Details for: PPFIBP1

Gene ID: 8496

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: PPFIBP1

Ensembl ID: ENSG00000110841

Description: PPFIA binding protein 1

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Associated with

Significant Cells

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

  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 41.94
    rCSI 59.46%
    PRS 72.42
  • cardiac muscle cell CL0000746
    CSI 41.28
    rCSI 59.24%
    PRS 65.41
  • cerebral cortex endothelial cell CL1001602
    CSI 37.1
    rCSI 64.17%
    PRS 66.82
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 33.23
    rCSI 55.77%
    PRS 57.34
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 26.65
    rCSI 47.07%
    PRS 56.55
  • endothelial cell of lymphatic vessel CL0002138
    CSI 25.03
    rCSI 49.61%
    PRS 82.42
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 24.67
    rCSI 59.95%
    PRS 55.39
  • retinal blood vessel endothelial cell CL0002585
    CSI 22
    rCSI 35.13%
    PRS 79.72
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 19.72
    rCSI 60.75%
    PRS 81.04
  • GABAergic amacrine cell CL4030027
    CSI 16.25
    rCSI 55.65%
    PRS 62.72
  • ciliated epithelial cell CL0000067
    CSI 15.32
    rCSI 13.48%
    PRS 64.58
  • stromal cell of ovary CL0002132
    CSI 14.89
    rCSI 40.91%
    PRS 83.91
  • kidney connecting tubule epithelial cell CL1000768
    CSI 14.25
    rCSI 36.15%
    PRS 65.91
  • vascular leptomeningeal cell CL4023051
    CSI 14.24
    rCSI 24.97%
    PRS 68.97
  • myofibroblast cell CL0000186
    CSI 13.1
    rCSI 18.15%
    PRS 73.97
  • neural crest cell CL0011012
    CSI 13.08
    rCSI 10.34%
    PRS 63.88
  • cardiac endothelial cell CL0010008
    CSI 12.95
    rCSI 52.25%
    PRS 75.32
  • epithelial cell of proximal tubule CL0002306
    CSI 12.42
    rCSI 30.34%
    PRS 68.59
  • Mueller cell CL0000636
    CSI 12.33
    rCSI 28.13%
    PRS 67.09
  • lung pericyte CL0009089
    CSI 12.12
    rCSI 32%
    PRS 83.42
  • glioblast CL0000030
    CSI 12.05
    rCSI 19.22%
    PRS 67.57
  • fallopian tube secretory epithelial cell CL4030006
    CSI 11.78
    rCSI 11.34%
    PRS 75.32
  • parietal epithelial cell CL1000452
    CSI 11.5
    rCSI 30.73%
    PRS 67.03
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 10.98
    rCSI 26.27%
    PRS 62.56
  • radial glial cell CL0000681
    CSI 10.84
    rCSI 15.06%
    PRS 74.59
  • enteric smooth muscle cell CL0002504
    CSI 10.83
    rCSI 15.45%
    PRS 77.27
  • interneuron CL0000099
    CSI 10.36
    rCSI 20.81%
    PRS 65.56
  • sncg GABAergic cortical interneuron CL4023015
    CSI 10.34
    rCSI 16.62%
    PRS 59.06
  • pro-B cell CL0000826
    CSI 10.3
    rCSI 8.53%
    PRS 78.41
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 9.99
    rCSI 37.75%
    PRS 57.74
  • group 3 innate lymphoid cell CL0001071
    CSI 9.93
    rCSI 7.46%
    PRS 81.88
  • endothelial cell of placenta CL0009092
    CSI 9.79
    rCSI 48.26%
    PRS 84.57
  • L6b glutamatergic cortical neuron CL4023038
    CSI 9.71
    rCSI 30.36%
    PRS 59.09
  • ependymal cell CL0000065
    CSI 9.25
    rCSI 18.76%
    PRS 54
  • adipocyte CL0000136
    CSI 9.17
    rCSI 11.78%
    PRS 66.39
  • secretory cell CL0000151
    CSI 8.75
    rCSI 9.13%
    PRS 75.53
  • neural cell CL0002319
    CSI 8.52
    rCSI 32.14%
    PRS 58.83
  • mesenchymal cell CL0008019
    CSI 8.46
    rCSI 21.5%
    PRS 69.49
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 8.28
    rCSI 10.63%
    PRS 72.23
  • melanocyte CL0000148
    CSI 7.99
    rCSI 5.92%
    PRS 68.88
  • mural cell CL0008034
    CSI 7.88
    rCSI 26.69%
    PRS 71.88
  • intestine goblet cell CL0019031
    CSI 7.65
    rCSI 6.79%
    PRS 73.89
  • retinal cone cell CL0000573
    CSI 7.55
    rCSI 12.15%
    PRS 65.7
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 7.51
    rCSI 8.67%
    PRS 67.99
  • sst GABAergic cortical interneuron CL4023017
    CSI 7.37
    rCSI 9.51%
    PRS 58.6
  • perivascular cell CL4033054
    CSI 7.34
    rCSI 10.04%
    PRS 80.67
  • endothelial cell of vascular tree CL0002139
    CSI 7.33
    rCSI 40.09%
    PRS 72.99
  • renal principal cell CL0005009
    CSI 7.31
    rCSI 18.98%
    PRS 77.5
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 7.18
    rCSI 18.57%
    PRS 70.99
  • capillary endothelial cell CL0002144
    CSI 7.08
    rCSI 12.97%
    PRS 82.11
  • starburst amacrine cell CL0004232
    CSI 7.02
    rCSI 59.12%
    PRS 64.95
  • stem cell CL0000034
    CSI 6.94
    rCSI 6.69%
    PRS 68.55
  • bronchus fibroblast of lung CL2000093
    CSI 6.48
    rCSI 5.26%
    PRS 75.71
  • neuron CL0000540
    CSI 6.47
    rCSI 17.24%
    PRS 63.72
  • fibroblast of lung CL0002553
    CSI 6.2
    rCSI 5.77%
    PRS 76.66
  • pulmonary capillary endothelial cell CL4028001
    CSI 6.17
    rCSI 11.77%
    PRS 86.51
  • conjunctival epithelial cell CL1000432
    CSI 6.15
    rCSI 9.39%
    PRS 76.29
  • interstitial cell of Cajal CL0002088
    CSI 5.97
    rCSI 7.6%
    PRS 81.22
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 5.85
    rCSI 7.27%
    PRS 55.29
  • regular ventricular cardiac myocyte CL0002131
    CSI 5.6
    rCSI 34.97%
    PRS 67.34
  • cardiac neuron CL0010022
    CSI 5.4
    rCSI 17.28%
    PRS 72.99
  • hepatic stellate cell CL0000632
    CSI 5.35
    rCSI 20.03%
    PRS 67.98
  • VIP GABAergic cortical interneuron CL4023016
    CSI 5.29
    rCSI 6.32%
    PRS 57.29
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 5.26
    rCSI 17.28%
    PRS 62.08
  • fibroblast of cardiac tissue CL0002548
    CSI 5.16
    rCSI 24.74%
    PRS 75.81
  • skin fibroblast CL0002620
    CSI 5.14
    rCSI 4.43%
    PRS 77.83
  • endothelial cell of arteriole CL1000412
    CSI 5.12
    rCSI 28.42%
    PRS 86.45
  • alveolar type 1 fibroblast cell CL4028004
    CSI 5.04
    rCSI 5.52%
    PRS 78.35
  • extravillous trophoblast CL0008036
    CSI 5.02
    rCSI 6.21%
    PRS 73.65
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 5.02
    rCSI 13.07%
    PRS 76.59
  • dopaminergic neuron CL0000700
    CSI 4.92
    rCSI 27.82%
    PRS 61.5
  • goblet cell CL0000160
    CSI 4.87
    rCSI 4.6%
    PRS 75.04
  • syncytiotrophoblast cell CL0000525
    CSI 4.85
    rCSI 13.96%
    PRS 83.68
  • respiratory hillock cell CL4030023
    CSI 4.74
    rCSI 8.46%
    PRS 85.44
  • inhibitory interneuron CL0000498
    CSI 4.7
    rCSI 10.85%
    PRS 63.87
  • lung secretory cell CL1000272
    CSI 4.68
    rCSI 11.59%
    PRS 75.28
  • cerebral cortex neuron CL0010012
    CSI 4.64
    rCSI 18.9%
    PRS 68.17
  • basal cell CL0000646
    CSI 4.63
    rCSI 6.19%
    PRS 74.89
  • Schwann cell CL0002573
    CSI 4.54
    rCSI 12.92%
    PRS 72.15
  • serotonergic neuron CL0000850
    CSI 4.46
    rCSI 19.94%
    PRS 59.9
  • brush cell of tracheobronchial tree CL0002075
    CSI 4.44
    rCSI 13.19%
    PRS 84.9
  • tracheobronchial smooth muscle cell CL0019019
    CSI 4.37
    rCSI 7.7%
    PRS 82.15
  • pulmonary artery endothelial cell CL1001568
    CSI 4.35
    rCSI 5.92%
    PRS 85.28
  • collagen secreting cell CL0000667
    CSI 4.28
    rCSI 24.58%
    PRS 82.95
  • midzonal region hepatocyte CL0019028
    CSI 4.26
    rCSI 9.99%
    PRS 76.97
  • cardiac blood vessel endothelial cell CL0010006
    CSI 4.24
    rCSI 29.96%
    PRS 69.17
  • blood vessel endothelial cell CL0000071
    CSI 4.2
    rCSI 8.71%
    PRS 72.82
  • hepatocyte CL0000182
    CSI 4.17
    rCSI 7.47%
    PRS 75.19
  • myoepithelial cell CL0000185
    CSI 4.16
    rCSI 10.51%
    PRS 81.62
  • amacrine cell CL0000561
    CSI 4.13
    rCSI 11.98%
    PRS 64.99
  • vascular associated smooth muscle cell CL0000359
    CSI 4.09
    rCSI 13.27%
    PRS 74.27
  • basal-myoepithelial cell of mammary gland CL0002324
    CSI 4.07
    rCSI 7.69%
    PRS 88
  • keratinocyte CL0000312
    CSI 4.03
    rCSI 3.38%
    PRS 79.2
  • glutamatergic neuron CL0000679
    CSI 4.03
    rCSI 8.28%
    PRS 63.62
  • glial cell CL0000125
    CSI 3.91
    rCSI 14.89%
    PRS 66.42
  • smooth muscle cell CL0000192
    CSI 3.73
    rCSI 8.89%
    PRS 73.95
  • vein endothelial cell CL0002543
    CSI 3.64
    rCSI 9.93%
    PRS 85.49
  • contractile cell CL0000183
    CSI 3.49
    rCSI 10.29%
    PRS 75.33
  • renal alpha-intercalated cell CL0005011
    CSI 3.38
    rCSI 4.52%
    PRS 82.77
  • choroid plexus epithelial cell CL0000706
    CSI 3.28
    rCSI 5.37%
    PRS 65.16
  • mesenchymal lymphangioblast CL0005021
    CSI 0.2
    rCSI 4.6%
    PRS 86.6%
  • mesenchymal stem cell CL0000134
    CSI 0.2
    rCSI 2.3%
    PRS 82.8%
  • epithelial cell of urethra CL1000296
    CSI 0.2
    rCSI 6.0%
    PRS 85.0%
  • acinar cell of salivary gland CL0002623
    CSI 0.3
    rCSI 7.3%
    PRS 89.3%
  • indirect pathway medium spiny neuron CL4023029
    CSI 0.4
    rCSI 10.4%
    PRS 56.5%
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 0.6
    rCSI 2.0%
    PRS 55.4%
  • direct pathway medium spiny neuron CL4023026
    CSI 0.6
    rCSI 13.5%
    PRS 55.9%
  • prostate gland microvascular endothelial cell CL2000059
    CSI 0.7
    rCSI 16.5%
    PRS 86.2%
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 0.8
    rCSI 3.2%
    PRS 91.7%
  • endothelial cell of venule CL1000414
    CSI 0.9
    rCSI 7.7%
    PRS 85.7%
  • endothelial cell of uterus CL0009095
    CSI 0.9
    rCSI 6.8%
    PRS 85.6%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 1.0
    rCSI 2.7%
    PRS 84.0%
  • vein endothelial cell of respiratory system CL4033008
    CSI 1.0
    rCSI 6.7%
    PRS 84.0%
  • late pro-B cell CL0002048
    CSI 1.0
    rCSI 2.6%
    PRS 91.0%
  • central nervous system neuron CL2000029
    CSI 1.0
    rCSI 7.5%
    PRS 62.8%
  • neuroendocrine cell CL0000165
    CSI 1.1
    rCSI 4.1%
    PRS 86.1%
  • squamous epithelial cell CL0000076
    CSI 1.1
    rCSI 2.7%
    PRS 77.1%
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 1.2
    rCSI 12.3%
    PRS 72.6%
  • type EC enteroendocrine cell CL0000577
    CSI 1.2
    rCSI 4.2%
    PRS 81.2%
  • H1 horizontal cell CL0004217
    CSI 1.2
    rCSI 4.7%
    PRS 72.5%
  • lung microvascular endothelial cell CL2000016
    CSI 1.2
    rCSI 23.6%
    PRS 85.5%
  • microcirculation associated smooth muscle cell CL0008035
    CSI 1.3
    rCSI 3.6%
    PRS 76.0%
  • mammary gland epithelial cell CL0002327
    CSI 1.3
    rCSI 4.4%
    PRS 85.1%
  • epicardial adipocyte CL1000309
    CSI 1.3
    rCSI 4.2%
    PRS 74.2%
  • pancreatic acinar cell CL0002064
    CSI 1.3
    rCSI 1.7%
    PRS 81.9%
  • mesangial cell CL0000650
    CSI 1.3
    rCSI 5.4%
    PRS 86.1%
  • stromal cell CL0000499
    CSI 1.4
    rCSI 3.8%
    PRS 71.1%
  • duct epithelial cell CL0000068
    CSI 1.4
    rCSI 2.1%
    PRS 80.9%
  • retinal ganglion cell CL0000740
    CSI 1.4
    rCSI 3.2%
    PRS 61.4%
  • keratocyte CL0002363
    CSI 1.5
    rCSI 3.6%
    PRS 80.1%
  • alveolar adventitial fibroblast CL4028006
    CSI 1.5
    rCSI 2.4%
    PRS 77.7%
  • pancreatic ductal cell CL0002079
    CSI 1.6
    rCSI 3.1%
    PRS 79.2%
  • foveolar cell of stomach CL0002179
    CSI 1.6
    rCSI 3.4%
    PRS 83.4%
  • podocyte CL0000653
    CSI 1.6
    rCSI 7.1%
    PRS 76.3%
  • vasa recta ascending limb cell CL1001131
    CSI 1.7
    rCSI 7.5%
    PRS 85.0%
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 1.7
    rCSI 14.2%
    PRS 71.1%
  • type B pancreatic cell CL0000169
    CSI 1.7
    rCSI 3.7%
    PRS 75.0%
  • GABAergic neuron CL0000617
    CSI 1.7
    rCSI 5.6%
    PRS 60.0%
  • paneth cell CL0000510
    CSI 1.7
    rCSI 2.5%
    PRS 87.4%
  • intestinal tuft cell CL0019032
    CSI 1.7
    rCSI 2.6%
    PRS 80.1%
  • H2 horizontal cell CL0004218
    CSI 1.7
    rCSI 8.5%
    PRS 71.2%
  • mesothelial cell CL0000077
    CSI 1.8
    rCSI 6.9%
    PRS 53.4%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 1.8
    rCSI 10.6%
    PRS 58.2%
  • endothelial cell of periportal hepatic sinusoid CL0019021
    CSI 1.8
    rCSI 8.3%
    PRS 81.4%
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 1.9
    rCSI 1.7%
    PRS 73.7%
  • centrilobular region hepatocyte CL0019029
    CSI 1.9
    rCSI 4.9%
    PRS 75.6%
  • kidney epithelial cell CL0002518
    CSI 1.9
    rCSI 3.7%
    PRS 90.5%
  • brain vascular cell CL4023072
    CSI 2.0
    rCSI 20.3%
    PRS 70.3%
  • hematopoietic stem cell CL0000037
    CSI 2.0
    rCSI 1.4%
    PRS 78.7%
  • mesodermal cell CL0000222
    CSI 2.1
    rCSI 2.5%
    PRS 73.9%
  • retina horizontal cell CL0000745
    CSI 2.1
    rCSI 3.2%
    PRS 72.6%
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 2.1
    rCSI 5.7%
    PRS 81.5%
  • respiratory suprabasal cell CL4033048
    CSI 2.1
    rCSI 2.7%
    PRS 79.6%
  • enteroendocrine cell of small intestine CL0009006
    CSI 2.2
    rCSI 4.8%
    PRS 85.0%
  • skeletal muscle satellite cell CL0000594
    CSI 2.2
    rCSI 6.4%
    PRS 90.0%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 2.2
    rCSI 6.9%
    PRS 61.6%
  • mucus secreting cell CL0000319
    CSI 2.2
    rCSI 3.5%
    PRS 85.2%
  • basal cell of prostate epithelium CL0002341
    CSI 2.3
    rCSI 6.5%
    PRS 83.4%
  • pulmonary alveolar type 1 cell CL0002062
    CSI 2.3
    rCSI 13.3%
    PRS 72.9%
  • common lymphoid progenitor CL0000051
    CSI 2.3
    rCSI 3.1%
    PRS 91.3%
  • luminal cell of prostate epithelium CL0002340
    CSI 2.3
    rCSI 12.6%
    PRS 84.3%
  • corneal epithelial cell CL0000575
    CSI 2.4
    rCSI 6.9%
    PRS 83.9%
  • fibroblast of breast CL4006000
    CSI 2.4
    rCSI 10.3%
    PRS 82.5%
  • acinar cell CL0000622
    CSI 2.5
    rCSI 3.7%
    PRS 86.0%
  • renal beta-intercalated cell CL0002201
    CSI 2.5
    rCSI 6.0%
    PRS 76.2%
  • placental villous trophoblast CL2000060
    CSI 2.6
    rCSI 4.0%
    PRS 75.1%
  • neural progenitor cell CL0011020
    CSI 2.6
    rCSI 11.5%
    PRS 64.5%
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 2.6
    rCSI 2.7%
    PRS 86.3%
  • respiratory basal cell CL0002633
    CSI 2.6
    rCSI 2.7%
    PRS 80.7%
  • hematopoietic multipotent progenitor cell CL0000837
    CSI 2.7
    rCSI 6.4%
    PRS 89.6%
  • renal interstitial pericyte CL1001318
    CSI 2.7
    rCSI 7.4%
    PRS 70.9%
  • small intestine goblet cell CL1000495
    CSI 2.8
    rCSI 6.0%
    PRS 82.0%
  • adventitial cell CL0002503
    CSI 2.8
    rCSI 6.6%
    PRS 80.9%
  • periportal region hepatocyte CL0019026
    CSI 2.8
    rCSI 10.8%
    PRS 76.7%
  • mononuclear phagocyte CL0000113
    CSI 2.8
    rCSI 6.2%
    PRS 80.0%
  • pancreatic stellate cell CL0002410
    CSI 2.8
    rCSI 16.5%
    PRS 81.2%
  • BEST4+ enteroycte CL4030026
    CSI 2.9
    rCSI 3.6%
    PRS 77.2%
  • chondrocyte CL0000138
    CSI 2.9
    rCSI 4.6%
    PRS 68.6%
  • differentiation-committed oligodendrocyte precursor CL4023059
    CSI 3.0
    rCSI 5.5%
    PRS 66.9%
  • precursor B cell CL0000817
    CSI 3.0
    rCSI 2.7%
    PRS 83.7%
  • regular atrial cardiac myocyte CL0002129
    CSI 3.1
    rCSI 9.9%
    PRS 72.9%
  • ionocyte CL0005006
    CSI 3.1
    rCSI 3.3%
    PRS 76.9%
  • blood vessel smooth muscle cell CL0019018
    CSI 3.1
    rCSI 25.5%
    PRS 69.4%
  • epithelial cell of lower respiratory tract CL0002632
    CSI 3.3
    rCSI 2.5%
    PRS 79.5%
  • choroid plexus epithelial cell CL0000706
    CSI 3.3
    rCSI 5.4%
    PRS 65.2%
  • renal alpha-intercalated cell CL0005011
    CSI 3.4
    rCSI 4.5%
    PRS 82.8%
  • contractile cell CL0000183
    CSI 3.5
    rCSI 10.3%
    PRS 75.3%
  • vein endothelial cell CL0002543
    CSI 3.6
    rCSI 9.9%
    PRS 85.5%
  • smooth muscle cell CL0000192
    CSI 3.7
    rCSI 8.9%
    PRS 74.0%
  • glial cell CL0000125
    CSI 3.9
    rCSI 14.9%
    PRS 66.4%
  • glutamatergic neuron CL0000679
    CSI 4.0
    rCSI 8.3%
    PRS 63.6%
  • keratinocyte CL0000312
    CSI 4.0
    rCSI 3.4%
    PRS 79.2%
  • basal-myoepithelial cell of mammary gland CL0002324
    CSI 4.1
    rCSI 7.7%
    PRS 88.0%
  • vascular associated smooth muscle cell CL0000359
    CSI 4.1
    rCSI 13.3%
    PRS 74.3%
  • amacrine cell CL0000561
    CSI 4.1
    rCSI 12.0%
    PRS 65.0%
  • myoepithelial cell CL0000185
    CSI 4.2
    rCSI 10.5%
    PRS 81.6%
  • hepatocyte CL0000182
    CSI 4.2
    rCSI 7.5%
    PRS 75.2%
  • blood vessel endothelial cell CL0000071
    CSI 4.2
    rCSI 8.7%
    PRS 72.8%
  • cardiac blood vessel endothelial cell CL0010006
    CSI 4.2
    rCSI 30.0%
    PRS 69.2%
  • midzonal region hepatocyte CL0019028
    CSI 4.3
    rCSI 10.0%
    PRS 77.0%

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 [PPFIBP1](/details-gene/8496) (PPFIA binding protein 1), also known as Liprin-beta-1, is a protein-coding gene located on chromosome 12. Functionally, it acts as a scaffolding protein involved in cell adhesion, cytoskeletal organization, and synaptic regulation. Its expression profile indicates a significant role in a diverse array of specialized cell types. **Overall**, it shows high significance in epithelial cells of the kidney, [cardiac muscle cells](/details-cell/CL0000746), various endothelial cell populations, and multiple subtypes of neurons in the central nervous system. This pattern suggests that [PPFIBP1](/details-gene/8496) is a key structural and signaling component in tissues requiring robust cell-cell adhesion and dynamic cytoskeletal control. ## Cellular Roles and Expression Landscape The expression landscape of [PPFIBP1](/details-gene/8496) reveals its importance across several distinct cellular lineages, highlighting its role as a versatile scaffolding protein. **Overall**, the gene demonstrates a broad but highly specific expression pattern: * **Epithelial and Muscular Tissues:** The highest significance score is observed in [kidney loop of Henle thin descending limb epithelial cells](/details-cell/CL1001111) (CSI: 41.94), with strong expression also noted in [cardiac muscle cells](/details-cell/CL0000746) (CSI: 41.28). This suggests a fundamental role in maintaining the structural integrity and junctional complexes in tissues subjected to high mechanical or transport-related stress. * **Vascular Endothelium:** [PPFIBP1](/details-gene/8496) is a significant marker across multiple endothelial populations, including [cerebral cortex endothelial cells](/details-cell/CL1001602) (CSI: 37.10), [endothelial cells of lymphatic vessels](/details-cell/CL0002138) (CSI: 25.03), and [retinal blood vessel endothelial cells](/details-cell/CL0002585) (CSI: 22.00). This consistent high expression points towards a critical function in regulating vascular barrier integrity, angiogenesis, or cell-matrix interactions within the circulatory system. * **Nervous System:** The gene is prominently expressed in various neuronal subtypes, such as [lamp5 GABAergic cortical interneurons](/details-cell/CL4023011) (CSI: 33.23) and [L2/3-6 intratelencephalic projecting glutamatergic neurons](/details-cell/CL4023040) (CSI: 24.67). This is consistent with its established role in the organization of the presynaptic active zone and neuromuscular junctions. * **Stromal and Myofibroblast Cells:** Significant expression in cells like [myofibroblast cells](/details-cell/CL0000186) (CSI: 13.10) indicates a potential contribution to tissue remodeling, fibrosis, and the maintenance of the extracellular matrix. This diverse expression profile underscores the role of [PPFIBP1](/details-gene/8496) as a hub protein that organizes cellular architecture in multiple, functionally distinct contexts. ## Pathways and Molecular Function The molecular functions of [PPFIBP1](/details-gene/8496) are centered on its role as an adapter protein that mediates protein-protein interactions at key cellular interfaces. Its Gene Ontology (GO) annotations point to functions in [cadherin binding](/https://www.ebi.ac.uk/QuickGO/term/GO:0045296) and its involvement in the biological process of [cell adhesion](/https://www.ebi.ac.uk/QuickGO/term/GO:0007155). This is further supported by its localization to the [cell cortex](/https://www.ebi.ac.uk/QuickGO/term/GO:0005938), [plasma membrane](/https://www.ebi.ac.uk/QuickGO/term/GO:0005886), and particularly [focal adhesions](/https://www.ebi.ac.uk/QuickGO/term/GO:0005925), which are critical for cell-matrix interactions. Consistent with its high expression in neurons, [PPFIBP1](/details-gene/8496) is localized to the [presynaptic active zone](/https://www.ebi.ac.uk/QuickGO/term/GO:0048786) and is implicated in [cortical microtubule organization](/https://www.ebi.ac.uk/QuickGO/term/GO:0043622) and [neuromuscular junction development](/https://www.ebi.ac.uk/QuickGO/term/GO:0007528). Reactome pathway analysis reinforces this, placing it within the [Neuronal system](/content/detail/R-HSA-112316) and [Protein-protein interactions at synapses](/content/detail/R-HSA-6794362). Furthermore, [PPFIBP1](/details-gene/8496) is a known interactor with LAR family phosphatases ([Link](https://doi.org/10.1074/jbc.273.25.15611)), which is reflected in its annotation to the [Receptor-type tyrosine-protein phosphatases](/content/detail/R-HSA-388844) pathway. Its involvement in pathways related to cancer, such as [Signaling by alk in cancer](/content/detail/R-HSA-9700206), suggests its functions may be co-opted during tumorigenesis. This is supported by evidence that it is a target for the metastasis-associated protein S100A4 ([Link](https://doi.org/10.1074/jbc.m110976200)). ## Research Directions The widespread yet specific expression of [PPFIBP1](/details-gene/8496) and its multifaceted roles in cell adhesion, cytoskeletal dynamics, and signaling present several avenues for future investigation. **Proposed Hypotheses:** 1. Given its high significance in diverse endothelial cell types and its annotated role in cadherin binding, [PPFIBP1](/details-gene/8496) may be essential for maintaining vascular barrier integrity. We hypothesize that **the loss of [PPFIBP1](/details-gene/8496) in endothelial cells compromises VE-cadherin-mediated cell-cell junctions, leading to increased vascular permeability, particularly under inflammatory conditions.** 2. Based on its localization to the presynaptic active zone and high expression in interneurons, we hypothesize that **[PPFIBP1](/details-gene/8496) acts as a critical scaffold for synaptic vesicle docking at GABAergic terminals, and its disruption leads to impaired inhibitory neurotransmission and network hyperexcitability.** 3. Considering its interaction with the metastasis-associated protein S100A4 and its link to ALK signaling pathways, we hypothesize that **the [PPFIBP1](/details-gene/8496)-S100A4 interaction promotes cancer cell invasion by reorganizing focal adhesions to increase cell motility, representing a key node in metastatic progression.** **Suggested Experimental Approach:** To test the first hypothesis regarding its role in endothelial barrier function, an *in vitro* experiment could be conducted using a human endothelial cell line (e.g., HUVECs) cultured on Transwell inserts. [PPFIBP1](/details-gene/8496) expression could be knocked down using siRNA or CRISPR-Cas9. Barrier function would be quantitatively measured via transendothelial electrical resistance (TEER) and permeability assays using fluorescently labeled dextran. The underlying mechanism could be dissected by treating control and knockdown cells with an inflammatory stimulus (e.g., TNF-alpha) and analyzing the localization and expression of key junctional proteins (e.g., VE-cadherin, beta-catenin) and the organization of the F-actin cytoskeleton by immunofluorescence microscopy. **Therapeutic Potential:** The broad expression of [PPFIBP1](/details-gene/8496) in vital tissues like the heart, kidney, and brain suggests that systemic targeting would carry a high risk of on-target toxicity. Therefore, it is likely a poor candidate for systemic inhibition in non-oncological diseases. However, in the context of cancer, its specific role in metastasis via its interaction with S100A4 presents a more focused therapeutic window. The therapeutic strategy would be **inhibition**, not of the entire protein, but of the specific protein-protein interface that drives invasion. This could potentially be achieved with targeted biologics or small molecules designed to disrupt the PPFIBP1-S100A4 complex, thereby offering a strategy to block metastasis with potentially fewer side effects than global inhibition of the protein.

Genular Protein ID: 544340698

Symbol: LIPB1_HUMAN

Name: Liprin-beta-1

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 9624153

Title: Liprins, a family of LAR transmembrane protein-tyrosine phosphatase-interacting proteins.

PubMed ID: 9624153

DOI: 10.1074/jbc.273.25.15611

PubMed ID: 10574462

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

PubMed ID: 10574462

DOI: 10.1093/dnares/6.5.337

PubMed ID: 12168954

Title: Construction of expression-ready cDNA clones for KIAA genes: manual curation of 330 KIAA cDNA clones.

PubMed ID: 12168954

DOI: 10.1093/dnares/9.3.99

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: 11836260

Title: Liprin beta 1, a member of the family of LAR transmembrane tyrosine phosphatase-interacting proteins, is a new target for the metastasis-associated protein S100A4 (Mts1).

PubMed ID: 11836260

DOI: 10.1074/jbc.m110976200

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: 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: 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: 24120883

Title: CFEOM1-associated kinesin KIF21A is a cortical microtubule growth inhibitor.

PubMed ID: 24120883

DOI: 10.1016/j.devcel.2013.09.010

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: 27410476

Title: Talin-KANK1 interaction controls the recruitment of cortical microtubule stabilizing complexes to focal adhesions.

PubMed ID: 27410476

DOI: 10.7554/elife.18124

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: 35830857

Title: Bi-allelic loss-of-function variants in PPFIBP1 cause a neurodevelopmental disorder with microcephaly, epilepsy, and periventricular calcifications.

PubMed ID: 35830857

DOI: 10.1016/j.ajhg.2022.06.008

Sequence Information:

  • Length: 1011
  • Mass: 114024
  • Checksum: 20E30DD99ACD5A92
  • Sequence:
  • MMSDASDMLA AALEQMDGII AGSKALEYSN GIFDCQSPTS PFMGSLRALH LVEDLRGLLE 
    MMETDEKEGL RCQIPDSTAE TLVEWLQSQM TNGHLPGNGD VYQERLARLE NDKESLVLQV 
    SVLTDQVEAQ GEKIRDLEFC LEEHREKVNA TEEMLQQELL SRTSLETQKL DLMAEISNLK 
    LKLTAVEKDR LDYEDKFRDT EGLIQEINDL RLKVSEMDSE RLQYEKKLKS TKSLMAKLSS 
    MKIKVGQMQY EKQRMEQKWE SLKDELASLK EQLEEKESEV KRLQEKLVCK MKGEGVEIVD 
    RDIEVQKMKK AVESLMAANE EKDRKIEDLR QCLNRYKKMQ DTVVLAQGKD GEYEELLNSS 
    SISSLLDAQG FSDLEKSPSP TPVMGSPSCD PFNTSVPEEF HTTILQVSIP SLLPATVSME 
    TSEKSKLTPK PETSFEENDG NIILGATVDT QLCDKLLTSS LQKSSSLGNL KKETSDGEKE 
    TIQKTSEDRA PAESRPFGTL PPRPPGQDTS MDDNPFGTRK VRSSFGRGFF KIKSNKRTAS 
    APNLAETEKE TAEHLDLAGA SSRPKDSQRN SPFQIPPPSP DSKKKSRGIM KLFGKLRRSQ 
    STTFNPDDMS EPEFKRGGTR ATAGPRLGWS RDLGQSNSDL DMPFAKWTKE QVCNWLMEQG 
    LGSYLNSGKH WIASGQTLLQ ASQQDLEKEL GIKHSLHRKK LQLALQALGS EEETNHGKLD 
    FNWVTRWLDD IGLPQYKTQF DEGRVDGRML HYMTVDDLLS LKVVSVLHHL SIKRAIQVLR 
    INNFEPNCLR RRPSDENTIA PSEVQKWTNH RVMEWLRSVD LAEYAPNLRG SGVHGGLMVL 
    EPRFNVETMA QLLNIPPNKT LLRRHLATHF NLLIGAEAQH QKRDAMELPD YVLLTATAKV 
    KPKKLAFSNF GNLRKKKQED GEEYVCPMEL GQASGSASKK GFKPGLDMRL YEEDDLDRLE 
    QMEDSEGTVR QIGAFSEGIN NLTHMLKEDD MFKDFAARSP SASITDEDSN V