Details for: PCCA

Gene ID: 5095

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: PCCA

Ensembl ID: ENSG00000175198

Description: propionyl-CoA carboxylase subunit alpha

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Associated with

Significant Cells

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

  • pvalb GABAergic cortical interneuron CL4023018
    CSI 37.9
    rCSI 47.15%
    PRS 18.58
  • adipocyte CL0000136
    CSI 37.74
    rCSI 48.46%
    PRS 29.63
  • choroid plexus epithelial cell CL0000706
    CSI 30.27
    rCSI 49.58%
    PRS 24.63
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 28.32
    rCSI 47.54%
    PRS 19.71
  • ionocyte CL0005006
    CSI 26.57
    rCSI 28.48%
    PRS 29.29
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 25.26
    rCSI 61.38%
    PRS 19.21
  • hepatocyte CL0000182
    CSI 24.59
    rCSI 44.02%
    PRS 29.62
  • VIP GABAergic cortical interneuron CL4023016
    CSI 23.49
    rCSI 28.06%
    PRS 19.58
  • retinal ganglion cell CL0000740
    CSI 23.1
    rCSI 51.04%
    PRS 22.81
  • stem cell CL0000034
    CSI 23.06
    rCSI 22.23%
    PRS 23.99
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 21
    rCSI 65.67%
    PRS 22.42
  • Bergmann glial cell CL0000644
    CSI 20.83
    rCSI 28.5%
    PRS 30.07
  • regulatory T cell CL0000815
    CSI 20.22
    rCSI 23.44%
    PRS 60.45
  • L6b glutamatergic cortical neuron CL4023038
    CSI 18.74
    rCSI 58.58%
    PRS 20.67
  • glioblast CL0000030
    CSI 18.51
    rCSI 29.53%
    PRS 26.86
  • IgA plasma cell CL0000987
    CSI 18.36
    rCSI 18.79%
    PRS 50.06
  • vascular leptomeningeal cell CL4023051
    CSI 18.3
    rCSI 32.07%
    PRS 25.21
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 17.95
    rCSI 64.58%
    PRS 18.76
  • renal principal cell CL0005009
    CSI 17.47
    rCSI 45.38%
    PRS 37.4
  • sncg GABAergic cortical interneuron CL4023015
    CSI 17.45
    rCSI 28.06%
    PRS 21.43
  • cerebral cortex endothelial cell CL1001602
    CSI 17.28
    rCSI 29.89%
    PRS 24.37
  • interneuron CL0000099
    CSI 17.14
    rCSI 34.42%
    PRS 23.73
  • intestine goblet cell CL0019031
    CSI 16.81
    rCSI 14.92%
    PRS 31.16
  • radial glial cell CL0000681
    CSI 16.68
    rCSI 23.17%
    PRS 31.62
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 16.51
    rCSI 62.41%
    PRS 20.52
  • inhibitory interneuron CL0000498
    CSI 15.99
    rCSI 36.9%
    PRS 25.82
  • neural crest cell CL0011012
    CSI 14.71
    rCSI 11.63%
    PRS 22.04
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 14.7
    rCSI 16.97%
    PRS 27.42
  • sst GABAergic cortical interneuron CL4023017
    CSI 14.65
    rCSI 18.89%
    PRS 20.43
  • kidney connecting tubule epithelial cell CL1000768
    CSI 14.43
    rCSI 36.59%
    PRS 24.45
  • intermediate monocyte CL0002393
    CSI 13.04
    rCSI 19.67%
    PRS 32.42
  • lung secretory cell CL1000272
    CSI 12.98
    rCSI 32.12%
    PRS 29.63
  • ciliated cell CL0000064
    CSI 12.3
    rCSI 19.92%
    PRS 30.92
  • ciliated epithelial cell CL0000067
    CSI 11.98
    rCSI 10.53%
    PRS 23.24
  • parietal epithelial cell CL1000452
    CSI 11.84
    rCSI 31.63%
    PRS 26.55
  • cardiac neuron CL0010022
    CSI 11.81
    rCSI 37.78%
    PRS 28.25
  • melanocyte CL0000148
    CSI 11.29
    rCSI 8.37%
    PRS 27.04
  • Kupffer cell CL0000091
    CSI 11.28
    rCSI 25.8%
    PRS 30.9
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 11.21
    rCSI 66.01%
    PRS 20.79
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 10.94
    rCSI 15.5%
    PRS 29.19
  • central nervous system macrophage CL0000878
    CSI 10.69
    rCSI 35.42%
    PRS 34.31
  • mural cell CL0008034
    CSI 10.69
    rCSI 36.21%
    PRS 28.91
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 10.26
    rCSI 26.75%
    PRS 30.41
  • hepatic stellate cell CL0000632
    CSI 10.13
    rCSI 37.94%
    PRS 26.65
  • basophil CL0000767
    CSI 10.09
    rCSI 21.36%
    PRS 53.8
  • kidney collecting duct principal cell CL1001431
    CSI 10.09
    rCSI 50.8%
    PRS 47.73
  • ependymal cell CL0000065
    CSI 10.01
    rCSI 20.31%
    PRS 18.26
  • renal beta-intercalated cell CL0002201
    CSI 10
    rCSI 23.85%
    PRS 34.41
  • oligodendrocyte precursor cell CL0002453
    CSI 9.92
    rCSI 21.84%
    PRS 22.46
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 9.21
    rCSI 16.27%
    PRS 19.11
  • astrocyte of the cerebral cortex CL0002605
    CSI 9.11
    rCSI 20.43%
    PRS 20.28
  • transit amplifying cell CL0009010
    CSI 9.03
    rCSI 13.81%
    PRS 47.33
  • mononuclear phagocyte CL0000113
    CSI 8.81
    rCSI 19.39%
    PRS 35.08
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 8.68
    rCSI 11.14%
    PRS 29.97
  • alveolar type 1 fibroblast cell CL4028004
    CSI 8.56
    rCSI 9.37%
    PRS 34.79
  • fibroblast of lung CL0002553
    CSI 8.41
    rCSI 7.83%
    PRS 31.34
  • blood vessel endothelial cell CL0000071
    CSI 8.34
    rCSI 17.31%
    PRS 30.67
  • regular ventricular cardiac myocyte CL0002131
    CSI 8.3
    rCSI 51.84%
    PRS 25.68
  • microglial cell CL0000129
    CSI 8.29
    rCSI 33.36%
    PRS 47.19
  • dopaminergic neuron CL0000700
    CSI 8.22
    rCSI 46.46%
    PRS 20.7
  • retinal bipolar neuron CL0000748
    CSI 8.17
    rCSI 15.3%
    PRS 23.66
  • epicardial adipocyte CL1000309
    CSI 8.02
    rCSI 26.11%
    PRS 35.19
  • cardiac muscle cell CL0000746
    CSI 7.82
    rCSI 11.22%
    PRS 24.92
  • retinal pigment epithelial cell CL0002586
    CSI 7.79
    rCSI 15.47%
    PRS 31.91
  • central nervous system neuron CL2000029
    CSI 7.79
    rCSI 57.27%
    PRS 21.7
  • retinal rod cell CL0000604
    CSI 7.79
    rCSI 13.73%
    PRS 30.56
  • epithelial cell CL0000066
    CSI 7.4
    rCSI 11.37%
    PRS 37.54
  • retina horizontal cell CL0000745
    CSI 7.35
    rCSI 11.2%
    PRS 29.09
  • keratocyte CL0002363
    CSI 7.32
    rCSI 17.6%
    PRS 42.67
  • Mueller cell CL0000636
    CSI 7.13
    rCSI 16.28%
    PRS 26.98
  • H1 horizontal cell CL0004217
    CSI 7.08
    rCSI 28.03%
    PRS 37.06
  • neuron CL0000540
    CSI 7.06
    rCSI 18.8%
    PRS 26.68
  • rod bipolar cell CL0000751
    CSI 6.98
    rCSI 12.54%
    PRS 26.42
  • cerebellar granule cell CL0001031
    CSI 6.88
    rCSI 10.12%
    PRS 29.15
  • Schwann cell CL0002573
    CSI 6.69
    rCSI 19.02%
    PRS 33.13
  • alveolar macrophage CL0000583
    CSI 6.65
    rCSI 10.95%
    PRS 36.15
  • brush cell of tracheobronchial tree CL0002075
    CSI 6.63
    rCSI 19.67%
    PRS 41.57
  • contractile cell CL0000183
    CSI 6.52
    rCSI 19.24%
    PRS 30.43
  • fibroblast of cardiac tissue CL0002548
    CSI 6.49
    rCSI 31.08%
    PRS 28.94
  • colon epithelial cell CL0011108
    CSI 6.39
    rCSI 6.69%
    PRS 29.38
  • CD16-negative, CD56-bright natural killer cell, human CL0000938
    CSI 6.33
    rCSI 4.75%
    PRS 66.75
  • retinal blood vessel endothelial cell CL0002585
    CSI 6.32
    rCSI 10.09%
    PRS 34.3
  • subcutaneous adipocyte CL0002521
    CSI 6.22
    rCSI 31.88%
    PRS 34.1
  • secretory cell CL0000151
    CSI 6.11
    rCSI 6.37%
    PRS 32
  • differentiation-committed oligodendrocyte precursor CL4023059
    CSI 6.07
    rCSI 11.03%
    PRS 27.2
  • multi-ciliated epithelial cell CL0005012
    CSI 6.04
    rCSI 6.02%
    PRS 26.92
  • lung macrophage CL1001603
    CSI 5.99
    rCSI 13.37%
    PRS 36.59
  • GABAergic neuron CL0000617
    CSI 5.82
    rCSI 19.51%
    PRS 23.35
  • pulmonary alveolar type 1 cell CL0002062
    CSI 5.62
    rCSI 32.39%
    PRS 35.75
  • respiratory suprabasal cell CL4033048
    CSI 5.61
    rCSI 7.19%
    PRS 35.87
  • epithelial cell of proximal tubule CL0002306
    CSI 5.53
    rCSI 13.51%
    PRS 29.57
  • cardiac endothelial cell CL0010008
    CSI 5.39
    rCSI 21.74%
    PRS 30.18
  • diffuse bipolar 6 cell CL4033032
    CSI 5.39
    rCSI 28.32%
    PRS 33.13
  • kidney collecting duct intercalated cell CL1001432
    CSI 5.34
    rCSI 38.14%
    PRS 42.59
  • H2 horizontal cell CL0004218
    CSI 5.33
    rCSI 26.48%
    PRS 32.85
  • blood vessel smooth muscle cell CL0019018
    CSI 5.29
    rCSI 42.99%
    PRS 28.87
  • cerebral cortex neuron CL0010012
    CSI 5.12
    rCSI 20.87%
    PRS 31.3
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 4.99
    rCSI 11.37%
    PRS 31.23
  • transit amplifying cell of colon CL0009011
    CSI 4.94
    rCSI 5.81%
    PRS 35.07
  • adventitial cell CL0002503
    CSI 4.91
    rCSI 11.72%
    PRS 43.05
  • paneth cell of colon CL0009009
    CSI 0.2
    rCSI 2.2%
    PRS 60.6%
  • placental villous trophoblast CL2000060
    CSI 0.3
    rCSI 0.5%
    PRS 29.7%
  • mesenchymal cell CL0008019
    CSI 0.6
    rCSI 1.4%
    PRS 29.9%
  • intestinal crypt stem cell of colon CL0009043
    CSI 0.6
    rCSI 4.4%
    PRS 51.7%
  • kidney connecting tubule principal cell CL4030018
    CSI 0.8
    rCSI 6.0%
    PRS 73.5%
  • neural progenitor cell CL0011020
    CSI 0.8
    rCSI 3.6%
    PRS 27.6%
  • stromal cell CL0000499
    CSI 0.8
    rCSI 2.3%
    PRS 35.3%
  • neuroendocrine cell CL0000165
    CSI 0.9
    rCSI 3.3%
    PRS 52.0%
  • stromal cell of ovary CL0002132
    CSI 0.9
    rCSI 2.4%
    PRS 47.4%
  • glandular epithelial cell CL0000150
    CSI 0.9
    rCSI 2.4%
    PRS 54.3%
  • pancreatic ductal cell CL0002079
    CSI 1.0
    rCSI 1.8%
    PRS 32.6%
  • extravillous trophoblast CL0008036
    CSI 1.0
    rCSI 1.2%
    PRS 28.0%
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 1.0
    rCSI 1.2%
    PRS 37.4%
  • midbrain dopaminergic neuron CL2000097
    CSI 1.0
    rCSI 6.5%
    PRS 41.1%
  • diffuse bipolar 4 cell CL4033031
    CSI 1.1
    rCSI 12.1%
    PRS 31.2%
  • enteroglial cell CL4040002
    CSI 1.1
    rCSI 5.9%
    PRS 43.4%
  • pancreatic A cell CL0000171
    CSI 1.2
    rCSI 1.2%
    PRS 33.3%
  • IgG plasma cell CL0000985
    CSI 1.3
    rCSI 1.5%
    PRS 49.6%
  • cardiac blood vessel endothelial cell CL0010006
    CSI 1.3
    rCSI 9.0%
    PRS 29.8%
  • acinar cell of salivary gland CL0002623
    CSI 1.3
    rCSI 30.0%
    PRS 53.7%
  • enterocyte of epithelium of large intestine CL0002071
    CSI 1.3
    rCSI 6.8%
    PRS 47.5%
  • starburst amacrine cell CL0004232
    CSI 1.3
    rCSI 11.0%
    PRS 31.1%
  • Hofbauer cell CL3000001
    CSI 1.3
    rCSI 2.5%
    PRS 39.6%
  • glial cell CL0000125
    CSI 1.4
    rCSI 5.4%
    PRS 28.2%
  • endothelial cell of placenta CL0009092
    CSI 1.4
    rCSI 7.1%
    PRS 41.3%
  • luminal epithelial cell of mammary gland CL0002326
    CSI 1.5
    rCSI 2.7%
    PRS 46.1%
  • mesodermal cell CL0000222
    CSI 1.5
    rCSI 1.8%
    PRS 30.3%
  • airway submucosal gland duct basal cell CL4033024
    CSI 1.5
    rCSI 9.7%
    PRS 55.6%
  • alveolar adventitial fibroblast CL4028006
    CSI 1.6
    rCSI 2.5%
    PRS 32.0%
  • lung ciliated cell CL1000271
    CSI 1.6
    rCSI 1.9%
    PRS 23.7%
  • eye photoreceptor cell CL0000287
    CSI 1.6
    rCSI 18.4%
    PRS 61.1%
  • macula densa epithelial cell CL1000850
    CSI 1.7
    rCSI 24.2%
    PRS 72.2%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 1.7
    rCSI 4.8%
    PRS 45.8%
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 1.7
    rCSI 4.5%
    PRS 28.9%
  • GABAergic interneuron CL0011005
    CSI 1.8
    rCSI 29.1%
    PRS 32.9%
  • mucus secreting cell CL0000319
    CSI 2.0
    rCSI 3.1%
    PRS 40.0%
  • bronchus fibroblast of lung CL2000093
    CSI 2.0
    rCSI 1.7%
    PRS 32.4%
  • macroglial cell CL0000126
    CSI 2.2
    rCSI 5.6%
    PRS 36.7%
  • acinar cell CL0000622
    CSI 2.2
    rCSI 3.2%
    PRS 40.6%
  • pancreatic D cell CL0000173
    CSI 2.3
    rCSI 2.2%
    PRS 33.5%
  • tissue-resident macrophage CL0000864
    CSI 2.3
    rCSI 10.7%
    PRS 52.5%
  • elicited macrophage CL0000861
    CSI 2.3
    rCSI 2.1%
    PRS 37.3%
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 2.3
    rCSI 6.3%
    PRS 39.8%
  • respiratory basal cell CL0002633
    CSI 2.4
    rCSI 2.5%
    PRS 36.6%
  • S cone cell CL0003050
    CSI 2.4
    rCSI 10.6%
    PRS 29.6%
  • mature T cell CL0002419
    CSI 2.5
    rCSI 1.9%
    PRS 45.4%
  • myoepithelial cell CL0000185
    CSI 2.5
    rCSI 6.4%
    PRS 38.3%
  • interstitial cell of Cajal CL0002088
    CSI 2.6
    rCSI 3.3%
    PRS 35.9%
  • diffuse bipolar 2 cell CL4033028
    CSI 2.7
    rCSI 20.6%
    PRS 31.8%
  • podocyte CL0000653
    CSI 2.7
    rCSI 12.0%
    PRS 30.2%
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 2.7
    rCSI 8.9%
    PRS 23.0%
  • regular atrial cardiac myocyte CL0002129
    CSI 2.7
    rCSI 8.7%
    PRS 32.0%
  • midzonal region hepatocyte CL0019028
    CSI 2.7
    rCSI 6.4%
    PRS 41.4%
  • glycinergic amacrine cell CL4030028
    CSI 2.8
    rCSI 7.2%
    PRS 31.6%
  • diffuse bipolar 1 cell CL4033027
    CSI 2.8
    rCSI 20.9%
    PRS 30.6%
  • goblet cell CL0000160
    CSI 2.8
    rCSI 2.6%
    PRS 32.5%
  • diffuse bipolar 3b cell CL4033030
    CSI 2.8
    rCSI 18.7%
    PRS 31.9%
  • mesothelial cell CL0000077
    CSI 2.9
    rCSI 11.2%
    PRS 12.8%
  • invaginating midget bipolar cell CL4033034
    CSI 2.9
    rCSI 17.0%
    PRS 31.5%
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.9
    rCSI 70.8%
    PRS 19.8%
  • melanocyte of skin CL1000458
    CSI 2.9
    rCSI 4.0%
    PRS 17.2%
  • direct pathway medium spiny neuron CL4023026
    CSI 3.0
    rCSI 71.4%
    PRS 19.0%
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 3.0
    rCSI 9.2%
    PRS 43.3%
  • BEST4+ enteroycte CL4030026
    CSI 3.0
    rCSI 3.8%
    PRS 33.6%
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 3.0
    rCSI 26.2%
    PRS 37.5%
  • periportal region hepatocyte CL0019026
    CSI 3.1
    rCSI 11.9%
    PRS 40.7%
  • small intestine goblet cell CL1000495
    CSI 3.1
    rCSI 6.7%
    PRS 40.6%
  • centrilobular region hepatocyte CL0019029
    CSI 3.1
    rCSI 8.1%
    PRS 42.0%
  • serotonergic neuron CL0000850
    CSI 3.2
    rCSI 14.2%
    PRS 22.1%
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 3.2
    rCSI 33.7%
    PRS 35.6%
  • neuroplacodal cell CL0000032
    CSI 3.2
    rCSI 29.5%
    PRS 56.6%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 3.2
    rCSI 7.0%
    PRS 24.4%
  • OFF midget ganglion cell CL4033047
    CSI 3.2
    rCSI 65.5%
    PRS 27.8%
  • amacrine cell CL0000561
    CSI 3.2
    rCSI 9.3%
    PRS 25.1%
  • medium spiny neuron CL1001474
    CSI 3.3
    rCSI 28.3%
    PRS 20.6%
  • endothelial cell of lymphatic vessel CL0002138
    CSI 3.3
    rCSI 6.5%
    PRS 60.6%
  • enteroendocrine cell of small intestine CL0009006
    CSI 3.3
    rCSI 7.3%
    PRS 45.2%
  • brain vascular cell CL4023072
    CSI 3.4
    rCSI 34.9%
    PRS 31.2%
  • ON midget ganglion cell CL4033046
    CSI 3.4
    rCSI 69.2%
    PRS 26.6%
  • intrahepatic cholangiocyte CL0002538
    CSI 3.6
    rCSI 8.5%
    PRS 49.0%
  • mesangial cell CL0000650
    CSI 3.6
    rCSI 14.7%
    PRS 42.9%
  • flat midget bipolar cell CL4033033
    CSI 3.6
    rCSI 26.0%
    PRS 30.3%
  • basal cell CL0000646
    CSI 3.7
    rCSI 4.9%
    PRS 33.4%
  • cerebellar neuron CL1001611
    CSI 3.7
    rCSI 32.4%
    PRS 22.8%
  • pulmonary alveolar type 2 cell CL0002063
    CSI 3.7
    rCSI 5.8%
    PRS 42.4%
  • endocardial cell CL0002350
    CSI 3.8
    rCSI 18.2%
    PRS 35.3%
  • chondrocyte CL0000138
    CSI 3.8
    rCSI 6.0%
    PRS 26.6%
  • glutamatergic neuron CL0000679
    CSI 3.8
    rCSI 7.9%
    PRS 29.2%
  • pulmonary artery endothelial cell CL1001568
    CSI 3.9
    rCSI 5.3%
    PRS 43.7%
  • basket cell CL0000118
    CSI 3.9
    rCSI 24.4%
    PRS 22.0%
  • endothelial cell of vascular tree CL0002139
    CSI 3.9
    rCSI 21.6%
    PRS 39.4%
  • ON parasol ganglion cell CL4033052
    CSI 4.0
    rCSI 56.7%
    PRS 26.1%
  • OFFx cell CL4033036
    CSI 4.0
    rCSI 18.8%
    PRS 31.8%
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 4.1
    rCSI 3.2%
    PRS 29.8%
  • diffuse bipolar 3a cell CL4033029
    CSI 4.2
    rCSI 28.6%
    PRS 31.3%
  • conjunctival epithelial cell CL1000432
    CSI 4.3
    rCSI 6.6%
    PRS 31.8%
  • CD14-positive monocyte CL0001054
    CSI 4.4
    rCSI 5.5%
    PRS 41.8%
  • GABAergic amacrine cell CL4030027
    CSI 4.4
    rCSI 15.0%
    PRS 26.6%
  • retinal cone cell CL0000573
    CSI 4.4
    rCSI 7.1%
    PRS 24.4%
  • duct epithelial cell CL0000068
    CSI 4.5
    rCSI 6.5%
    PRS 33.5%

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 [PCCA](/details-gene/5095) (propionyl-CoA carboxylase subunit alpha) is a protein-coding gene located on chromosome 13q32.3. It encodes the alpha subunit of the mitochondrial enzyme propionyl-CoA carboxylase, which catalyzes the carboxylation of propionyl-CoA to D-methylmalonyl-CoA. This reaction is a critical step in the catabolism of several branched-chain amino acids (valine, isoleucine, methionine), odd-chain fatty acids, and cholesterol. The enzyme is a heterododecamer composed of six alpha and six beta subunits, with the alpha subunit containing the biotin-binding domain essential for its catalytic activity ([Link](https://doi.org/10.1038/nature09302)). Mutations in this gene are the primary cause of propionic acidemia, an autosomal recessive inborn error of metabolism ([232000](https://omim.org/entry/232000)). Reflecting its central metabolic role, [PCCA](/details-gene/5095) shows significant expression in cells with high energy demands, particularly specific neuronal subtypes, [adipocyte](/details-cell/CL0000136), and [hepatocyte](/details-cell/CL0000182). ## Cellular Roles and Expression Landscape The expression profile of [PCCA](/details-gene/5095) highlights its importance in a diverse set of metabolically active cell types across multiple tissues. **Overall**, the gene exhibits particularly high significance in the central nervous system, where it is a prominent marker for several neuronal populations. These include inhibitory interneurons such as [pvalb GABAergic cortical interneuron](/details-cell/CL4023018) (CSI: 37.90) and [lamp5 GABAergic cortical interneuron](/details-cell/CL4023011) (CSI: 28.32), as well as excitatory neurons like [L2/3-6 intratelencephalic projecting glutamatergic neuron](/details-cell/CL4023040) (CSI: 25.26). This specific neuronal enrichment suggests that the metabolism of substrates like branched-chain amino acids is a critical component of normal function in these neuronal circuits. Beyond the nervous system, [PCCA](/details-gene/5095) is highly significant in canonical metabolic cells. It ranks as a top marker in [adipocyte](/details-cell/CL0000136) (CSI: 37.74) and [hepatocyte](/details-cell/CL0000182) (CSI: 24.59), which is consistent with the central role of these cells in processing fatty acids and amino acids. Its high significance in [choroid plexus epithelial cell](/details-cell/CL0000706) (CSI: 30.27) and [ionocyte](/details-cell/CL0005006) (CSI: 26.57) points to a role in specialized cells that have high energetic costs associated with transport and secretion functions. The notable expression in [regulatory T cell](/details-cell/CL0000815) (CSI: 20.22) and [glioblast](/details-cell/CL0000030) (CSI: 18.51) suggests that propionyl-CoA metabolism may also be important in immunomodulation and cancer cell metabolism, respectively. ## Pathways and Molecular Function Functional annotations for [PCCA](/details-gene/5095) confirm its well-established role as a mitochondrial carboxylase. The gene product is localized to the [mitochondrial matrix](/details-cell/GO0005759) where it functions as a key component of a [catalytic complex](/details-cell/GO1902494). Its molecular function is defined by its [propionyl-coa carboxylase activity](/details-cell/GO0004658), which is dependent on [ATP binding](/details-cell/GO0005524) and its covalent attachment to a [biotin](/details-cell/GO0009374) cofactor ([Link](https://doi.org/10.1016/0003-9861(87)90146-9)). This enzymatic activity is integral to several core biological processes, most notably the [branched-chain amino acid metabolic process](/details-cell/GO0009081) and the [fatty acid metabolic process](/details-cell/GO0006631). Reactome pathway analysis further situates [PCCA](/details-gene/5095) within the broader context of metabolism and disease. It is a central component of [Propionyl-coa catabolism](/content/detail/R-HSA-71032), which feeds into the TCA cycle, and is linked to [Mitochondrial fatty acid beta-oxidation](/content/detail/R-HSA-77289). The gene's clinical importance is underscored by its inclusion in pathways related to [Diseases of metabolism](/content/detail/R-HSA-5668914), particularly those involving [Defects in biotin (btn) metabolism](/content/detail/R-HSA-3323169), highlighting the critical dependency of PCCA function on this vitamin cofactor. ## Research Directions The widespread yet specific expression pattern of [PCCA](/details-gene/5095) provides a basis for several testable hypotheses regarding its role in health and disease. 1. **Hypothesis 1:** The high significance of [PCCA](/details-gene/5095) in specific neuronal subtypes, such as [pvalb GABAergic cortical interneuron](/details-cell/CL4023018), suggests that these cells are uniquely dependent on the catabolism of propionyl-CoA-producing substrates. The severe neurological deficits observed in propionic acidemia may be a direct result of metabolic failure and subsequent toxicity within these precise neuronal populations rather than a generalized effect on the brain. 2. **Hypothesis 2:** The significant expression of [PCCA](/details-gene/5095) in [regulatory T cell](/details-cell/CL0000815) suggests that propionyl-CoA metabolism contributes to the functional stability and suppressive capacity of these immune cells. Altering this metabolic axis could modulate T-reg function, potentially linking dietary inputs (like branched-chain amino acids) to immune tolerance. 3. **Hypothesis 3:** Malignant cells, such as [glioblast](/details-cell/CL0000030), may upregulate the [PCCA](/details-gene/5095)-dependent pathway as an anaplerotic route to replenish TCA cycle intermediates, thereby supporting rapid proliferation. This creates a metabolic vulnerability that could be exploited for therapeutic intervention. To address the third hypothesis, a key experiment would be to investigate the reliance of glioblastoma on [PCCA](/details-gene/5095) function. One could use CRISPR-Cas9 to knock out [PCCA](/details-gene/5095) in patient-derived [glioblast](/details-cell/CL0000030) cell lines. Subsequent stable isotope tracing with 13C-labeled propionate or valine would be used to quantify the disruption to anaplerotic flux into the TCA cycle. The functional consequences would be assessed by measuring changes in cell proliferation, survival under nutrient limitation, and sensitivity to standard-of-care chemotherapeutics like temozolomide. Therapeutically, [PCCA](/details-gene/5095) presents a dual-sided potential. For propionic acidemia, the goal is **activation** or restoration of function, potentially through gene therapy or chaperone molecules that stabilize mutant protein. Conversely, in the context of cancers like glioblastoma, [PCCA](/details-gene/5095) could be a target for **inhibition**. A small molecule inhibitor that targets the enzyme's active site could starve cancer cells of essential TCA cycle intermediates. However, the gene's high expression in critical healthy tissues like neurons and hepatocytes presents a major challenge, as systemic inhibition would likely lead to significant on-target toxicity, mimicking the symptoms of propionic acidemia. Therefore, developing a tumor-targeted delivery system or a highly selective inhibitor would be crucial for such a strategy to be viable.

Genular Protein ID: 3323447151

Symbol: PCCA_HUMAN

Name: Propanoyl-CoA:carbon dioxide ligase subunit alpha

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 11592820

Title: Structure of the PCCA gene and distribution of mutations causing propionic acidemia.

PubMed ID: 11592820

DOI: 10.1006/mgme.2001.3210

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 15057823

Title: The DNA sequence and analysis of human chromosome 13.

PubMed ID: 15057823

DOI: 10.1038/nature02379

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: 2740237

Title: Human mitochondrial propionyl-CoA carboxylase: localization of the N-terminus of the pro- and mature alpha chains in the deduced primary sequence of a full-length cDNA.

PubMed ID: 2740237

DOI: 10.1093/nar/17.11.4396

PubMed ID: 16023992

Title: Mitochondrial targeting signals and mature peptides of 3-methylcrotonyl-CoA carboxylase.

PubMed ID: 16023992

DOI: 10.1016/j.bbrc.2005.06.190

PubMed ID: 8434582

Title: Cloning of functional alpha propionyl CoA carboxylase and correction of enzyme deficiency in pccA fibroblasts.

PubMed ID: 8434582

PubMed ID: 3460076

Title: Isolation of cDNA clones coding for the alpha and beta chains of human propionyl-CoA carboxylase: chromosomal assignments and DNA polymorphisms associated with PCCA and PCCB genes.

PubMed ID: 3460076

DOI: 10.1073/pnas.83.13.4864

PubMed ID: 3555348

Title: Sequence homology around the biotin-binding site of human propionyl-CoA carboxylase and pyruvate carboxylase.

PubMed ID: 3555348

DOI: 10.1016/0003-9861(87)90146-9

PubMed ID: 6765947

Title: Isolation and characterization of propionyl-CoA carboxylase from normal human liver. Evidence for a protomeric tetramer of nonidentical subunits.

PubMed ID: 6765947

DOI: 10.1016/s0021-9258(19)86263-4

PubMed ID: 7753853

Title: Isolation of a cDNA encoding human holocarboxylase synthetase by functional complementation of a biotin auxotroph of Escherichia coli.

PubMed ID: 7753853

DOI: 10.1073/pnas.92.10.4626

PubMed ID: 20725044

Title: Crystal structure of the alpha(6)beta(6) holoenzyme of propionyl-coenzyme A carboxylase.

PubMed ID: 20725044

DOI: 10.1038/nature09302

PubMed ID: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

PubMed ID: 23438705

Title: Mitochondrial SIRT4-type proteins in Caenorhabditis elegans and mammals interact with pyruvate carboxylase and other acetylated biotin-dependent carboxylases.

PubMed ID: 23438705

DOI: 10.1016/j.mito.2013.02.002

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: 20443544

Title: Structural impact of human and Escherichia coli biotin carboxyl carrier proteins on biotin attachment.

PubMed ID: 20443544

DOI: 10.1021/bi901612y

PubMed ID: 10502773

Title: Overview of mutations in the PCCA and PCCB genes causing propionic acidemia.

PubMed ID: 10502773

DOI: 10.1002/(sici)1098-1004(199910)14:4<275::aid-humu1>3.0.co;2-n

PubMed ID: 10101253

Title: Genetic heterogeneity in propionic acidemia patients with alpha-subunit defects: identification of five novel mutations, one of them causing instability of the protein.

PubMed ID: 10101253

DOI: 10.1016/s0925-4439(99)00008-3

PubMed ID: 12559849

Title: Propionic acidemia: identification of twenty-four novel mutations in Europe and North America.

PubMed ID: 12559849

DOI: 10.1016/s1096-7192(02)00197-x

PubMed ID: 15059621

Title: Mutation spectrum of the PCCA and PCCB genes in Japanese patients with propionic acidemia.

PubMed ID: 15059621

DOI: 10.1016/j.ymgme.2004.01.003

PubMed ID: 10329019

Title: Coding sequence mutations in the alpha subunit of propionyl-CoA carboxylase in patients with propionic acidemia.

PubMed ID: 10329019

DOI: 10.1006/mgme.1999.2850

Sequence Information:

  • Length: 728
  • Mass: 80059
  • Checksum: 065F64186A0B8CCC
  • Sequence:
  • MAGFWVGTAP LVAAGRRGRW PPQQLMLSAA LRTLKHVLYY SRQCLMVSRN LGSVGYDPNE 
    KTFDKILVAN RGEIACRVIR TCKKMGIKTV AIHSDVDASS VHVKMADEAV CVGPAPTSKS 
    YLNMDAIMEA IKKTRAQAVH PGYGFLSENK EFARCLAAED VVFIGPDTHA IQAMGDKIES 
    KLLAKKAEVN TIPGFDGVVK DAEEAVRIAR EIGYPVMIKA SAGGGGKGMR IAWDDEETRD 
    GFRLSSQEAA SSFGDDRLLI EKFIDNPRHI EIQVLGDKHG NALWLNEREC SIQRRNQKVV 
    EEAPSIFLDA ETRRAMGEQA VALARAVKYS SAGTVEFLVD SKKNFYFLEM NTRLQVEHPV 
    TECITGLDLV QEMIRVAKGY PLRHKQADIR INGWAVECRV YAEDPYKSFG LPSIGRLSQY 
    QEPLHLPGVR VDSGIQPGSD ISIYYDPMIS KLITYGSDRT EALKRMADAL DNYVIRGVTH 
    NIALLREVII NSRFVKGDIS TKFLSDVYPD GFKGHMLTKS EKNQLLAIAS SLFVAFQLRA 
    QHFQENSRMP VIKPDIANWE LSVKLHDKVH TVVASNNGSV FSVEVDGSKL NVTSTWNLAS 
    PLLSVSVDGT QRTVQCLSRE AGGNMSIQFL GTVYKVNILT RLAAELNKFM LEKVTEDTSS 
    VLRSPMPGVV VAVSVKPGDA VAEGQEICVI EAMKMQNSMT AGKTGTVKSV HCQAGDTVGE 
    GDLLVELE