Details for: PPP2R3A

Gene ID: 5523

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: PPP2R3A

Ensembl ID: ENSG00000073711

Description: protein phosphatase 2 regulatory subunit B''alpha

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Associated with

Significant Cells

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

  • cardiac muscle cell CL0000746
    CSI 34.37
    rCSI 49.31%
    PRS 45.24
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 25.07
    rCSI 35.54%
    PRS 51.34
  • kidney connecting tubule epithelial cell CL1000768
    CSI 19.95
    rCSI 50.6%
    PRS 44.74
  • progenitor cell CL0011026
    CSI 16.39
    rCSI 34.85%
    PRS 56.17
  • lung ciliated cell CL1000271
    CSI 12.48
    rCSI 14.43%
    PRS 44.92
  • renal alpha-intercalated cell CL0005011
    CSI 11.7
    rCSI 15.64%
    PRS 64.16
  • myofibroblast cell CL0000186
    CSI 10.57
    rCSI 14.64%
    PRS 57.56
  • glioblast CL0000030
    CSI 9.99
    rCSI 15.94%
    PRS 48
  • retinal ganglion cell CL0000740
    CSI 9.51
    rCSI 21%
    PRS 41.86
  • interneuron CL0000099
    CSI 8.01
    rCSI 16.09%
    PRS 44.24
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 7.53
    rCSI 9.66%
    PRS 52.55
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 7.52
    rCSI 8.68%
    PRS 48.67
  • keratinocyte CL0000312
    CSI 7.49
    rCSI 6.27%
    PRS 59.81
  • radial glial cell CL0000681
    CSI 7.43
    rCSI 10.33%
    PRS 54.01
  • peripheral nervous system neuron CL2000032
    CSI 7.32
    rCSI 9.97%
    PRS 47.41
  • Mueller cell CL0000636
    CSI 7.18
    rCSI 16.4%
    PRS 47.31
  • renal beta-intercalated cell CL0002201
    CSI 6.89
    rCSI 16.41%
    PRS 56.25
  • renal principal cell CL0005009
    CSI 6.53
    rCSI 16.96%
    PRS 58.93
  • melanocyte CL0000148
    CSI 6.53
    rCSI 4.83%
    PRS 47.77
  • adipocyte CL0000136
    CSI 6.38
    rCSI 8.19%
    PRS 48.48
  • regular atrial cardiac myocyte CL0002129
    CSI 6.23
    rCSI 20.07%
    PRS 53.64
  • pulmonary alveolar type 1 cell CL0002062
    CSI 6.07
    rCSI 35.01%
    PRS 54.86
  • alveolar macrophage CL0000583
    CSI 5.9
    rCSI 9.72%
    PRS 60.31
  • inhibitory interneuron CL0000498
    CSI 5.77
    rCSI 13.31%
    PRS 44.83
  • sst GABAergic cortical interneuron CL4023017
    CSI 5.76
    rCSI 7.43%
    PRS 38.72
  • parietal epithelial cell CL1000452
    CSI 5.54
    rCSI 14.8%
    PRS 46.54
  • cerebellar granule cell CL0001031
    CSI 5.51
    rCSI 8.1%
    PRS 49.14
  • differentiation-committed oligodendrocyte precursor CL4023059
    CSI 5.26
    rCSI 9.56%
    PRS 47.46
  • VIP GABAergic cortical interneuron CL4023016
    CSI 5.23
    rCSI 6.25%
    PRS 37.42
  • epithelial cell of proximal tubule CL0002306
    CSI 5.14
    rCSI 12.55%
    PRS 49.08
  • vascular leptomeningeal cell CL4023051
    CSI 5.11
    rCSI 8.96%
    PRS 47.24
  • GABAergic amacrine cell CL4030027
    CSI 5.09
    rCSI 17.42%
    PRS 44.6
  • subcutaneous adipocyte CL0002521
    CSI 4.75
    rCSI 24.32%
    PRS 59.22
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 4.71
    rCSI 16.94%
    PRS 36.25
  • stem cell CL0000034
    CSI 4.67
    rCSI 4.5%
    PRS 45.5
  • cardiac endothelial cell CL0010008
    CSI 4.56
    rCSI 18.42%
    PRS 53.6
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 4.26
    rCSI 11.01%
    PRS 50.2
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 4.24
    rCSI 16.02%
    PRS 38.43
  • retinal bipolar neuron CL0000748
    CSI 4.23
    rCSI 7.93%
    PRS 43.79
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 4.18
    rCSI 5.2%
    PRS 35.85
  • chondrocyte CL0000138
    CSI 4.17
    rCSI 6.63%
    PRS 47.47
  • mesothelial cell CL0000077
    CSI 4.12
    rCSI 16.1%
    PRS 31.45
  • neural crest cell CL0011012
    CSI 4.02
    rCSI 3.18%
    PRS 42.08
  • L6b glutamatergic cortical neuron CL4023038
    CSI 3.82
    rCSI 11.95%
    PRS 39.05
  • choroid plexus epithelial cell CL0000706
    CSI 3.82
    rCSI 6.25%
    PRS 44.77
  • ependymal cell CL0000065
    CSI 3.8
    rCSI 7.71%
    PRS 35.45
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 3.79
    rCSI 9.89%
    PRS 54.33
  • regular ventricular cardiac myocyte CL0002131
    CSI 3.77
    rCSI 23.55%
    PRS 46.97
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 3.75
    rCSI 9.11%
    PRS 36.36
  • blood vessel endothelial cell CL0000071
    CSI 3.73
    rCSI 7.75%
    PRS 52.32
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 3.67
    rCSI 6.48%
    PRS 36.63
  • hepatic stellate cell CL0000632
    CSI 3.45
    rCSI 12.91%
    PRS 47.3
  • fallopian tube secretory epithelial cell CL4030006
    CSI 3.4
    rCSI 3.27%
    PRS 55.4
  • ionocyte CL0005006
    CSI 3.33
    rCSI 3.57%
    PRS 53.74
  • basal cell CL0000646
    CSI 3.31
    rCSI 4.42%
    PRS 55.91
  • epithelial cell of lung CL0000082
    CSI 3.24
    rCSI 2.68%
    PRS 53.93
  • retinal pigment epithelial cell CL0002586
    CSI 3.22
    rCSI 6.4%
    PRS 53.11
  • endocardial cell CL0002350
    CSI 3.21
    rCSI 15.38%
    PRS 54.19
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 3.17
    rCSI 18.67%
    PRS 39.03
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 3.16
    rCSI 9.33%
    PRS 58.5
  • central nervous system neuron CL2000029
    CSI 3.16
    rCSI 23.2%
    PRS 42.11
  • Bergmann glial cell CL0000644
    CSI 3.13
    rCSI 4.28%
    PRS 49.37
  • colon epithelial cell CL0011108
    CSI 3.11
    rCSI 3.26%
    PRS 51.82
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 3.07
    rCSI 6.65%
    PRS 43.69
  • mesodermal cell CL0000222
    CSI 3.04
    rCSI 3.65%
    PRS 53.29
  • fibroblast of lung CL0002553
    CSI 2.96
    rCSI 2.75%
    PRS 54.96
  • epithelial cell of lower respiratory tract CL0002632
    CSI 2.93
    rCSI 2.27%
    PRS 56.3
  • ON parasol ganglion cell CL4033052
    CSI 2.87
    rCSI 40.74%
    PRS 46.63
  • kidney collecting duct principal cell CL1001431
    CSI 2.84
    rCSI 14.32%
    PRS 57.3
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 2.8
    rCSI 29.63%
    PRS 54.08
  • duct epithelial cell CL0000068
    CSI 2.72
    rCSI 3.98%
    PRS 58.91
  • sncg GABAergic cortical interneuron CL4023015
    CSI 2.72
    rCSI 4.37%
    PRS 39.73
  • brush cell of tracheobronchial tree CL0002075
    CSI 2.68
    rCSI 7.95%
    PRS 65.45
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 2.66
    rCSI 23.01%
    PRS 53.07
  • fibroblast of cardiac tissue CL0002548
    CSI 2.5
    rCSI 11.96%
    PRS 54.51
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 2.5
    rCSI 4.19%
    PRS 37.58
  • hepatocyte CL0000182
    CSI 2.48
    rCSI 4.44%
    PRS 53.86
  • glycinergic amacrine cell CL4030028
    CSI 2.47
    rCSI 6.43%
    PRS 53.08
  • cerebral cortex endothelial cell CL1001602
    CSI 2.46
    rCSI 4.25%
    PRS 45.17
  • interstitial cell of Cajal CL0002088
    CSI 2.42
    rCSI 3.08%
    PRS 61.4
  • alveolar type 1 fibroblast cell CL4028004
    CSI 2.4
    rCSI 2.63%
    PRS 58.8
  • glutamatergic neuron CL0000679
    CSI 2.38
    rCSI 4.9%
    PRS 46.48
  • ON midget ganglion cell CL4033046
    CSI 2.36
    rCSI 48.11%
    PRS 46.21
  • cardiac neuron CL0010022
    CSI 2.32
    rCSI 7.42%
    PRS 52.31
  • Schwann cell CL0002573
    CSI 2.26
    rCSI 6.44%
    PRS 53.37
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 2.26
    rCSI 5.16%
    PRS 52.14
  • amacrine cell CL0000561
    CSI 2.25
    rCSI 6.51%
    PRS 45.25
  • OFF midget ganglion cell CL4033047
    CSI 2.25
    rCSI 45.71%
    PRS 47.57
  • astrocyte of the cerebral cortex CL0002605
    CSI 2.23
    rCSI 4.99%
    PRS 38.37
  • macroglial cell CL0000126
    CSI 2.21
    rCSI 5.68%
    PRS 55.35
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.2
    rCSI 53.13%
    PRS 37.83
  • neural progenitor cell CL0011020
    CSI 2.19
    rCSI 9.66%
    PRS 46.63
  • extravillous trophoblast CL0008036
    CSI 2.19
    rCSI 2.71%
    PRS 51.04
  • bronchus fibroblast of lung CL2000093
    CSI 2.06
    rCSI 1.68%
    PRS 55.43
  • fast muscle cell CL0000190
    CSI 2.04
    rCSI 7.99%
    PRS 60.59
  • direct pathway medium spiny neuron CL4023026
    CSI 2.02
    rCSI 48.43%
    PRS 36.94
  • kidney collecting duct intercalated cell CL1001432
    CSI 2.02
    rCSI 14.4%
    PRS 56.1
  • pancreatic ductal cell CL0002079
    CSI 1.96
    rCSI 3.82%
    PRS 57.56
  • endothelial cell of placenta CL0009092
    CSI 1.96
    rCSI 9.68%
    PRS 66.49
  • retinal blood vessel endothelial cell CL0002585
    CSI 1.94
    rCSI 3.1%
    PRS 58.96
  • diffuse bipolar 3a cell CL4033029
    CSI 0.6
    rCSI 3.8%
    PRS 51.2%
  • Hofbauer cell CL3000001
    CSI 0.6
    rCSI 1.1%
    PRS 65.6%
  • medium spiny neuron CL1001474
    CSI 0.7
    rCSI 5.6%
    PRS 42.2%
  • diffuse bipolar 3b cell CL4033030
    CSI 0.7
    rCSI 4.5%
    PRS 52.2%
  • H2 horizontal cell CL0004218
    CSI 0.7
    rCSI 3.4%
    PRS 53.4%
  • diffuse bipolar 2 cell CL4033028
    CSI 0.7
    rCSI 5.4%
    PRS 51.6%
  • enterocyte of epithelium of large intestine CL0002071
    CSI 0.8
    rCSI 3.9%
    PRS 66.6%
  • stromal cell of ovary CL0002132
    CSI 0.8
    rCSI 2.3%
    PRS 68.8%
  • mesangial cell CL0000650
    CSI 0.9
    rCSI 3.7%
    PRS 66.3%
  • midbrain dopaminergic neuron CL2000097
    CSI 0.9
    rCSI 6.0%
    PRS 58.2%
  • H1 horizontal cell CL0004217
    CSI 1.0
    rCSI 3.9%
    PRS 55.3%
  • stromal cell CL0000499
    CSI 1.0
    rCSI 2.8%
    PRS 52.7%
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 1.1
    rCSI 3.5%
    PRS 42.6%
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 1.1
    rCSI 2.9%
    PRS 62.8%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 1.2
    rCSI 2.8%
    PRS 42.9%
  • keratocyte CL0002363
    CSI 1.2
    rCSI 2.9%
    PRS 63.3%
  • podocyte CL0000653
    CSI 1.3
    rCSI 5.9%
    PRS 54.2%
  • GABAergic neuron CL0000617
    CSI 1.4
    rCSI 4.5%
    PRS 41.2%
  • retinal cone cell CL0000573
    CSI 1.4
    rCSI 2.3%
    PRS 45.0%
  • enteric smooth muscle cell CL0002504
    CSI 1.5
    rCSI 2.1%
    PRS 57.6%
  • neuroendocrine cell CL0000165
    CSI 1.5
    rCSI 5.7%
    PRS 70.7%
  • type B pancreatic cell CL0000169
    CSI 1.5
    rCSI 3.3%
    PRS 52.8%
  • corneal epithelial cell CL0000575
    CSI 1.5
    rCSI 4.4%
    PRS 69.5%
  • alveolar adventitial fibroblast CL4028006
    CSI 1.6
    rCSI 2.5%
    PRS 56.6%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 1.6
    rCSI 4.9%
    PRS 41.5%
  • BEST4+ enteroycte CL4030026
    CSI 1.6
    rCSI 2.0%
    PRS 57.0%
  • GABAergic interneuron CL0011005
    CSI 1.6
    rCSI 25.7%
    PRS 59.6%
  • tendon cell CL0000388
    CSI 1.7
    rCSI 4.3%
    PRS 73.5%
  • epicardial adipocyte CL1000309
    CSI 1.7
    rCSI 5.5%
    PRS 56.2%
  • enteroglial cell CL4040002
    CSI 1.7
    rCSI 9.1%
    PRS 61.5%
  • glial cell CL0000125
    CSI 1.8
    rCSI 6.9%
    PRS 46.7%
  • conjunctival epithelial cell CL1000432
    CSI 1.8
    rCSI 2.8%
    PRS 55.7%
  • pancreatic A cell CL0000171
    CSI 1.8
    rCSI 1.9%
    PRS 58.3%
  • lung secretory cell CL1000272
    CSI 1.8
    rCSI 4.5%
    PRS 53.0%
  • tracheobronchial smooth muscle cell CL0019019
    CSI 1.8
    rCSI 3.2%
    PRS 63.5%
  • pancreatic acinar cell CL0002064
    CSI 1.9
    rCSI 2.5%
    PRS 60.6%
  • intestinal crypt stem cell of colon CL0009043
    CSI 1.9
    rCSI 14.0%
    PRS 72.8%
  • skeletal muscle satellite stem cell CL0008011
    CSI 1.9
    rCSI 8.3%
    PRS 74.6%
  • small intestine goblet cell CL1000495
    CSI 1.9
    rCSI 4.1%
    PRS 63.6%
  • rod bipolar cell CL0000751
    CSI 1.9
    rCSI 3.4%
    PRS 48.1%
  • pulmonary alveolar type 2 cell CL0002063
    CSI 1.9
    rCSI 3.0%
    PRS 63.2%
  • renal interstitial pericyte CL1001318
    CSI 1.9
    rCSI 5.3%
    PRS 50.9%
  • dopaminergic neuron CL0000700
    CSI 1.9
    rCSI 10.9%
    PRS 40.6%
  • myoepithelial cell CL0000185
    CSI 1.9
    rCSI 4.9%
    PRS 63.6%
  • retinal blood vessel endothelial cell CL0002585
    CSI 1.9
    rCSI 3.1%
    PRS 59.0%
  • endothelial cell of placenta CL0009092
    CSI 2.0
    rCSI 9.7%
    PRS 66.5%
  • pancreatic ductal cell CL0002079
    CSI 2.0
    rCSI 3.8%
    PRS 57.6%
  • kidney collecting duct intercalated cell CL1001432
    CSI 2.0
    rCSI 14.4%
    PRS 56.1%
  • direct pathway medium spiny neuron CL4023026
    CSI 2.0
    rCSI 48.4%
    PRS 36.9%
  • fast muscle cell CL0000190
    CSI 2.0
    rCSI 8.0%
    PRS 60.6%
  • bronchus fibroblast of lung CL2000093
    CSI 2.1
    rCSI 1.7%
    PRS 55.4%
  • extravillous trophoblast CL0008036
    CSI 2.2
    rCSI 2.7%
    PRS 51.0%
  • neural progenitor cell CL0011020
    CSI 2.2
    rCSI 9.7%
    PRS 46.6%
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.2
    rCSI 53.1%
    PRS 37.8%
  • macroglial cell CL0000126
    CSI 2.2
    rCSI 5.7%
    PRS 55.4%
  • astrocyte of the cerebral cortex CL0002605
    CSI 2.2
    rCSI 5.0%
    PRS 38.4%
  • OFF midget ganglion cell CL4033047
    CSI 2.3
    rCSI 45.7%
    PRS 47.6%
  • amacrine cell CL0000561
    CSI 2.3
    rCSI 6.5%
    PRS 45.3%
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 2.3
    rCSI 5.2%
    PRS 52.1%
  • Schwann cell CL0002573
    CSI 2.3
    rCSI 6.4%
    PRS 53.4%
  • cardiac neuron CL0010022
    CSI 2.3
    rCSI 7.4%
    PRS 52.3%
  • ON midget ganglion cell CL4033046
    CSI 2.4
    rCSI 48.1%
    PRS 46.2%
  • glutamatergic neuron CL0000679
    CSI 2.4
    rCSI 4.9%
    PRS 46.5%
  • alveolar type 1 fibroblast cell CL4028004
    CSI 2.4
    rCSI 2.6%
    PRS 58.8%
  • interstitial cell of Cajal CL0002088
    CSI 2.4
    rCSI 3.1%
    PRS 61.4%
  • cerebral cortex endothelial cell CL1001602
    CSI 2.5
    rCSI 4.3%
    PRS 45.2%
  • glycinergic amacrine cell CL4030028
    CSI 2.5
    rCSI 6.4%
    PRS 53.1%
  • hepatocyte CL0000182
    CSI 2.5
    rCSI 4.4%
    PRS 53.9%
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 2.5
    rCSI 4.2%
    PRS 37.6%
  • fibroblast of cardiac tissue CL0002548
    CSI 2.5
    rCSI 12.0%
    PRS 54.5%
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 2.7
    rCSI 23.0%
    PRS 53.1%
  • brush cell of tracheobronchial tree CL0002075
    CSI 2.7
    rCSI 8.0%
    PRS 65.5%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 2.7
    rCSI 4.4%
    PRS 39.7%
  • duct epithelial cell CL0000068
    CSI 2.7
    rCSI 4.0%
    PRS 58.9%
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 2.8
    rCSI 29.6%
    PRS 54.1%
  • kidney collecting duct principal cell CL1001431
    CSI 2.8
    rCSI 14.3%
    PRS 57.3%
  • ON parasol ganglion cell CL4033052
    CSI 2.9
    rCSI 40.7%
    PRS 46.6%
  • epithelial cell of lower respiratory tract CL0002632
    CSI 2.9
    rCSI 2.3%
    PRS 56.3%
  • fibroblast of lung CL0002553
    CSI 3.0
    rCSI 2.8%
    PRS 55.0%
  • mesodermal cell CL0000222
    CSI 3.0
    rCSI 3.7%
    PRS 53.3%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 3.1
    rCSI 6.7%
    PRS 43.7%
  • colon epithelial cell CL0011108
    CSI 3.1
    rCSI 3.3%
    PRS 51.8%
  • Bergmann glial cell CL0000644
    CSI 3.1
    rCSI 4.3%
    PRS 49.4%
  • central nervous system neuron CL2000029
    CSI 3.2
    rCSI 23.2%
    PRS 42.1%
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 3.2
    rCSI 9.3%
    PRS 58.5%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 3.2
    rCSI 18.7%
    PRS 39.0%
  • endocardial cell CL0002350
    CSI 3.2
    rCSI 15.4%
    PRS 54.2%
  • retinal pigment epithelial cell CL0002586
    CSI 3.2
    rCSI 6.4%
    PRS 53.1%
  • epithelial cell of lung CL0000082
    CSI 3.2
    rCSI 2.7%
    PRS 53.9%
  • basal cell CL0000646
    CSI 3.3
    rCSI 4.4%
    PRS 55.9%
  • ionocyte CL0005006
    CSI 3.3
    rCSI 3.6%
    PRS 53.7%
  • fallopian tube secretory epithelial cell CL4030006
    CSI 3.4
    rCSI 3.3%
    PRS 55.4%
  • hepatic stellate cell CL0000632
    CSI 3.5
    rCSI 12.9%
    PRS 47.3%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 3.7
    rCSI 6.5%
    PRS 36.6%
  • blood vessel endothelial cell CL0000071
    CSI 3.7
    rCSI 7.8%
    PRS 52.3%
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 3.8
    rCSI 9.1%
    PRS 36.4%
  • regular ventricular cardiac myocyte CL0002131
    CSI 3.8
    rCSI 23.6%
    PRS 47.0%
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 3.8
    rCSI 9.9%
    PRS 54.3%
  • ependymal cell CL0000065
    CSI 3.8
    rCSI 7.7%
    PRS 35.5%
  • choroid plexus epithelial cell CL0000706
    CSI 3.8
    rCSI 6.3%
    PRS 44.8%

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 [PPP2R3A](/details-gene/5523), or Protein Phosphatase 2 Regulatory Subunit B''alpha, encodes a 72-kDa regulatory subunit of the essential serine/threonine phosphatase PP2A complex [Link](https://doi.org/10.1016/s0021-9258(18)82465-6). As a component of this complex, it plays a crucial role in regulating a wide array of cellular processes through [protein dephosphorylation](/details-cell/GO0006470). **Overall**, the expression profile of [PPP2R3A](/details-gene/5523) shows high significance in structurally and metabolically active cell types, most notably in [cardiac muscle cells](/details-cell/CL0000746), various kidney epithelial cells, and progenitor cells. Its functional annotations link it to key developmental pathways, including somitogenesis and Wnt signaling, suggesting it is a vital modulator of both cellular maintenance and embryonic development. ## Cellular Roles and Expression Landscape The expression pattern of [PPP2R3A](/details-gene/5523) highlights its importance in diverse, specialized cell lineages. **Overall**, its most significant expression is observed in [cardiac muscle cells](/details-cell/CL0000746) (CSI: 34.37), indicating a potentially critical role in cardiac physiology. High significance is also noted in several epithelial cell types of the kidney, including [kidney loop of Henle thin descending limb epithelial cells](/details-cell/CL1001111) and [kidney connecting tubule epithelial cells](/details-cell/CL1000768), suggesting a function in maintaining renal tubular integrity and transport. Furthermore, [PPP2R3A](/details-gene/5523) demonstrates significant expression in a broad range of neural and developmental cells. Its prominence in [progenitor cells](/details-cell/CL0011026), [neuroblasts](/details-cell/CL0000031), and [radial glial cells](/details-cell/CL0000681) points towards a role in neurogenesis and cell fate determination. This developmental role is complemented by its expression in mature neural cells like [retinal ganglion cells](/details-cell/CL0000740) and [interneurons](/details-cell/CL0000099). The gene's activity is also observed in other tissues, such as [lung ciliated cells](/details-cell/CL1000271) and [keratinocytes](/details-cell/CL0000312), underscoring its broad but specific functions in terminally differentiated cells. ## Pathways and Molecular Function [PPP2R3A](/details-gene/5523) functions as a [protein phosphatase regulator](/details-cell/GO0019888) and a [calcium ion binding](/details-cell/GO0005509) protein within the [protein phosphatase type 2a complex](/details-cell/GO0000159). This core function in dephosphorylation likely underpins its involvement in a wide range of biological processes. The gene's role in development is strongly supported by its association with processes such as [somitogenesis](/details-cell/GO0001756), [somatic muscle development](/details-cell/GO0007525), and [eye photoreceptor cell differentiation](/details-cell/GO0001754). A key mechanism through which it may exert these effects is the modulation of the Wnt signaling pathway, as it is annotated with both [negative regulation](/details-cell/GO0090090) and [positive regulation](/details-cell/GO0090263) of this critical developmental cascade. This dual regulatory capacity suggests [PPP2R3A](/details-gene/5523) acts as a fine-tuning component, ensuring precise control over cell fate and patterning. Its calcium-binding ability is particularly relevant to its high expression in [cardiac muscle cells](/details-cell/CL0000746), where calcium-dependent signaling is fundamental for excitation-contraction coupling. ## Research Directions The broad expression and fundamental regulatory role of [PPP2R3A](/details-gene/5523) present several avenues for future investigation. Its function as a core component of the PP2A complex suggests that its dysregulation could contribute to a wide range of pathologies, from developmental disorders to cardiac or renal disease. **Proposed Hypotheses:** 1. Given its high significance in [cardiac muscle cells](/details-cell/CL0000746) and its calcium-binding properties, [PPP2R3A](/details-gene/5523) likely regulates cardiac contractility by modulating the phosphorylation state of key calcium-handling proteins, such as phospholamban or the ryanodine receptor. 2. Based on its high expression in multiple kidney tubule cell types and its documented role in regulating Wnt signaling, [PPP2R3A](/details-gene/5523) may be essential for establishing and maintaining the apical-basal polarity and specialized transport functions of renal epithelial cells. 3. The gene's prominence in various progenitor and neural stem cells suggests that it acts as a critical switch in cell fate decisions during embryogenesis, possibly by integrating upstream signals to fine-tune the Wnt signaling pathway output. **Experimental Approach:** To test the first hypothesis regarding its role in cardiac function, a conditional knockout mouse model could be generated, specifically deleting [PPP2R3A](/details-gene/5523) in cardiomyocytes (e.g., using an αMHC-Cre driver). Subsequent *in vivo* analysis via echocardiography would reveal any functional deficits in heart contractility or rhythm. *Ex vivo* studies on isolated cardiomyocytes from these mice could then directly measure calcium transients and assess the phosphorylation status of key sarcomeric and sarcoplasmic reticulum proteins using phosphoproteomics or targeted Western blotting. **Therapeutic Potential:** As a regulatory subunit of a major phosphatase, [PPP2R3A](/details-gene/5523) represents a druggable node. However, its widespread expression in essential tissues like the heart and kidney indicates that systemic inhibition would likely cause significant toxicity. Therapeutic strategies would need to be highly specific. If loss-of-function mutations are linked to disease, developing small molecules to stabilize the PP2A-[PPP2R3A](/details-gene/5523) interaction or enhance its activity could be a viable approach. Conversely, for diseases driven by hyper-dephosphorylation, targeted delivery of inhibitors (e.g., via antibody-drug conjugates if a cell-surface marker co-localizes) might be necessary to avoid systemic side effects.

Genular Protein ID: 2137350654

Symbol: P2R3A_HUMAN

Name: Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit alpha

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 8392071

Title: Structure and expression of a 72-kDa regulatory subunit of protein phosphatase 2A. Evidence for different size forms produced by alternative splicing.

PubMed ID: 8392071

DOI: 10.1016/s0021-9258(18)82465-6

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 16641997

Title: The DNA sequence, annotation and analysis of human chromosome 3.

PubMed ID: 16641997

DOI: 10.1038/nature04728

Sequence Information:

  • Length: 1150
  • Mass: 130278
  • Checksum: 97A31BA4206518A3
  • Sequence:
  • MAATYRLVVS TVNHYSSVVI DRRFEQAIHY CTGTCHTFTH GIDCIVVHHS VCADLLHIPV 
    SQFKDADLNS MFLPHENGLS SAEGDYPQQA FTGIPRVKRG STFQNTYNLK DIAGEAISFA 
    SGKIKEFSFE KLKNSNHAAY RKGRKVKSDS FNRRSVDLDL LCGHYNNDGN APSFGLLRSS 
    SVEEKPLSHR NSLDTNLTSM FLQNFSEEDL VTQILEKHKI DNFSSGTDIK MCLDILLKCS 
    EDLKKCTDII KQCIKKKSGS SISEGSGNDT ISSSETVYMN VMTRLASYLK KLPFEFMQSG 
    NNEALDLTEL ISNMPSLQLT PFSPVFGTEQ PPKYEDVVQL SASDSGRFQT IELQNDKPNS 
    RKMDTVQSIP NNSTNSLYNL EVNDPRTLKA VQVQSQSLTM NPLENVSSDD LMETLYIEEE 
    SDGKKALDKG QKTENGPSHE LLKVNEHRAE FPEHATHLKK CPTPMQNEIG KIFEKSFVNL 
    PKEDCKSKVS KFEEGDQRDF TNSSSQEEID KLLMDLESFS QKMETSLREP LAKGKNSNFL 
    NSHSQLTGQT LVDLEPKSKV SSPIEKVSPS CLTRIIETNG HKIEEEDRAL LLRILESIED 
    FAQELVECKS SRGSLSQEKE MMQILQETLT TSSQANLSVC RSPVGDKAKD TTSAVLIQQT 
    PEVIKIQNKP EKKPGTPLPP PATSPSSPRP LSPVPHVNNV VNAPLSINIP RFYFPEGLPD 
    TCSNHEQTLS RIETAFMDIE EQKADIYEMG KIAKVCGCPL YWKAPMFRAA GGEKTGFVTA 
    QSFIAMWRKL LNNHHDDASK FICLLAKPNC SSLEQEDFIP LLQDVVDTHP GLTFLKDAPE 
    FHSRYITTVI QRIFYTVNRS WSGKITSTEI RKSNFLQTLA LLEEEEDINQ ITDYFSYEHF 
    YVIYCKFWEL DTDHDLYISQ ADLSRYNDQA SSSRIIERIF SGAVTRGKTI QKEGRMSYAD 
    FVWFLISEED KRNPTSIEYW FRCMDVDGDG VLSMYELEYF YEEQCERMEA MGIEPLPFHD 
    LLCQMLDLVK PAVDGKITLR DLKRCRMAHI FYDTFFNLEK YLDHEQRDPF AVQKDVENDG 
    PEPSDWDRFA AEEYETLVAE ESAQAQFQEG FEDYETDEPA SPSEFGNKSN KILSASLPEK 
    CGKLQSVDEE