Details for: CRK

Gene ID: 1398

Gene Type:  Protein-coding  - A gene that serves as a template for producing a messenger RNA (mRNA) molecule, which is then translated into a functional protein.

Symbol: CRK

Ensembl ID: ENSG00000167193

Description: CRK proto-oncogene, adaptor protein

Cell Significance Landscape

Associated with

Significant Cells

Cell Significance Index (CSI) scores for the chosen context(s)

  • transit amplifying cell of colon CL0009011
    CSI 12.39
    rCSI 14.55%
    PRS 26.5
  • myoepithelial cell CL0000185
    CSI 9.9
    rCSI 25.04%
    PRS 28.5
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 8.04
    rCSI 9.71%
    PRS 28.09
  • choroid plexus epithelial cell CL0000706
    CSI 7.35
    rCSI 12.03%
    PRS 17.75
  • alternatively activated macrophage CL0000890
    CSI 6.74
    rCSI 8.47%
    PRS 35.31
  • endothelial cell of vascular tree CL0002139
    CSI 6.35
    rCSI 34.72%
    PRS 34.29
  • myeloid dendritic cell CL0000782
    CSI 5.97
    rCSI 8.65%
    PRS 35.17
  • hepatic stellate cell CL0000632
    CSI 5.97
    rCSI 22.36%
    PRS 19.45
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI 5.78
    rCSI 5.26%
    PRS 35.3
  • paneth cell CL0000510
    CSI 5.73
    rCSI 8.46%
    PRS 35.94
  • regular atrial cardiac myocyte CL0002129
    CSI 5.08
    rCSI 16.35%
    PRS 23.98
  • epithelial cell CL0000066
    CSI 4.78
    rCSI 7.34%
    PRS 30.93
  • vein endothelial cell of respiratory system CL4033008
    CSI 4.46
    rCSI 30.62%
    PRS 43.7
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 3.58
    rCSI 4.59%
    PRS 22.19
  • erythroblast CL0000765
    CSI 3.58
    rCSI 9.49%
    PRS 35.59
  • podocyte CL0000653
    CSI 3.54
    rCSI 15.72%
    PRS 22.57
  • endothelial cell of placenta CL0009092
    CSI 3.47
    rCSI 17.1%
    PRS 31.24
  • common myeloid progenitor CL0000049
    CSI 3.13
    rCSI 2.53%
    PRS 23.39
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 3.03
    rCSI 2.43%
    PRS 41.1
  • basal cell CL0000646
    CSI 3
    rCSI 4.01%
    PRS 25.22
  • cardiac endothelial cell CL0010008
    CSI 2.93
    rCSI 11.81%
    PRS 21.27
  • mesenchymal cell CL0008019
    CSI 2.78
    rCSI 7.06%
    PRS 23.05
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 2.73
    rCSI 2.11%
    PRS 21.72
  • VIP GABAergic cortical interneuron CL4023016
    CSI 2.69
    rCSI 3.21%
    PRS 13.61
  • secretory cell CL0000151
    CSI 2.66
    rCSI 2.77%
    PRS 23.75
  • CD14-positive monocyte CL0001054
    CSI 2.65
    rCSI 3.3%
    PRS 32.47
  • alveolar macrophage CL0000583
    CSI 2.57
    rCSI 4.24%
    PRS 27.44
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 2.47
    rCSI 1.66%
    PRS 28.79
  • type B pancreatic cell CL0000169
    CSI 2.47
    rCSI 5.47%
    PRS 21.38
  • interstitial cell of Cajal CL0002088
    CSI 2.4
    rCSI 3.05%
    PRS 26.74
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 2.39
    rCSI 6.24%
    PRS 21.66
  • alveolar type 1 fibroblast cell CL4028004
    CSI 2.29
    rCSI 2.51%
    PRS 25.96
  • epicardial adipocyte CL1000309
    CSI 2.26
    rCSI 7.35%
    PRS 27.87
  • keratinocyte CL0000312
    CSI 2.22
    rCSI 1.86%
    PRS 27.42
  • renal beta-intercalated cell CL0002201
    CSI 2.22
    rCSI 5.28%
    PRS 26.18
  • midzonal region hepatocyte CL0019028
    CSI 2.2
    rCSI 5.16%
    PRS 32.79
  • placental villous trophoblast CL2000060
    CSI 2.13
    rCSI 3.3%
    PRS 21.63
  • CD14-positive, CD16-positive monocyte CL0002397
    CSI 2.11
    rCSI 2.77%
    PRS 33.11
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 2.08
    rCSI 1.88%
    PRS 21.07
  • inflammatory macrophage CL0000863
    CSI 2
    rCSI 3.42%
    PRS 46.21
  • perivascular cell CL4033054
    CSI 1.96
    rCSI 2.68%
    PRS 26.17
  • ciliated epithelial cell CL0000067
    CSI 1.96
    rCSI 1.72%
    PRS 16.85
  • retinal ganglion cell CL0000740
    CSI 1.95
    rCSI 4.3%
    PRS 16.51
  • radial glial cell CL0000681
    CSI 1.95
    rCSI 2.71%
    PRS 23.43
  • melanocyte CL0000148
    CSI 1.93
    rCSI 1.43%
    PRS 19.95
  • paneth cell of epithelium of small intestine CL1000343
    CSI 1.89
    rCSI 5.3%
    PRS 35.68
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 1.88
    rCSI 5.07%
    PRS 30.01
  • epithelial cell of lung CL0000082
    CSI 1.86
    rCSI 1.54%
    PRS 22
  • goblet cell CL0000160
    CSI 1.85
    rCSI 1.75%
    PRS 24.3
  • brush cell of tracheobronchial tree CL0002075
    CSI 1.85
    rCSI 5.49%
    PRS 32.2
  • sncg GABAergic cortical interneuron CL4023015
    CSI 1.85
    rCSI 2.97%
    PRS 15.03
  • early lymphoid progenitor CL0000936
    CSI 1.84
    rCSI 1.62%
    PRS 26.82
  • precursor B cell CL0000817
    CSI 1.82
    rCSI 1.59%
    PRS 30.67
  • common dendritic progenitor CL0001029
    CSI 1.76
    rCSI 2.21%
    PRS 30.13
  • interneuron CL0000099
    CSI 1.76
    rCSI 3.53%
    PRS 17.08
  • mesodermal cell CL0000222
    CSI 1.72
    rCSI 2.06%
    PRS 22.54
  • muscle cell CL0000187
    CSI 1.7
    rCSI 3.49%
    PRS 47.34
  • promonocyte CL0000559
    CSI 1.69
    rCSI 2.9%
    PRS 31.41
  • tracheobronchial serous cell CL0019001
    CSI 1.67
    rCSI 7.22%
    PRS 41.24
  • mucous neck cell CL0000651
    CSI 1.67
    rCSI 2.4%
    PRS 36.21
  • enteroendocrine cell CL0000164
    CSI 1.66
    rCSI 2.27%
    PRS 25.73
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 1.66
    rCSI 4.3%
    PRS 21.46
  • renal alpha-intercalated cell CL0005011
    CSI 1.66
    rCSI 2.22%
    PRS 29.74
  • myeloid leukocyte CL0000766
    CSI 1.65
    rCSI 1.52%
    PRS 24.25
  • lung pericyte CL0009089
    CSI 1.63
    rCSI 4.29%
    PRS 27.69
  • CD4-positive helper T cell CL0000492
    CSI 1.62
    rCSI 1.23%
    PRS 31.87
  • astrocyte of the cerebral cortex CL0002605
    CSI 1.61
    rCSI 3.61%
    PRS 14.41
  • ionocyte CL0005006
    CSI 1.61
    rCSI 1.72%
    PRS 21.34
  • retinal rod cell CL0000604
    CSI 1.58
    rCSI 2.79%
    PRS 22.55
  • adipocyte CL0000136
    CSI 1.58
    rCSI 2.03%
    PRS 22.38
  • blood vessel endothelial cell CL0000071
    CSI 1.56
    rCSI 3.23%
    PRS 23.1
  • stem cell CL0000034
    CSI 1.53
    rCSI 1.47%
    PRS 16.93
  • cerebellar granule cell CL0001031
    CSI 1.52
    rCSI 2.23%
    PRS 21.32
  • basal cell of prostate epithelium CL0002341
    CSI 1.51
    rCSI 4.38%
    PRS 46.5
  • epithelial cell of lower respiratory tract CL0002632
    CSI 1.51
    rCSI 1.17%
    PRS 22.36
  • pulmonary ionocyte CL0017000
    CSI 1.51
    rCSI 1.83%
    PRS 28.96
  • intestinal tuft cell CL0019032
    CSI 1.49
    rCSI 2.28%
    PRS 26.41
  • M cell of gut CL0000682
    CSI 1.49
    rCSI 1.58%
    PRS 38.86
  • retinal blood vessel endothelial cell CL0002585
    CSI 1.49
    rCSI 2.37%
    PRS 25.39
  • fibroblast of lung CL0002553
    CSI 1.49
    rCSI 1.38%
    PRS 23.21
  • granulocyte CL0000094
    CSI 1.47
    rCSI 2.25%
    PRS 30.14
  • respiratory basal cell CL0002633
    CSI 1.47
    rCSI 1.52%
    PRS 27.38
  • IgA plasma cell CL0000987
    CSI 1.47
    rCSI 1.5%
    PRS 41.44
  • skin fibroblast CL0002620
    CSI 1.47
    rCSI 1.26%
    PRS 35.03
  • pulmonary capillary endothelial cell CL4028001
    CSI 1.45
    rCSI 2.76%
    PRS 36.22
  • Kupffer cell CL0000091
    CSI 1.45
    rCSI 3.31%
    PRS 22.62
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 1.44
    rCSI 4.24%
    PRS 27.2
  • smooth muscle cell of prostate CL1000487
    CSI 1.43
    rCSI 8.43%
    PRS 63.83
  • bronchus fibroblast of lung CL2000093
    CSI 1.41
    rCSI 1.15%
    PRS 24.29
  • conjunctival epithelial cell CL1000432
    CSI 1.41
    rCSI 2.15%
    PRS 23.36
  • BEST4+ enteroycte CL4030026
    CSI 1.38
    rCSI 1.72%
    PRS 24.71
  • multi-ciliated epithelial cell CL0005012
    CSI 1.38
    rCSI 1.38%
    PRS 19.83
  • lung secretory cell CL1000272
    CSI 1.38
    rCSI 3.4%
    PRS 21.46
  • mucus secreting cell CL0000319
    CSI 1.37
    rCSI 2.18%
    PRS 29.68
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 1.36
    rCSI 1.7%
    PRS 12.91
  • colonocyte CL1000347
    CSI 1.36
    rCSI 1.94%
    PRS 30.94
  • cardiac neuron CL0010022
    CSI 1.36
    rCSI 4.34%
    PRS 19.03
  • fibroblast of cardiac tissue CL0002548
    CSI 1.35
    rCSI 6.48%
    PRS 18.99
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 1.35
    rCSI 1.56%
    PRS 20.06
  • neural crest cell CL0011012
    CSI 1.34
    rCSI 1.06%
    PRS 15.9
  • stromal cell of ovary CL0002132
    CSI 0.1
    rCSI 0.2%
    PRS 37.6%
  • acinar cell of salivary gland CL0002623
    CSI 0.1
    rCSI 3.3%
    PRS 42.7%
  • indirect pathway medium spiny neuron CL4023029
    CSI 0.2
    rCSI 4.8%
    PRS 13.3%
  • direct pathway medium spiny neuron CL4023026
    CSI 0.2
    rCSI 4.9%
    PRS 12.4%
  • central nervous system neuron CL2000029
    CSI 0.2
    rCSI 1.7%
    PRS 14.3%
  • paneth cell of colon CL0009009
    CSI 0.3
    rCSI 2.6%
    PRS 54.7%
  • respiratory goblet cell CL0002370
    CSI 0.3
    rCSI 3.0%
    PRS 43.3%
  • mesenchymal stem cell CL0000134
    CSI 0.3
    rCSI 3.2%
    PRS 40.1%
  • pancreatic stellate cell CL0002410
    CSI 0.3
    rCSI 1.9%
    PRS 34.0%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 0.3
    rCSI 1.0%
    PRS 15.8%
  • intestinal crypt stem cell of colon CL0009043
    CSI 0.4
    rCSI 2.6%
    PRS 41.6%
  • colon macrophage CL0009038
    CSI 0.4
    rCSI 1.8%
    PRS 46.5%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 0.4
    rCSI 2.3%
    PRS 14.5%
  • basal-myoepithelial cell of mammary gland CL0002324
    CSI 0.4
    rCSI 0.8%
    PRS 47.4%
  • regular ventricular cardiac myocyte CL0002131
    CSI 0.4
    rCSI 2.5%
    PRS 18.1%
  • amacrine cell CL0000561
    CSI 0.4
    rCSI 1.2%
    PRS 17.9%
  • chondrocyte CL0000138
    CSI 0.4
    rCSI 0.7%
    PRS 19.6%
  • tracheal goblet cell CL1000329
    CSI 0.4
    rCSI 0.9%
    PRS 43.6%
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 0.4
    rCSI 1.6%
    PRS 13.0%
  • deuterosomal cell CL4033044
    CSI 0.5
    rCSI 1.6%
    PRS 36.0%
  • L6b glutamatergic cortical neuron CL4023038
    CSI 0.5
    rCSI 1.5%
    PRS 14.7%
  • retinal cone cell CL0000573
    CSI 0.5
    rCSI 0.8%
    PRS 17.7%
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 0.5
    rCSI 0.9%
    PRS 13.8%
  • microcirculation associated smooth muscle cell CL0008035
    CSI 0.5
    rCSI 1.5%
    PRS 26.1%
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 0.5
    rCSI 2.0%
    PRS 14.3%
  • transit amplifying cell of small intestine CL0009012
    CSI 0.5
    rCSI 2.4%
    PRS 41.8%
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 0.6
    rCSI 1.7%
    PRS 34.0%
  • GABAergic neuron CL0000617
    CSI 0.6
    rCSI 1.9%
    PRS 16.7%
  • lung microvascular endothelial cell CL2000016
    CSI 0.6
    rCSI 12.1%
    PRS 57.5%
  • endothelial cell of uterus CL0009095
    CSI 0.6
    rCSI 4.6%
    PRS 56.6%
  • pulmonary alveolar type 1 cell CL0002062
    CSI 0.6
    rCSI 3.7%
    PRS 28.9%
  • pancreatic ductal cell CL0002079
    CSI 0.7
    rCSI 1.3%
    PRS 23.8%
  • mammary gland epithelial cell CL0002327
    CSI 0.7
    rCSI 2.4%
    PRS 39.5%
  • enterocyte of epithelium of small intestine CL1000334
    CSI 0.7
    rCSI 10.6%
    PRS 53.0%
  • hepatocyte CL0000182
    CSI 0.7
    rCSI 1.3%
    PRS 21.4%
  • megakaryocyte CL0000556
    CSI 0.7
    rCSI 3.1%
    PRS 39.4%
  • mature B cell CL0000785
    CSI 0.7
    rCSI 0.6%
    PRS 29.3%
  • colon goblet cell CL0009039
    CSI 0.7
    rCSI 1.8%
    PRS 34.1%
  • lung macrophage CL1001603
    CSI 0.8
    rCSI 1.7%
    PRS 27.3%
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 0.8
    rCSI 1.9%
    PRS 13.5%
  • retina horizontal cell CL0000745
    CSI 0.8
    rCSI 1.2%
    PRS 21.4%
  • parietal epithelial cell CL1000452
    CSI 0.8
    rCSI 2.1%
    PRS 19.2%
  • Hofbauer cell CL3000001
    CSI 0.8
    rCSI 1.5%
    PRS 29.5%
  • extravillous trophoblast CL0008036
    CSI 0.8
    rCSI 1.0%
    PRS 20.3%
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 0.8
    rCSI 1.2%
    PRS 21.4%
  • keratocyte CL0002363
    CSI 0.8
    rCSI 2.0%
    PRS 33.6%
  • type EC enteroendocrine cell CL0000577
    CSI 0.8
    rCSI 2.9%
    PRS 37.1%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 0.8
    rCSI 2.1%
    PRS 17.6%
  • small intestine goblet cell CL1000495
    CSI 0.8
    rCSI 1.8%
    PRS 30.8%
  • endocardial cell CL0002350
    CSI 0.9
    rCSI 4.1%
    PRS 28.1%
  • helper T cell CL0000912
    CSI 0.9
    rCSI 1.2%
    PRS 32.4%
  • glutamatergic neuron CL0000679
    CSI 0.9
    rCSI 1.8%
    PRS 22.5%
  • macroglial cell CL0000126
    CSI 0.9
    rCSI 2.3%
    PRS 29.3%
  • corneal epithelial cell CL0000575
    CSI 0.9
    rCSI 2.5%
    PRS 39.9%
  • late pro-B cell CL0002048
    CSI 0.9
    rCSI 2.2%
    PRS 58.0%
  • endothelial cell of arteriole CL1000412
    CSI 0.9
    rCSI 5.2%
    PRS 55.0%
  • duct epithelial cell CL0000068
    CSI 1.0
    rCSI 1.4%
    PRS 24.6%
  • neural progenitor cell CL0011020
    CSI 1.0
    rCSI 4.2%
    PRS 21.2%
  • pancreatic acinar cell CL0002064
    CSI 1.0
    rCSI 1.3%
    PRS 25.4%
  • epithelial cell of proximal tubule CL0002306
    CSI 1.0
    rCSI 2.3%
    PRS 22.5%
  • retinal pigment epithelial cell CL0002586
    CSI 1.0
    rCSI 1.9%
    PRS 24.2%
  • nasal mucosa goblet cell CL0002480
    CSI 1.0
    rCSI 1.1%
    PRS 33.2%
  • T-helper 17 cell CL0000899
    CSI 1.0
    rCSI 0.8%
    PRS 41.1%
  • respiratory suprabasal cell CL4033048
    CSI 1.0
    rCSI 1.3%
    PRS 26.8%
  • colon epithelial cell CL0011108
    CSI 1.0
    rCSI 1.1%
    PRS 21.6%
  • granulocyte monocyte progenitor cell CL0000557
    CSI 1.1
    rCSI 0.9%
    PRS 26.2%
  • club cell CL0000158
    CSI 1.1
    rCSI 1.6%
    PRS 26.2%
  • type L enteroendocrine cell CL0002279
    CSI 1.1
    rCSI 2.0%
    PRS 43.9%
  • enteroendocrine cell of small intestine CL0009006
    CSI 1.1
    rCSI 2.4%
    PRS 34.8%
  • retinal bipolar neuron CL0000748
    CSI 1.1
    rCSI 2.1%
    PRS 16.8%
  • acinar cell CL0000622
    CSI 1.1
    rCSI 1.6%
    PRS 30.3%
  • lung neuroendocrine cell CL1000223
    CSI 1.1
    rCSI 1.6%
    PRS 26.4%
  • enteric smooth muscle cell CL0002504
    CSI 1.1
    rCSI 1.6%
    PRS 25.9%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 1.1
    rCSI 2.0%
    PRS 13.6%
  • vascular associated smooth muscle cell CL0000359
    CSI 1.1
    rCSI 3.6%
    PRS 27.6%
  • luminal cell of prostate epithelium CL0002340
    CSI 1.1
    rCSI 6.1%
    PRS 39.7%
  • alveolar adventitial fibroblast CL4028006
    CSI 1.1
    rCSI 1.8%
    PRS 23.2%
  • intestinal epithelial cell CL0002563
    CSI 1.2
    rCSI 1.2%
    PRS 24.1%
  • foveolar cell of stomach CL0002179
    CSI 1.2
    rCSI 2.5%
    PRS 36.4%
  • tendon cell CL0000388
    CSI 1.2
    rCSI 3.0%
    PRS 54.3%
  • cardiac muscle cell CL0000746
    CSI 1.2
    rCSI 1.7%
    PRS 18.0%
  • intrahepatic cholangiocyte CL0002538
    CSI 1.2
    rCSI 2.9%
    PRS 40.4%
  • periportal region hepatocyte CL0019026
    CSI 1.2
    rCSI 4.6%
    PRS 31.4%
  • renal principal cell CL0005009
    CSI 1.2
    rCSI 3.1%
    PRS 29.3%
  • peripheral nervous system neuron CL2000032
    CSI 1.2
    rCSI 1.6%
    PRS 20.3%
  • glandular epithelial cell CL0000150
    CSI 1.2
    rCSI 3.2%
    PRS 44.2%
  • mononuclear phagocyte CL0000113
    CSI 1.2
    rCSI 2.7%
    PRS 26.6%
  • enterocyte of epithelium of large intestine CL0002071
    CSI 1.2
    rCSI 6.4%
    PRS 38.7%
  • rod bipolar cell CL0000751
    CSI 1.2
    rCSI 2.2%
    PRS 19.1%
  • glioblast CL0000030
    CSI 1.2
    rCSI 2.0%
    PRS 19.7%
  • enterocyte CL0000584
    CSI 1.2
    rCSI 2.0%
    PRS 34.6%
  • squamous epithelial cell CL0000076
    CSI 1.3
    rCSI 3.0%
    PRS 28.6%
  • pancreatic A cell CL0000171
    CSI 1.3
    rCSI 1.3%
    PRS 24.6%
  • lung ciliated cell CL1000271
    CSI 1.3
    rCSI 1.5%
    PRS 17.1%
  • renal interstitial pericyte CL1001318
    CSI 1.3
    rCSI 3.5%
    PRS 21.5%
  • cerebral cortex endothelial cell CL1001602
    CSI 1.3
    rCSI 2.2%
    PRS 17.7%
  • transit amplifying cell CL0009010
    CSI 1.3
    rCSI 1.9%
    PRS 37.1%
  • Bergmann glial cell CL0000644
    CSI 1.3
    rCSI 1.7%
    PRS 22.9%
  • lung endothelial cell CL1001567
    CSI 1.3
    rCSI 2.9%
    PRS 51.2%
  • intermediate monocyte CL0002393
    CSI 1.3
    rCSI 1.9%
    PRS 23.7%

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this specific cell.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.

Cell ID: Standard Cell Ontology term used for mapping and comparing cells across experiments. Ensures consistency in analyzing cellular functions across tissues.
Fold Change: Represents the ratio of the current Cell Significance Index to the Cell Significance Index Threshold, indicating how much the gene expression has changed compared to a baseline.
Cell Significance Index: Reflects how strongly a gene is expressed in this cell type. Calculated using techniques like effect size estimation and bootstrapping for reliability.
Network Configuration

Explore relationships of the current gene. Select an Interaction Source: 'ONTOLOGY' for shared pathways (GO/Reactome) or 'STRING' for protein-protein interactions. Further refine by selecting context genes and comparing Cell Significance Index (CSI) scores between baseline and target cell types and their specific contexts.

Comma-separated if multiple.
Comma-separated if multiple.

Legend:
  • Query Gene
  • Node Color (Target Cell CSI, relative to current network):
    • Very High
    • High
    • Medium
    • Low
    • Very Low
    • CSI N/A
  • Node Size: Proportional to Target Cell CSI magnitude
  • STRING PPI Edge
  • Shared Pathway Edge (ONTOLOGY)

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Other Information

This section provides additional information about the gene, including a description generated by an AI language model and details about associated proteins.

## Summary **[CRK](/details-gene/1398)** is a proto-oncogene that encodes a signaling adaptor protein crucial for intracellular signal transduction. Lacking intrinsic enzymatic activity, it functions as a molecular scaffold, utilizing its Src homology 2 (SH2) and 3 (SH3) domains to link phosphotyrosine-containing proteins with downstream effectors. This positions [CRK](/details-gene/1398) as a central hub in pathways that regulate cell adhesion, migration, and proliferation ([Link](https://doi.org/10.1128/mcb.12.8.3482-3489.1992)). Its significance is highlighted by its expression across a wide range of cell types, including highly proliferative epithelial cells like [transit amplifying cell of colon](/details-cell/CL0009011), contractile cells such as [myoepithelial cell](/details-cell/CL0000185), and key immune cells like [CD1c-positive myeloid dendritic cell](/details-cell/CL0002399), indicating its fundamental role in diverse physiological processes. ## Cellular Roles and Expression Landscape **Overall**, the expression profile of **[CRK](/details-gene/1398)** reveals its widespread importance as a signaling intermediary in numerous cell lineages, rather than as a marker for a single cell type. Its highest significance is observed in the [transit amplifying cell of colon](/details-cell/CL0009011) (CSI: 12.39), a rapidly dividing cell population, which is consistent with the gene's established role in promoting cell proliferation and growth. High CSI values are also seen in various mesenchymal and epithelial-like cells, including [myoepithelial cell](/details-cell/CL0000185) (CSI: 9.90), [choroid plexus epithelial cell](/details-cell/CL0000706) (CSI: 7.35), and [hepatic stellate cell](/details-cell/CL0000632) (CSI: 5.97), suggesting a key function in processes related to tissue structure, contractility, and response to growth factors. Furthermore, **[CRK](/details-gene/1398)** is a significant component of the immune system's signaling machinery. It is prominently expressed in antigen-presenting cells such as [CD1c-positive myeloid dendritic cell](/details-cell/CL0002399) (CSI: 8.04), [myeloid dendritic cell](/details-cell/CL0000782) (CSI: 5.97), and [alternatively activated macrophage](/details-cell/CL0000890) (CSI: 6.74), as well as in adaptive immune cells like the [effector memory CD8-positive, alpha-beta T cell](/details-cell/CL0000913) (CSI: 5.78). This pattern points to a role in immune cell activation, migration, and effector functions. The gene's importance extends to the vasculature, with significant expression in [endothelial cell of vascular tree](/details-cell/CL0002139) (CSI: 6.35), aligning with its involvement in signaling pathways that control angiogenesis and vascular integrity. ## Pathways and Molecular Function The function of **[CRK](/details-gene/1398)** is defined by its role as an adaptor protein, mediating signal transduction through protein-protein interactions. Its molecular function is dominated by `Signaling adaptor activity` ([GO:0035591](https://www.ebi.ac.uk/QuickGO/term/GO:0035591)), primarily through its capacity for `Phosphotyrosine residue binding` ([GO:0001784](https://www.ebi.ac.uk/QuickGO/term/GO:0001784)) via its SH2 domain and binding to proline-rich motifs via its SH3 domain ([SH3 domain binding](https://www.ebi.ac.uk/QuickGO/term/GO:0017124)) ([Link](https://doi.org/10.1074/jbc.271.24.14468)). These interactions allow it to bridge activated `Receptor tyrosine kinase binding` ([GO:0030971](https://www.ebi.ac.uk/QuickGO/term/GO:0030971)) to downstream signaling cascades. This scaffolding function translates into the regulation of critical biological processes. **[CRK](/details-gene/1398)** is integral to pathways controlling the cytoskeleton and cell movement, as evidenced by its annotation for `Actin cytoskeleton organization` ([GO:0030036](https://www.ebi.ac.uk/QuickGO/term/GO:0030036)) and `Cell migration` ([GO:0016477](https://www.ebi.ac.uk/QuickGO/term/GO:0016477)). This is consistent with its demonstrated interaction with DOCK180, a key regulator of the RAC1 GTPase involved in cell morphology ([Link](https://doi.org/10.1128/mcb.16.4.1770)). Reactome pathway analysis further specifies the contexts where **[CRK](/details-gene/1398)** operates. It is a key player in `Signaling by receptor tyrosine kinases` ([R-HSA-9006934](https://reactome.org/content/detail/R-HSA-9006934)), including specific pathways like `Signaling by pdgf` ([R-HSA-186797](https://reactome.org/content/detail/R-HSA-186797)) and the `Vegfa-vegfr2 pathway` ([R-HSA-4420097](https://reactome.org/content/detail/R-HSA-4420097)), which aligns with its expression in endothelial and mesenchymal cells. In the immune system, its importance is highlighted by its involvement in `Cytokine signaling in immune system` ([R-HSA-1280215](https://reactome.org/content/detail/R-HSA-1280215)) and `Fcgamma receptor (fcgr) dependent phagocytosis` ([R-HSA-2029480](https://reactome.org/content/detail/R-HSA-2029480)), providing a molecular basis for its high significance in myeloid cells. Additionally, its role in cell adhesion is underscored by its participation in `Integrin signaling` ([R-HSA-354192](https://reactome.org/content/detail/R-HSA-354192)). ## Research Directions The widespread role of **[CRK](/details-gene/1398)** in fundamental cellular processes, particularly cell proliferation and migration, combined with its status as a proto-oncogene ([OMIM: 164762](https://omim.org/entry/164762)), makes it a gene of significant interest in cancer biology and immunology. ### Proposed Hypotheses: 1. Given its proto-oncogenic nature and its highest CSI score in the highly proliferative [transit amplifying cell of colon](/details-cell/CL0009011), we hypothesize that overexpression or dysregulation of **[CRK](/details-gene/1398)** is a critical event in the development and progression of colorectal cancer, where it may amplify signals from growth factor receptors to drive uncontrolled cell division and metastasis. 2. Based on its high significance in [CD1c-positive myeloid dendritic cell](/details-cell/CL0002399) and its direct involvement in the `Fcgamma receptor (fcgr) dependent phagocytosis` pathway ([R-HSA-2029480](https://reactome.org/content/detail/R-HSA-2029480)), we propose that **[CRK](/details-gene/1398)** is essential for efficient antigen uptake by dendritic cells. It likely acts as a critical adaptor to recruit cytoskeletal machinery to the phagocytic cup, thereby influencing the efficacy of the adaptive immune response. ### Experimental Approach: To test the first hypothesis regarding the role of **[CRK](/details-gene/1398)** in colorectal cancer, a multifaceted approach could be employed. CRISPR-Cas9-mediated knockout of **[CRK](/details-gene/1398)** in a panel of colorectal cancer cell lines would be performed. The resulting knockout cells would be compared to isogenic controls in functional assays measuring proliferation (e.g., cell counting, colony formation), migration (e.g., transwell assays), and invasion (e.g., Matrigel invasion assays). Furthermore, using patient-derived organoid models, the effect of **[CRK](/details-gene/1398)** knockout on tumoroid growth and architecture could be assessed to provide a more physiologically relevant context. ### Therapeutic Potential: As a proto-oncogenic signaling node, **[CRK](/details-gene/1398)** represents a compelling target for therapeutic **inhibition**, particularly in cancers driven by aberrant receptor tyrosine kinase signaling. Because [CRK](/details-gene/1398) itself is not an enzyme, direct inhibition is challenging. However, developing small molecules or peptidomimetics that specifically disrupt the protein-protein interactions mediated by its SH2 or SH3 domains could be a viable strategy. Such an approach could uncouple hyperactive upstream receptors from the downstream pathways that drive malignant phenotypes. The broad expression of [CRK](/details-gene/1398) may pose a risk for on-target toxicity, necessitating careful therapeutic window assessment or the development of strategies to target its function specifically in cancer cells.

Genular Protein ID: 463348270

Symbol: CRK_HUMAN

Name: Adapter molecule crk

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 1630456

Title: Two species of human CRK cDNA encode proteins with distinct biological activities.

PubMed ID: 1630456

DOI: 10.1128/mcb.12.8.3482-3489.1992

PubMed ID: 8378094

Title: CRK proto-oncogene maps to human chromosome band 17p13.

PubMed ID: 8378094

PubMed ID: 14702039

Title: Complete sequencing and characterization of 21,243 full-length human cDNAs.

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 16625196

Title: DNA sequence of human chromosome 17 and analysis of rearrangement in the human lineage.

PubMed ID: 16625196

DOI: 10.1038/nature04689

PubMed ID: 15489334

Title: The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC).

PubMed ID: 15489334

DOI: 10.1101/gr.2596504

PubMed ID: 8657152

Title: DOCK180, a major CRK-binding protein, alters cell morphology upon translocation to the cell membrane.

PubMed ID: 8657152

DOI: 10.1128/mcb.16.4.1770

PubMed ID: 8662907

Title: Interaction between the amino-terminal SH3 domain of CRK and its natural target proteins.

PubMed ID: 8662907

DOI: 10.1074/jbc.271.24.14468

PubMed ID: 9614078

Title: Interplay of the proto-oncogene proteins CrkL and CrkII in insulin-like growth factor-I receptor-mediated signal transduction.

PubMed ID: 9614078

DOI: 10.1074/jbc.273.24.14780

PubMed ID: 10362357

Title: cbl-3: a new mammalian cbl family protein.

PubMed ID: 10362357

DOI: 10.1038/sj.onc.1202753

PubMed ID: 10733900

Title: Differential interaction of CrkII adaptor protein with platelet-derived growth factor alpha- and beta-receptors is determined by its internal tyrosine phosphorylation.

PubMed ID: 10733900

DOI: 10.1006/bbrc.2000.2374

PubMed ID: 10964504

Title: NGF-dependent neurite outgrowth in PC12 cells overexpressing the Src homology 2-domain protein shb requires activation of the Rap1 pathway.

PubMed ID: 10964504

DOI: 10.1006/excr.2000.4984

PubMed ID: 11870224

Title: Ephrin-A5 induces rounding, blebbing and de-adhesion of EphA3-expressing 293T and melanoma cells by CrkII and Rho-mediated signalling.

PubMed ID: 11870224

DOI: 10.1242/jcs.115.5.1059

PubMed ID: 12432078

Title: Novel function of Chat in controlling cell adhesion via Cas-Crk-C3G-pathway-mediated Rap1 activation.

PubMed ID: 12432078

DOI: 10.1242/jcs.00207

PubMed ID: 12628187

Title: DOCK4, a GTPase activator, is disrupted during tumorigenesis.

PubMed ID: 12628187

DOI: 10.1016/s0092-8674(03)00155-7

PubMed ID: 12878163

Title: Identification of Tyr900 in the kinase domain of c-Kit as a Src-dependent phosphorylation site mediating interaction with c-Crk.

PubMed ID: 12878163

DOI: 10.1016/s0014-4827(03)00206-4

PubMed ID: 16076871

Title: Direct recruitment of CRK and GRB2 to VEGFR-3 induces proliferation, migration, and survival of endothelial cells through the activation of ERK, AKT, and JNK pathways.

PubMed ID: 16076871

DOI: 10.1182/blood-2005-04-1388

PubMed ID: 16129412

Title: Signaling by Kit protein-tyrosine kinase--the stem cell factor receptor.

PubMed ID: 16129412

DOI: 10.1016/j.bbrc.2005.08.055

PubMed ID: 15592455

Title: Immunoaffinity profiling of tyrosine phosphorylation in cancer cells.

PubMed ID: 15592455

DOI: 10.1038/nbt1046

PubMed ID: 17038317

Title: Ack1 mediates Cdc42-dependent cell migration and signaling to p130Cas.

PubMed ID: 17038317

DOI: 10.1074/jbc.m604342200

PubMed ID: 18024423

Title: Regulation of 3-phosphoinositide-dependent protein kinase-1 (PDK1) by Src involves tyrosine phosphorylation of PDK1 and Src homology 2 domain binding.

PubMed ID: 18024423

DOI: 10.1074/jbc.m706361200

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

PubMed ID: 19807924

Title: Identification of SH3 domain interaction partners of human FasL (CD178) by phage display screening.

PubMed ID: 19807924

DOI: 10.1186/1471-2172-10-53

PubMed ID: 19004829

Title: DOCK5 and DOCK1 regulate Caco-2 intestinal epithelial cell spreading and migration on collagen IV.

PubMed ID: 19004829

DOI: 10.1074/jbc.m808010200

PubMed ID: 19381274

Title: Unc119 protects from Shigella infection by inhibiting the Abl family kinases.

PubMed ID: 19381274

DOI: 10.1371/journal.pone.0005211

PubMed ID: 20534451

Title: Pseudopodium-enriched atypical kinase 1 regulates the cytoskeleton and cancer progression.

PubMed ID: 20534451

DOI: 10.1073/pnas.0914776107

PubMed ID: 20068231

Title: Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis.

PubMed ID: 20068231

DOI: 10.1126/scisignal.2000475

PubMed ID: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

PubMed ID: 21406692

Title: System-wide temporal characterization of the proteome and phosphoproteome of human embryonic stem cell differentiation.

PubMed ID: 21406692

DOI: 10.1126/scisignal.2001570

PubMed ID: 22223895

Title: Comparative large-scale characterisation of plant vs. mammal proteins reveals similar and idiosyncratic N-alpha acetylation features.

PubMed ID: 22223895

DOI: 10.1074/mcp.m111.015131

PubMed ID: 22814378

Title: N-terminal acetylome analyses and functional insights of the N-terminal acetyltransferase NatB.

PubMed ID: 22814378

DOI: 10.1073/pnas.1210303109

PubMed ID: 23186163

Title: Toward a comprehensive characterization of a human cancer cell phosphoproteome.

PubMed ID: 23186163

DOI: 10.1021/pr300630k

PubMed ID: 24275569

Title: An enzyme assisted RP-RPLC approach for in-depth analysis of human liver phosphoproteome.

PubMed ID: 24275569

DOI: 10.1016/j.jprot.2013.11.014

PubMed ID: 31311869

Title: PEAK3/C19orf35 pseudokinase, a new NFK3 kinase family member, inhibits CrkII through dimerization.

PubMed ID: 31311869

DOI: 10.1073/pnas.1906360116

PubMed ID: 12384576

Title: Structure of a regulatory complex involving the Abl SH3 domain, the Crk SH2 domain, and a Crk-derived phosphopeptide.

PubMed ID: 12384576

DOI: 10.1073/pnas.212518799

PubMed ID: 17515907

Title: Structural basis for the transforming activity of human cancer-related signaling adaptor protein CRK.

PubMed ID: 17515907

DOI: 10.1038/nsmb1241

Sequence Information:

  • Length: 304
  • Mass: 33831
  • Checksum: 4CFBFB65BFC2E265
  • Sequence:
  • MAGNFDSEER SSWYWGRLSR QEAVALLQGQ RHGVFLVRDS STSPGDYVLS VSENSRVSHY 
    IINSSGPRPP VPPSPAQPPP GVSPSRLRIG DQEFDSLPAL LEFYKIHYLD TTTLIEPVSR 
    SRQGSGVILR QEEAEYVRAL FDFNGNDEED LPFKKGDILR IRDKPEEQWW NAEDSEGKRG 
    MIPVPYVEKY RPASASVSAL IGGNQEGSHP QPLGGPEPGP YAQPSVNTPL PNLQNGPIYA 
    RVIQKRVPNA YDKTALALEV GELVKVTKIN VSGQWEGECN GKRGHFPFTH VRLLDQQNPD 
    EDFS

Genular Protein ID: 3163442072

Symbol: A0A0S2Z3K9_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 26871637

Title: Widespread Expansion of Protein Interaction Capabilities by Alternative Splicing.

PubMed ID: 26871637

DOI: 10.1016/j.cell.2016.01.029

Sequence Information:

  • Length: 204
  • Mass: 22906
  • Checksum: B4C5BF23887B6B80
  • Sequence:
  • MAGNFDSEER SSWYWGRLSR QEAVALLQGQ RHGVFLVRDS STSPGDYVLS VSENSRVSHY 
    IINSSGPRPP VPPSPAQPPP GVSPSRLRIG DQEFDSLPAL LEFYKIHYLD TTTLIEPVSR 
    SRQGSGVILR QEEAEYVRAL FDFNGNDEED LPFKKGDILR IRDKPEEQWW NAEDSEGKRG 
    MIPVPYVEKY RPASASVSAL IGGR