Details for: PRP4K

Gene ID: 8899

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: PRP4K

Ensembl ID: ENSG00000112739

Description: pre-mRNA processing factor kinase PRP4K

Cell Significance Landscape

Associated with

Significant Cells

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

  • ciliated epithelial cell CL0000067
    CSI 38.11
    rCSI 33.51%
    PRS 14.3
  • BEST4+ enteroycte CL4030026
    CSI 25.45
    rCSI 31.66%
    PRS 20.94
  • fallopian tube secretory epithelial cell CL4030006
    CSI 18.89
    rCSI 18.18%
    PRS 20.37
  • stromal cell of ovary CL0002132
    CSI 14.74
    rCSI 40.52%
    PRS 32.18
  • transit amplifying cell of small intestine CL0009012
    CSI 12.29
    rCSI 53.96%
    PRS 36.09
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 12.1
    rCSI 8.15%
    PRS 24.03
  • retinal ganglion cell CL0000740
    CSI 11.09
    rCSI 24.5%
    PRS 14.08
  • enterocyte of epithelium of large intestine CL0002071
    CSI 9.98
    rCSI 52.43%
    PRS 33.57
  • CD4-positive helper T cell CL0000492
    CSI 9.29
    rCSI 7.03%
    PRS 26.93
  • small intestine goblet cell CL1000495
    CSI 9.08
    rCSI 19.9%
    PRS 26.3
  • forebrain radial glial cell CL0013000
    CSI 8.87
    rCSI 28.47%
    PRS 28.13
  • tuft cell of colon CL0009041
    CSI 8.31
    rCSI 19.37%
    PRS 38.91
  • central nervous system neuron CL2000029
    CSI 8.27
    rCSI 60.8%
    PRS 11.48
  • transit amplifying cell of colon CL0009011
    CSI 6.35
    rCSI 7.46%
    PRS 22.72
  • GABAergic amacrine cell CL4030027
    CSI 6.29
    rCSI 21.53%
    PRS 17.06
  • Kupffer cell CL0000091
    CSI 6.11
    rCSI 13.98%
    PRS 19.11
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 5.52
    rCSI 14.87%
    PRS 25.47
  • microcirculation associated smooth muscle cell CL0008035
    CSI 5.5
    rCSI 15.91%
    PRS 22.24
  • lung ciliated cell CL1000271
    CSI 5.36
    rCSI 6.2%
    PRS 14.46
  • endothelial cell of placenta CL0009092
    CSI 4.88
    rCSI 24.06%
    PRS 26.64
  • blood vessel smooth muscle cell CL0019018
    CSI 4.88
    rCSI 39.65%
    PRS 19.8
  • colon goblet cell CL0009039
    CSI 4.67
    rCSI 11.1%
    PRS 29.37
  • myeloid lineage restricted progenitor cell CL0000839
    CSI 4.53
    rCSI 23.37%
    PRS 38.07
  • foveolar cell of stomach CL0002179
    CSI 3.88
    rCSI 8.26%
    PRS 31.27
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 3.83
    rCSI 13.79%
    PRS 10.91
  • small pre-B-II cell CL0000954
    CSI 3.83
    rCSI 3.68%
    PRS 39.54
  • direct pathway medium spiny neuron CL4023026
    CSI 3.66
    rCSI 87.56%
    PRS 9.96
  • indirect pathway medium spiny neuron CL4023029
    CSI 3.63
    rCSI 87.68%
    PRS 10.91
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 3.63
    rCSI 10.71%
    PRS 23.71
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 3.61
    rCSI 2.89%
    PRS 34.98
  • ON midget ganglion cell CL4033046
    CSI 3.57
    rCSI 72.74%
    PRS 15.79
  • ON parasol ganglion cell CL4033052
    CSI 3.49
    rCSI 49.53%
    PRS 14.95
  • paneth cell CL0000510
    CSI 3.46
    rCSI 5.11%
    PRS 30.73
  • erythroblast CL0000765
    CSI 3.3
    rCSI 8.76%
    PRS 31.24
  • OFF midget ganglion cell CL4033047
    CSI 3.3
    rCSI 67.12%
    PRS 16.83
  • intestinal crypt stem cell of colon CL0009043
    CSI 3.04
    rCSI 22.86%
    PRS 35.72
  • mature alpha-beta T cell CL0000791
    CSI 2.68
    rCSI 9.71%
    PRS 33.61
  • pro-B cell CL0000826
    CSI 2.64
    rCSI 2.19%
    PRS 19.92
  • transitional stage B cell CL0000818
    CSI 2.61
    rCSI 8.56%
    PRS 50.76
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 2.53
    rCSI 2.28%
    PRS 17.68
  • CD14-positive, CD16-negative classical monocyte CL0002057
    CSI 2.39
    rCSI 14.45%
    PRS 42.89
  • common myeloid progenitor CL0000049
    CSI 2.36
    rCSI 1.91%
    PRS 19.69
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 2.36
    rCSI 9.19%
    PRS 32.25
  • primitive red blood cell CL0002355
    CSI 2.24
    rCSI 12.11%
    PRS 34.25
  • podocyte CL0000653
    CSI 2.15
    rCSI 9.57%
    PRS 19.28
  • paneth cell of epithelium of small intestine CL1000343
    CSI 2.15
    rCSI 6.02%
    PRS 30.42
  • ependymal cell CL0000065
    CSI 2.13
    rCSI 4.31%
    PRS 9.89
  • common lymphoid progenitor CL0000051
    CSI 2.1
    rCSI 2.81%
    PRS 37.22
  • enterocyte of epithelium of small intestine CL1000334
    CSI 2.09
    rCSI 32.4%
    PRS 46.73
  • large pre-B-II cell CL0000957
    CSI 2.07
    rCSI 5.91%
    PRS 33.15
  • acinar cell of salivary gland CL0002623
    CSI 2.07
    rCSI 48.18%
    PRS 36.46
  • epicardial adipocyte CL1000309
    CSI 2.03
    rCSI 6.59%
    PRS 23.87
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 2.02
    rCSI 1.55%
    PRS 18.2
  • nasal mucosa goblet cell CL0002480
    CSI 1.95
    rCSI 2.26%
    PRS 28.53
  • cerebral cortex neuron CL0010012
    CSI 1.93
    rCSI 7.87%
    PRS 20.04
  • brush cell of tracheobronchial tree CL0002075
    CSI 1.8
    rCSI 5.33%
    PRS 27.68
  • GABAergic interneuron CL0011005
    CSI 1.67
    rCSI 26.4%
    PRS 17.04
  • ON-bipolar cell CL0000749
    CSI 1.64
    rCSI 2.44%
    PRS 23.46
  • CD16-negative, CD56-bright natural killer cell, human CL0000938
    CSI 1.57
    rCSI 1.18%
    PRS 52.5
  • thymocyte CL0000893
    CSI 1.45
    rCSI 5.14%
    PRS 57.02
  • keratinocyte CL0000312
    CSI 1.41
    rCSI 1.18%
    PRS 23.43
  • fraction A pre-pro B cell CL0002045
    CSI 1.38
    rCSI 1.58%
    PRS 39.57
  • perivascular cell CL4033054
    CSI 1.36
    rCSI 1.86%
    PRS 22.27
  • mature T cell CL0002419
    CSI 1.35
    rCSI 1.05%
    PRS 28.72
  • inflammatory macrophage CL0000863
    CSI 1.33
    rCSI 2.28%
    PRS 39.38
  • mature astrocyte CL0002627
    CSI 1.29
    rCSI 5.5%
    PRS 23.66
  • T-helper 17 cell CL0000899
    CSI 1.27
    rCSI 1.01%
    PRS 34.81
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 1.25
    rCSI 1.78%
    PRS 18.25
  • naive B cell CL0000788
    CSI 1.24
    rCSI 1.06%
    PRS 32.17
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 1.2
    rCSI 3.75%
    PRS 13.33
  • pluripotent stem cell CL0002248
    CSI 1.19
    rCSI 35.73%
    PRS 42.88
  • naive thymus-derived CD4-positive, alpha-beta T cell CL0000895
    CSI 1.17
    rCSI 1.47%
    PRS 68.01
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 1.17
    rCSI 4.41%
    PRS 11.95
  • enteric smooth muscle cell CL0002504
    CSI 1.15
    rCSI 1.65%
    PRS 22.14
  • adipocyte CL0000136
    CSI 1.14
    rCSI 1.46%
    PRS 19.09
  • cardiac muscle cell CL0000746
    CSI 1.13
    rCSI 1.62%
    PRS 15.27
  • megakaryocyte progenitor cell CL0000553
    CSI 1.12
    rCSI 20.43%
    PRS 53.89
  • glandular epithelial cell CL0000150
    CSI 1.11
    rCSI 2.92%
    PRS 38
  • mature NK T cell CL0000814
    CSI 1.11
    rCSI 1.41%
    PRS 64.35
  • CD16-positive, CD56-dim natural killer cell, human CL0000939
    CSI 1.07
    rCSI 0.71%
    PRS 46.73
  • tissue-resident macrophage CL0000864
    CSI 1.06
    rCSI 4.95%
    PRS 39.09
  • pulmonary capillary endothelial cell CL4028001
    CSI 1.04
    rCSI 1.98%
    PRS 31.06
  • OFF-bipolar cell CL0000750
    CSI 1.01
    rCSI 1.38%
    PRS 30.69
  • early lymphoid progenitor CL0000936
    CSI 0.98
    rCSI 0.86%
    PRS 22.6
  • midzonal region hepatocyte CL0019028
    CSI 0.98
    rCSI 2.29%
    PRS 28.35
  • alpha-beta T cell CL0000789
    CSI 0.97
    rCSI 1.14%
    PRS 26.89
  • pancreatic D cell CL0000173
    CSI 0.95
    rCSI 0.94%
    PRS 21.26
  • mucosal invariant T cell CL0000940
    CSI 0.95
    rCSI 0.77%
    PRS 30.65
  • kidney epithelial cell CL0002518
    CSI 0.95
    rCSI 1.81%
    PRS 42.82
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 0.93
    rCSI 9.8%
    PRS 25.65
  • naive thymus-derived CD8-positive, alpha-beta T cell CL0000900
    CSI 0.91
    rCSI 0.64%
    PRS 45.6
  • conjunctival epithelial cell CL1000432
    CSI 0.9
    rCSI 1.38%
    PRS 19.8
  • late pro-B cell CL0002048
    CSI 0.9
    rCSI 2.25%
    PRS 52.4
  • basal-myoepithelial cell of mammary gland CL0002324
    CSI 0.89
    rCSI 1.69%
    PRS 41.38
  • epithelial cell of lower respiratory tract CL0002632
    CSI 0.88
    rCSI 0.69%
    PRS 18.85
  • myofibroblast cell CL0000186
    CSI 0.87
    rCSI 1.21%
    PRS 27.78
  • retina horizontal cell CL0000745
    CSI 0.86
    rCSI 1.32%
    PRS 18.28
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 0.85
    rCSI 1.09%
    PRS 19
  • renal alpha-intercalated cell CL0005011
    CSI 0.84
    rCSI 1.13%
    PRS 25.56
  • lung interstitial macrophage CL4033043
    CSI 0.84
    rCSI 1.89%
    PRS 38.65
  • duct epithelial cell CL0000068
    CSI -2.3
    rCSI -3.3%
    PRS 20.8%
  • megakaryocyte CL0000556
    CSI -1.2
    rCSI -5.2%
    PRS 34.1%
  • renal interstitial pericyte CL1001318
    CSI -1.2
    rCSI -3.3%
    PRS 18.3%
  • elicited macrophage CL0000861
    CSI -0.7
    rCSI -0.6%
    PRS 23.0%
  • mesenchymal cell CL0008019
    CSI -0.6
    rCSI -1.6%
    PRS 19.8%
  • astrocyte of the cerebral cortex CL0002605
    CSI -0.5
    rCSI -1.2%
    PRS 12.1%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI -0.5
    rCSI -0.8%
    PRS 11.6%
  • neural progenitor cell CL0011020
    CSI -0.4
    rCSI -2.0%
    PRS 18.5%
  • adventitial cell CL0002503
    CSI -0.3
    rCSI -0.6%
    PRS 29.9%
  • exhausted T cell CL0011025
    CSI -0.2
    rCSI -4.0%
    PRS 61.9%
  • cerebellar neuron CL1001611
    CSI -0.1
    rCSI -0.9%
    PRS 13.0%
  • glycinergic amacrine cell CL4030028
    CSI -0.1
    rCSI -0.2%
    PRS 19.6%
  • peptic cell CL0000155
    CSI 0.0
    rCSI -0.2%
    PRS 50.7%
  • Hofbauer cell CL3000001
    CSI 0.0
    rCSI 0.1%
    PRS 24.8%
  • myeloid dendritic cell, human CL0001057
    CSI 0.0
    rCSI 0.2%
    PRS 56.9%
  • group 2 innate lymphoid cell CL0001069
    CSI 0.1
    rCSI 0.3%
    PRS 60.0%
  • mesenchymal stem cell CL0000134
    CSI 0.1
    rCSI 0.6%
    PRS 34.9%
  • lung neuroendocrine cell CL1000223
    CSI 0.1
    rCSI 0.1%
    PRS 22.5%
  • pancreatic PP cell CL0002275
    CSI 0.1
    rCSI 0.3%
    PRS 33.6%
  • alveolar adventitial fibroblast CL4028006
    CSI 0.1
    rCSI 0.1%
    PRS 19.8%
  • cytotoxic T cell CL0000910
    CSI 0.1
    rCSI 0.4%
    PRS 28.8%
  • H1 horizontal cell CL0004217
    CSI 0.1
    rCSI 0.3%
    PRS 26.7%
  • vein endothelial cell of respiratory system CL4033008
    CSI 0.1
    rCSI 0.6%
    PRS 37.9%
  • basophil CL0000767
    CSI 0.1
    rCSI 0.2%
    PRS 39.0%
  • CD34-positive, CD56-positive, CD117-positive common innate lymphoid precursor, human CL0001074
    CSI 0.1
    rCSI 1.1%
    PRS 64.4%
  • germinal center B cell CL0000844
    CSI 0.1
    rCSI 0.3%
    PRS 44.5%
  • pre-conventional dendritic cell CL0002010
    CSI 0.1
    rCSI 1.3%
    PRS 55.9%
  • diffuse bipolar 6 cell CL4033032
    CSI 0.1
    rCSI 0.5%
    PRS 23.3%
  • type EC enteroendocrine cell CL0000577
    CSI 0.1
    rCSI 0.3%
    PRS 31.9%
  • medium spiny neuron CL1001474
    CSI 0.1
    rCSI 0.9%
    PRS 9.7%
  • paneth cell of colon CL0009009
    CSI 0.1
    rCSI 1.0%
    PRS 50.0%
  • pancreatic acinar cell CL0002064
    CSI 0.1
    rCSI 0.1%
    PRS 21.6%
  • Cajal-Retzius cell CL0000695
    CSI 0.1
    rCSI 0.8%
    PRS 39.1%
  • regular atrial cardiac myocyte CL0002129
    CSI 0.1
    rCSI 0.4%
    PRS 20.6%
  • hair follicular keratinocyte CL2000092
    CSI 0.1
    rCSI 2.1%
    PRS 65.6%
  • enteroglial cell CL4040002
    CSI 0.1
    rCSI 0.7%
    PRS 33.2%
  • pancreatic stellate cell CL0002410
    CSI 0.1
    rCSI 0.7%
    PRS 29.2%
  • mucus secreting cell CL0000319
    CSI 0.1
    rCSI 0.2%
    PRS 25.3%
  • regular ventricular cardiac myocyte CL0002131
    CSI 0.1
    rCSI 0.8%
    PRS 15.4%
  • skeletal muscle satellite stem cell CL0008011
    CSI 0.1
    rCSI 0.6%
    PRS 49.7%
  • intestinal epithelial cell CL0002563
    CSI 0.1
    rCSI 0.2%
    PRS 20.5%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 0.1
    rCSI 0.2%
    PRS 12.7%
  • myeloid dendritic cell CL0000782
    CSI 0.2
    rCSI 0.2%
    PRS 29.5%
  • Schwann cell CL0002573
    CSI 0.2
    rCSI 0.4%
    PRS 22.6%
  • respiratory basal cell CL0002633
    CSI 0.2
    rCSI 0.2%
    PRS 23.2%
  • colonocyte CL1000347
    CSI 0.2
    rCSI 0.2%
    PRS 26.6%
  • corneal epithelial cell CL0000575
    CSI 0.2
    rCSI 0.4%
    PRS 34.5%
  • lung macrophage CL1001603
    CSI 0.2
    rCSI 0.4%
    PRS 22.8%
  • cardiac neuron CL0010022
    CSI 0.2
    rCSI 0.5%
    PRS 15.6%
  • eosinophil CL0000771
    CSI 0.2
    rCSI 1.1%
    PRS 48.6%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 0.2
    rCSI 0.4%
    PRS 12.6%
  • erythroid progenitor cell CL0000038
    CSI 0.2
    rCSI 1.0%
    PRS 29.5%
  • deuterosomal cell CL4033044
    CSI 0.2
    rCSI 0.6%
    PRS 31.2%
  • natural T-regulatory cell CL0000903
    CSI 0.2
    rCSI 0.3%
    PRS 51.1%
  • epithelial cell of nephron CL1000449
    CSI 0.2
    rCSI 1.7%
    PRS 67.6%
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 0.2
    rCSI 0.6%
    PRS 12.3%
  • S cone cell CL0003050
    CSI 0.2
    rCSI 0.8%
    PRS 17.5%
  • collagen secreting cell CL0000667
    CSI 0.2
    rCSI 1.1%
    PRS 56.6%
  • choroid plexus epithelial cell CL0000706
    CSI 0.2
    rCSI 0.3%
    PRS 15.1%
  • alveolar type 1 fibroblast cell CL4028004
    CSI 0.2
    rCSI 0.2%
    PRS 22.2%
  • parietal epithelial cell CL1000452
    CSI 0.2
    rCSI 0.6%
    PRS 16.4%
  • ionocyte CL0005006
    CSI 0.2
    rCSI 0.2%
    PRS 18.1%
  • innate lymphoid cell CL0001065
    CSI 0.2
    rCSI 0.5%
    PRS 29.2%
  • unswitched memory B cell CL0000970
    CSI 0.2
    rCSI 0.2%
    PRS 31.2%
  • vasa recta descending limb cell CL1001285
    CSI 0.2
    rCSI 1.8%
    PRS 64.1%
  • mesodermal cell CL0000222
    CSI 0.2
    rCSI 0.3%
    PRS 19.2%
  • dendritic cell, human CL0001056
    CSI 0.2
    rCSI 0.3%
    PRS 23.5%
  • lung microvascular endothelial cell CL2000016
    CSI 0.2
    rCSI 4.3%
    PRS 53.5%
  • T-helper 1 cell CL0000545
    CSI 0.2
    rCSI 0.4%
    PRS 47.3%
  • alternatively activated macrophage CL0000890
    CSI 0.2
    rCSI 0.3%
    PRS 30.2%
  • stromal cell CL0000499
    CSI 0.2
    rCSI 0.6%
    PRS 26.4%
  • erythroid lineage cell CL0000764
    CSI 0.2
    rCSI 1.5%
    PRS 42.8%
  • odontoblast CL0000060
    CSI 0.2
    rCSI 5.3%
    PRS 66.9%
  • respiratory goblet cell CL0002370
    CSI 0.2
    rCSI 2.6%
    PRS 37.3%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI 0.2
    rCSI 0.7%
    PRS 29.2%
  • peripheral nervous system neuron CL2000032
    CSI 0.3
    rCSI 0.3%
    PRS 17.4%
  • CD14-positive, CD16-positive monocyte CL0002397
    CSI 0.3
    rCSI 0.3%
    PRS 28.0%
  • interstitial cell of Cajal CL0002088
    CSI 0.3
    rCSI 0.3%
    PRS 22.9%
  • diffuse bipolar 3a cell CL4033029
    CSI 0.3
    rCSI 1.7%
    PRS 20.6%
  • promonocyte CL0000559
    CSI 0.3
    rCSI 0.4%
    PRS 26.6%
  • L6b glutamatergic cortical neuron CL4023038
    CSI 0.3
    rCSI 0.8%
    PRS 12.4%
  • extravillous trophoblast CL0008036
    CSI 0.3
    rCSI 0.3%
    PRS 17.2%
  • erythrocyte CL0000232
    CSI 0.3
    rCSI 0.6%
    PRS 26.4%
  • sst GABAergic cortical interneuron CL4023017
    CSI 0.3
    rCSI 0.3%
    PRS 12.2%
  • tracheal goblet cell CL1000329
    CSI 0.3
    rCSI 0.6%
    PRS 38.0%
  • progenitor cell CL0011026
    CSI 0.3
    rCSI 0.6%
    PRS 30.9%
  • glial cell CL0000125
    CSI 0.3
    rCSI 1.0%
    PRS 19.2%
  • CD8-alpha-alpha-positive, alpha-beta intraepithelial T cell CL0000915
    CSI 0.3
    rCSI 1.2%
    PRS 60.1%
  • hepatocyte CL0000182
    CSI 0.3
    rCSI 0.5%
    PRS 18.2%
  • tracheobronchial smooth muscle cell CL0019019
    CSI 0.3
    rCSI 0.5%
    PRS 25.8%
  • acinar cell CL0000622
    CSI 0.3
    rCSI 0.4%
    PRS 25.8%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 0.3
    rCSI 0.6%
    PRS 13.5%
  • neuron CL0000540
    CSI 0.3
    rCSI 0.7%
    PRS 16.7%
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI 0.3
    rCSI 0.3%
    PRS 29.9%
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 0.3
    rCSI 0.3%
    PRS 23.5%
  • mesangial cell CL0000650
    CSI 0.3
    rCSI 1.2%
    PRS 27.7%
  • colon epithelial cell CL0011108
    CSI 0.3
    rCSI 0.3%
    PRS 18.4%
  • renal principal cell CL0005009
    CSI 0.3
    rCSI 0.8%
    PRS 25.4%
  • rod bipolar cell CL0000751
    CSI 0.3
    rCSI 0.5%
    PRS 16.3%
  • lung resident memory CD8-positive, alpha-beta T cell CL4033039
    CSI 0.3
    rCSI 0.8%
    PRS 48.6%

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 [PRP4K](/details-gene/8899) (pre-mRNA processing factor kinase) is a protein-coding gene located on chromosome 6p25.2 that encodes a serine/threonine-protein kinase. This enzyme is a critical component of the spliceosome, playing a fundamental role in mRNA processing, as indicated by its strong association with pathways like '[Mrna splicing, via spliceosome](/details-go/GO:0000398)' and '[Metabolism of rna](/details-reactome/R-HSA-8953854)'. Beyond splicing, it is also implicated in protein phosphorylation, chromatin remodeling, and regulation of the mitotic cell cycle. **Overall**, expression data reveals that [PRP4K](/details-gene/8899) is most significant in a diverse range of metabolically active and proliferative cell types, including [ciliated epithelial cells](/details-cell/CL0000067), various intestinal enterocytes such as [BEST4+ enteroycte](/details-cell/CL4030026), and immune cells like [central memory CD8-positive, alpha-beta T cells](/details-cell/CL0000907), suggesting a vital role in maintaining the function of these dynamic tissues. An association with this gene has been recorded in OMIM ([602338](https://omim.org/entry/602338)). ## Cellular Roles and Expression Landscape The expression profile of [PRP4K](/details-gene/8899) suggests it is a crucial factor in cells requiring high levels of transcriptional and translational activity. **Overall**, its highest significance is observed in epithelial cells lining various tissues, such as [ciliated epithelial cell](/details-cell/CL0000067), [fallopian tube secretory epithelial cell](/details-cell/CL4030006), and multiple cell types of the intestinal lining, including [BEST4+ enteroycte](/details-cell/CL4030026) and [transit amplifying cell of small intestine](/details-cell/CL0009012). This pattern indicates that its splicing function is particularly important for maintaining the integrity and specialized functions of mucosal and secretory surfaces. In addition to epithelial cells, [PRP4K](/details-gene/8899) shows notable significance in components of the adaptive immune system, such as [central memory CD8-positive, alpha-beta T cell](/details-cell/CL0000907) and [CD4-positive helper T cell](/details-cell/CL0000492). This is consistent with research demonstrating its interaction with transcription factors to regulate chemokine expression ([Link](https://doi.org/10.4049/jimmunol.178.11.7081)). The gene is also significantly expressed in specific neuronal populations like [retinal ganglion cells](/details-cell/CL0000740) and [central nervous system neurons](/details-cell/CL2000029), highlighting its importance in the complex transcriptional programs of the nervous system. Conversely, the low significance of [PRP4K](/details-gene/8899) in cell types such as [megakaryocytes](/details-cell/CL0000556), [mesenchymal cells](/details-cell/CL0008019), and [exhausted T cells](/details-cell/CL0011025) suggests its role is less prominent in certain hematopoietic lineages and quiescent or terminally differentiated states. This expression pattern reinforces its association with active proliferation and cellular function rather than simply being a ubiquitous housekeeping gene. ## Pathways and Molecular Function [PRP4K](/details-gene/8899) is a multifaceted kinase with well-defined roles in RNA metabolism and cell cycle control. Its primary function is centered on mRNA processing, as it is a core component of the spliceosome. Functional annotations confirm its integral role in '[Mrna splicing, via spliceosome](/details-go/GO:0000398)', '[Spliceosomal snrnp assembly](/details-go/GO:0000387)', and the Reactome pathway '[Processing of capped intron-containing pre-mrna](/details-reactome/R-HSA-72203)'. It localizes to nuclear structures like the '[Nuclear speck](/details-go/GO:0016607)' and is part of the '[catalytic step 2 spliceosome](/details-go/GO:0071013)', underscoring its direct involvement in the mechanics of intron removal. Beyond its canonical role in splicing, [PRP4K](/details-gene/8899) functions as a '[Protein serine/threonine kinase](/details-go/GO:0004674)' with diverse substrates. Evidence shows it is involved in the '[Regulation of mitotic cell cycle spindle assembly checkpoint](/details-go/GO:0090266)', localizing to the '[kinetochore](/details-go/GO:0000776)' and being required for the proper placement of key checkpoint proteins ([Link](https://doi.org/10.1083/jcb.200703133)). This connects the machinery of gene expression with the fidelity of cell division. Furthermore, it participates in '[Chromatin remodeling](/details-go/GO:0006338)' and can regulate transcription directly, as shown by its interaction with Kruppel-like factor 13 to control CCL5 expression in T cells ([Link](https://doi.org/10.4049/jimmunol.178.11.7081)). This dual functionality in splicing and transcriptional/cell cycle control positions [PRP4K](/details-gene/8899) as a key regulatory hub. ## Research Directions The widespread yet specific expression pattern of [PRP4K](/details-gene/8899) in highly proliferative and functionally active cells, combined with its dual roles in splicing and cell cycle regulation, suggests several avenues for future investigation. **Proposed Hypotheses:** 1. Given its high significance in [transit amplifying cells](/details-cell/CL0009012) of the intestine and its role in the spindle assembly checkpoint, [PRP4K](/details-gene/8899) may function as a critical safeguard for genomic stability during the rapid cell divisions required for epithelial renewal. Its downregulation or mutation could lead to mitotic errors and contribute to the initiation of colorectal cancer. 2. The high expression of [PRP4K](/details-gene/8899) in various secretory epithelial cells (e.g., [fallopian tube secretory epithelial cell](/details-cell/CL4030006), [small intestine goblet cell](/details-cell/CL1000495)) suggests that it regulates the alternative splicing of a specific suite of transcripts essential for protein secretion, mucus production, and luminal transport. Dysregulation of [PRP4K](/details-gene/8899) could therefore impair mucosal barrier function. **Experimental Approach:** To test the hypothesis regarding its role in genomic stability (Hypothesis 1), a compelling experiment would be to develop a conditional knockout mouse model where [PRP4K](/details-gene/8899) is specifically deleted in the intestinal epithelium (e.g., using a Villin-CreERT2 system). Following gene deletion, intestinal organoids derived from these mice could be analyzed for proliferation rates, DNA damage response (e.g., gamma-H2AX staining), and the frequency of aneuploidy using single-cell DNA sequencing. This would directly assess the necessity of [PRP4K](/details-gene/8899) for maintaining chromosomal integrity in a highly proliferative tissue. **Therapeutic Potential:** As a kinase, [PRP4K](/details-gene/8899) is a druggable target. Its critical roles in both splicing and cell cycle progression make it a potential target for anti-cancer therapies, as both processes are often dysregulated in malignancies. Inhibition of its kinase activity could simultaneously disrupt the production of oncogenic splice variants and compromise the mitotic checkpoint, leading to apoptosis in cancer cells. However, its high expression in healthy, rapidly dividing tissues like the intestinal epithelium predicts a narrow therapeutic window and a high risk of on-target toxicity (e.g., gastrointestinal side effects). Therefore, therapeutic strategies would likely require tumor-specific delivery systems or exploitation of synthetic lethal interactions to be clinically viable.

Genular Protein ID: 3803747678

Symbol: PRP4K_HUMAN

Name: Serine/threonine-protein kinase PRP4 homolog

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 11418604

Title: Cloning of human PRP4 reveals interaction with Clk1.

PubMed ID: 11418604

DOI: 10.1074/jbc.m103790200

PubMed ID: 12077342

Title: Mammalian PRP4 kinase copurifies and interacts with components of both the U5 snRNP and the N-CoR deacetylase complexes.

PubMed ID: 12077342

DOI: 10.1128/mcb.22.14.5141-5156.2002

PubMed ID: 9628581

Title: Prediction of the coding sequences of unidentified human genes. IX. The complete sequences of 100 new cDNA clones from brain which can code for large proteins in vitro.

PubMed ID: 9628581

DOI: 10.1093/dnares/5.1.31

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 14574404

Title: The DNA sequence and analysis of human chromosome 6.

PubMed ID: 14574404

DOI: 10.1038/nature02055

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: 9102632

Title: Functional analysis of the fission yeast Prp4 protein kinase involved in pre-mRNA splicing and isolation of a putative mammalian homologue.

PubMed ID: 9102632

DOI: 10.1093/nar/25.5.1028

PubMed ID: 10799319

Title: Characterization of hPRP4 kinase activation: potential role in signaling.

PubMed ID: 10799319

DOI: 10.1006/bbrc.2000.2651

PubMed ID: 11991638

Title: Purification and characterization of native spliceosomes suitable for three-dimensional structural analysis.

PubMed ID: 11991638

DOI: 10.1017/s1355838202021088

PubMed ID: 15592455

Title: Immunoaffinity profiling of tyrosine phosphorylation in cancer cells.

PubMed ID: 15592455

DOI: 10.1038/nbt1046

PubMed ID: 17081983

Title: Global, in vivo, and site-specific phosphorylation dynamics in signaling networks.

PubMed ID: 17081983

DOI: 10.1016/j.cell.2006.09.026

PubMed ID: 17998396

Title: PRP4 is a spindle assembly checkpoint protein required for MPS1, MAD1, and MAD2 localization to the kinetochores.

PubMed ID: 17998396

DOI: 10.1083/jcb.200703133

PubMed ID: 17513757

Title: Interaction of PRP4 with Kruppel-like factor 13 regulates CCL5 transcription.

PubMed ID: 17513757

DOI: 10.4049/jimmunol.178.11.7081

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

PubMed ID: 19413330

Title: Lys-N and trypsin cover complementary parts of the phosphoproteome in a refined SCX-based approach.

PubMed ID: 19413330

DOI: 10.1021/ac9004309

PubMed ID: 19690332

Title: Quantitative phosphoproteomic analysis of T cell receptor signaling reveals system-wide modulation of protein-protein interactions.

PubMed ID: 19690332

DOI: 10.1126/scisignal.2000007

PubMed ID: 19608861

Title: Lysine acetylation targets protein complexes and co-regulates major cellular functions.

PubMed ID: 19608861

DOI: 10.1126/science.1175371

PubMed ID: 20118938

Title: Human PRP4 kinase is required for stable tri-snRNP association during spliceosomal B complex formation.

PubMed ID: 20118938

DOI: 10.1038/nsmb.1718

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: 25218447

Title: Uncovering global SUMOylation signaling networks in a site-specific manner.

PubMed ID: 25218447

DOI: 10.1038/nsmb.2890

PubMed ID: 25114211

Title: Mapping of SUMO sites and analysis of SUMOylation changes induced by external stimuli.

PubMed ID: 25114211

DOI: 10.1073/pnas.1413825111

PubMed ID: 25755297

Title: System-wide analysis of SUMOylation dynamics in response to replication stress reveals novel small ubiquitin-like modified target proteins and acceptor lysines relevant for genome stability.

PubMed ID: 25755297

DOI: 10.1074/mcp.o114.044792

PubMed ID: 28112733

Title: Site-specific mapping of the human SUMO proteome reveals co-modification with phosphorylation.

PubMed ID: 28112733

DOI: 10.1038/nsmb.3366

PubMed ID: 29695716

Title: Regulation of Yki/Yap subcellular localization and Hpo signaling by a nuclear kinase PRP4K.

PubMed ID: 29695716

DOI: 10.1038/s41467-018-04090-2

PubMed ID: 35281802

Title: Tinker, Tailor, Tumour Suppressor: The Many Functions of PRP4K.

PubMed ID: 35281802

DOI: 10.3389/fgene.2022.839963

PubMed ID: 16959974

Title: The consensus coding sequences of human breast and colorectal cancers.

PubMed ID: 16959974

DOI: 10.1126/science.1133427

PubMed ID: 17344846

Title: Patterns of somatic mutation in human cancer genomes.

PubMed ID: 17344846

DOI: 10.1038/nature05610

Sequence Information:

  • Length: 1007
  • Mass: 116987
  • Checksum: EC8C1538A61EDA78
  • Sequence:
  • MAAAETQSLR EQPEMEDANS EKSINEENGE VSEDQSQNKH SRHKKKKHKH RSKHKKHKHS 
    SEEDKDKKHK HKHKHKKHKR KEIIDASDKE GMSPAKRTKL DDLALLEDLE KQRALIKAEL 
    DNELMEGKVQ SGMGLILQGY ESGSEEEGEI HEKARNGNRS STRSSSTKGK LELVDNKITT 
    KKRSKSRSKE RTRHRSDKKK SKGGIEIVKE KTTRSKSKER KKSKSPSKRS KSQDQARKSK 
    SPTLRRRSQE KIGKARSPTD DKVKIEDKSK SKDRKKSPII NESRSRDRGK KSRSPVDLRG 
    KSKDRRSRSK ERKSKRSETD KEKKPIKSPS KDASSGKENR SPSRRPGRSP KRRSLSPKPR 
    DKSRRSRSPL LNDRRSKQSK SPSRTLSPGR RAKSRSLERK RREPERRRLS SPRTRPRDDI 
    LSRRERSKDA SPINRWSPTR RRSRSPIRRR SRSPLRRSRS PRRRSRSPRR RDRGRRSRSR 
    LRRRSRSRGG RRRRSRSKVK EDKFKGSLSE GMKVEQESSS DDNLEDFDVE EEDEEALIEQ 
    RRIQRQAIVQ KYKYLAEDSN MSVPSEPSSP QSSTRTRSPS PDDILERVAA DVKEYERENV 
    DTFEASVKAK HNLMTVEQNN GSSQKKLLAP DMFTESDDMF AAYFDSARLR AAGIGKDFKE 
    NPNLRDNWTD AEGYYRVNIG EVLDKRYNVY GYTGQGVFSN VVRARDNARA NQEVAVKIIR 
    NNELMQKTGL KELEFLKKLN DADPDDKFHC LRLFRHFYHK QHLCLVFEPL SMNLREVLKK 
    YGKDVGLHIK AVRSYSQQLF LALKLLKRCN ILHADIKPDN ILVNESKTIL KLCDFGSASH 
    VADNDITPYL VSRFYRAPEI IIGKSYDYGI DMWSVGCTLY ELYTGKILFP GKTNNHMLKL 
    AMDLKGKMPN KMIRKGVFKD QHFDQNLNFM YIEVDKVTER EKVTVMSTIN PTKDLLADLI 
    GCQRLPEDQR KKVHQLKDLL DQILMLDPAK RISINQALQH AFIQEKI