Details for: CAPZA2

Gene ID: 830

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: CAPZA2

Ensembl ID: ENSG00000198898

Description: capping actin protein of muscle Z-line subunit alpha 2

Cell Significance Landscape

Associated with

Significant Cells

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

  • CD14-low, CD16-positive monocyte CL0002396
    CSI 83.16
    rCSI 64.07%
    PRS 14.66
  • Hofbauer cell CL3000001
    CSI 50.6
    rCSI 95.53%
    PRS 20.02
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 50.06
    rCSI 45.21%
    PRS 14.29
  • pulmonary artery endothelial cell CL1001568
    CSI 42.22
    rCSI 57.45%
    PRS 24.36
  • intestinal epithelial cell CL0002563
    CSI 38.23
    rCSI 39.95%
    PRS 16.76
  • pancreatic ductal cell CL0002079
    CSI 32.69
    rCSI 63.58%
    PRS 16.4
  • hematopoietic stem cell CL0000037
    CSI 29.18
    rCSI 19.39%
    PRS 19.21
  • elicited macrophage CL0000861
    CSI 28.19
    rCSI 25.88%
    PRS 18.51
  • myeloid leukocyte CL0000766
    CSI 28.09
    rCSI 25.92%
    PRS 16.39
  • pancreatic A cell CL0000171
    CSI 24.11
    rCSI 25.26%
    PRS 17.11
  • microcirculation associated smooth muscle cell CL0008035
    CSI 23.63
    rCSI 68.42%
    PRS 18.15
  • forebrain radial glial cell CL0013000
    CSI 22.01
    rCSI 70.62%
    PRS 23.17
  • colon epithelial cell CL0011108
    CSI 21.06
    rCSI 22.06%
    PRS 14.89
  • enteric smooth muscle cell CL0002504
    CSI 20.91
    rCSI 29.84%
    PRS 18.03
  • endothelial cell of artery CL1000413
    CSI 20.75
    rCSI 30.4%
    PRS 64.28
  • fallopian tube secretory epithelial cell CL4030006
    CSI 20.25
    rCSI 19.49%
    PRS 16.57
  • intermediate monocyte CL0002393
    CSI 20.22
    rCSI 30.5%
    PRS 15.97
  • pancreatic acinar cell CL0002064
    CSI 16.93
    rCSI 22.5%
    PRS 17.51
  • OFF-bipolar cell CL0000750
    CSI 16.66
    rCSI 22.78%
    PRS 25.54
  • endothelial cell of placenta CL0009092
    CSI 14.73
    rCSI 72.63%
    PRS 21.72
  • enterocyte CL0000584
    CSI 14.62
    rCSI 23.58%
    PRS 25.19
  • colon macrophage CL0009038
    CSI 12.31
    rCSI 56.87%
    PRS 33.09
  • pancreatic PP cell CL0002275
    CSI 11.73
    rCSI 46.69%
    PRS 27.86
  • extravillous trophoblast CL0008036
    CSI 11.4
    rCSI 14.1%
    PRS 14.02
  • alveolar macrophage CL0000583
    CSI 11.23
    rCSI 18.5%
    PRS 18.78
  • vein endothelial cell of respiratory system CL4033008
    CSI 11.2
    rCSI 76.9%
    PRS 31.16
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 10.58
    rCSI 38.08%
    PRS 8.8
  • promonocyte CL0000559
    CSI 10.19
    rCSI 17.45%
    PRS 21.64
  • mammary gland epithelial cell CL0002327
    CSI 10.12
    rCSI 35.49%
    PRS 28.55
  • foveolar cell of stomach CL0002179
    CSI 9.97
    rCSI 21.22%
    PRS 25.67
  • megakaryocyte CL0000556
    CSI 9.9
    rCSI 42.93%
    PRS 28.24
  • primitive red blood cell CL0002355
    CSI 9.76
    rCSI 52.68%
    PRS 29.28
  • CD14-positive, CD16-negative classical monocyte CL0002057
    CSI 9.62
    rCSI 58.22%
    PRS 35.49
  • mesenchymal stem cell CL0000134
    CSI 9.3
    rCSI 100%
    PRS 28.67
  • peripheral nervous system neuron CL2000032
    CSI 9.03
    rCSI 12.3%
    PRS 14.19
  • kidney epithelial cell CL0002518
    CSI 8.93
    rCSI 17.05%
    PRS 36.17
  • stem cell CL0000034
    CSI 8.66
    rCSI 8.35%
    PRS 11.38
  • pancreatic stellate cell CL0002410
    CSI 7.81
    rCSI 45.46%
    PRS 23.99
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 7.8
    rCSI 18.97%
    PRS 9.21
  • myeloid lineage restricted progenitor cell CL0000839
    CSI 7.73
    rCSI 39.9%
    PRS 31.17
  • common dendritic progenitor CL0001029
    CSI 7.33
    rCSI 9.2%
    PRS 20.58
  • dendritic cell, human CL0001056
    CSI 7.16
    rCSI 11%
    PRS 18.89
  • pancreatic D cell CL0000173
    CSI 6.48
    rCSI 6.38%
    PRS 17.39
  • Cajal-Retzius cell CL0000695
    CSI 6.38
    rCSI 50.01%
    PRS 33.19
  • enteroendocrine cell of small intestine CL0009006
    CSI 6.35
    rCSI 13.98%
    PRS 24.4
  • memory T cell CL0000813
    CSI 6.16
    rCSI 11.88%
    PRS 35.76
  • mucous neck cell CL0000651
    CSI 6.16
    rCSI 8.88%
    PRS 25.53
  • macrophage CL0000235
    CSI 6.04
    rCSI 10.98%
    PRS 56.77
  • endothelial cell of uterus CL0009095
    CSI 5.84
    rCSI 42.7%
    PRS 42.59
  • intestinal crypt stem cell of colon CL0009043
    CSI 5.76
    rCSI 43.28%
    PRS 29.08
  • retina horizontal cell CL0000745
    CSI 5.6
    rCSI 8.54%
    PRS 14.83
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 5.16
    rCSI 30.37%
    PRS 9.88
  • type B pancreatic cell CL0000169
    CSI 5.04
    rCSI 11.17%
    PRS 14.84
  • CD16-positive, CD56-dim natural killer cell, human CL0000939
    CSI 4.88
    rCSI 3.25%
    PRS 40.06
  • retinal ganglion cell CL0000740
    CSI 4.52
    rCSI 10%
    PRS 11.44
  • epithelial cell CL0000066
    CSI 4.41
    rCSI 6.77%
    PRS 22.41
  • capillary endothelial cell CL0002144
    CSI 4.4
    rCSI 8.07%
    PRS 55.75
  • vasa recta descending limb cell CL1001285
    CSI 4.12
    rCSI 32.87%
    PRS 58.29
  • ciliated epithelial cell CL0000067
    CSI 4.12
    rCSI 3.62%
    PRS 11.61
  • keratinocyte CL0000312
    CSI 4.07
    rCSI 3.41%
    PRS 19.15
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 4.04
    rCSI 11.92%
    PRS 19.33
  • skeletal muscle satellite cell CL0000594
    CSI 3.53
    rCSI 10.33%
    PRS 47.72
  • conventional dendritic cell CL0000990
    CSI 3.45
    rCSI 2.88%
    PRS 44.06
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 3.38
    rCSI 12.76%
    PRS 9.66
  • retinal blood vessel endothelial cell CL0002585
    CSI 3.31
    rCSI 5.29%
    PRS 17.56
  • direct pathway medium spiny neuron CL4023026
    CSI 3.31
    rCSI 79.17%
    PRS 7.65
  • lung microvascular endothelial cell CL2000016
    CSI 3.26
    rCSI 63%
    PRS 47.2
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 3.18
    rCSI 8.57%
    PRS 20.68
  • respiratory goblet cell CL0002370
    CSI 3.15
    rCSI 34.23%
    PRS 30.62
  • colon goblet cell CL0009039
    CSI 3.07
    rCSI 7.29%
    PRS 23.97
  • indirect pathway medium spiny neuron CL4023029
    CSI 3.07
    rCSI 73.97%
    PRS 8.63
  • non-classical monocyte CL0000875
    CSI 3.05
    rCSI 4.89%
    PRS 46.18
  • unswitched memory B cell CL0000970
    CSI 3.03
    rCSI 2.55%
    PRS 25.57
  • L6b glutamatergic cortical neuron CL4023038
    CSI 2.92
    rCSI 9.12%
    PRS 10.05
  • P/D1 enteroendocrine cell CL0002268
    CSI 2.89
    rCSI 15.75%
    PRS 38.45
  • promyelocyte CL0000836
    CSI 2.88
    rCSI 4.15%
    PRS 22.34
  • granulocyte monocyte progenitor cell CL0000557
    CSI 2.82
    rCSI 2.44%
    PRS 17.99
  • glandular epithelial cell CL0000150
    CSI 2.77
    rCSI 7.29%
    PRS 31.18
  • common myeloid progenitor CL0000049
    CSI 2.75
    rCSI 2.22%
    PRS 15.95
  • endothelial cell of periportal hepatic sinusoid CL0019021
    CSI 2.64
    rCSI 12.09%
    PRS 40.79
  • bronchiolar smooth muscle cell CL4033017
    CSI 2.59
    rCSI 38.9%
    PRS 46.78
  • melanocyte CL0000148
    CSI 2.5
    rCSI 1.85%
    PRS 14.11
  • muscle cell CL0000187
    CSI 2.49
    rCSI 5.11%
    PRS 35.93
  • interstitial cell of Cajal CL0002088
    CSI 2.47
    rCSI 3.15%
    PRS 18.58
  • naive T cell CL0000898
    CSI 2.45
    rCSI 1.71%
    PRS 22.67
  • corneal epithelial cell CL0000575
    CSI 2.45
    rCSI 7.01%
    PRS 28.13
  • tissue-resident macrophage CL0000864
    CSI 2.42
    rCSI 11.33%
    PRS 32.61
  • M cell of gut CL0000682
    CSI 2.34
    rCSI 2.49%
    PRS 28
  • activated CD4-positive, alpha-beta T cell CL0000896
    CSI 2.24
    rCSI 2.07%
    PRS 28.91
  • podocyte CL0000653
    CSI 2.2
    rCSI 9.77%
    PRS 15.72
  • erythroblast CL0000765
    CSI 2.2
    rCSI 5.83%
    PRS 25.98
  • enteroendocrine cell CL0000164
    CSI 2.19
    rCSI 2.99%
    PRS 17.74
  • type EC enteroendocrine cell CL0000577
    CSI 2.19
    rCSI 7.76%
    PRS 26.09
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 2.18
    rCSI 23.11%
    PRS 21.51
  • megakaryocyte progenitor cell CL0000553
    CSI 2.16
    rCSI 39.57%
    PRS 45.96
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 2.09
    rCSI 1.67%
    PRS 28.74
  • prostate gland microvascular endothelial cell CL2000059
    CSI 2.06
    rCSI 49.33%
    PRS 50.36
  • nasal mucosa goblet cell CL0002480
    CSI 2.06
    rCSI 2.39%
    PRS 23.57
  • effector memory CD8-positive, alpha-beta T cell, terminally differentiated CL0001062
    CSI 2.01
    rCSI 10.1%
    PRS 21.04
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 1.99
    rCSI 1.51%
    PRS 21.06
  • parietal epithelial cell CL1000452
    CSI -4.1
    rCSI -11.0%
    PRS 13.2%
  • class switched memory B cell CL0000972
    CSI -3.9
    rCSI -2.9%
    PRS 27.0%
  • CD4-positive, CD25-positive, alpha-beta regulatory T cell CL0000792
    CSI -3.8
    rCSI -3.7%
    PRS 25.1%
  • late pro-B cell CL0002048
    CSI -3.7
    rCSI -9.3%
    PRS 44.7%
  • retinal bipolar neuron CL0000748
    CSI -2.3
    rCSI -4.3%
    PRS 11.5%
  • bronchus fibroblast of lung CL2000093
    CSI -2.2
    rCSI -1.8%
    PRS 16.9%
  • pvalb GABAergic cortical interneuron CL4023018
    CSI -1.9
    rCSI -2.3%
    PRS 8.8%
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI -1.3
    rCSI -1.2%
    PRS 24.2%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI -1.1
    rCSI -3.2%
    PRS 23.5%
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI -1.1
    rCSI -0.7%
    PRS 19.3%
  • lung neuroendocrine cell CL1000223
    CSI -0.9
    rCSI -1.3%
    PRS 18.4%
  • H2 horizontal cell CL0004218
    CSI -0.8
    rCSI -3.9%
    PRS 17.0%
  • squamous epithelial cell CL0000076
    CSI -0.6
    rCSI -1.4%
    PRS 19.9%
  • activated CD8-positive, alpha-beta T cell, human CL0001049
    CSI -0.5
    rCSI -0.9%
    PRS 31.9%
  • alpha-beta T cell CL0000789
    CSI -0.5
    rCSI -0.6%
    PRS 21.4%
  • stratified epithelial cell CL0000079
    CSI -0.5
    rCSI -2.9%
    PRS 55.3%
  • centrilobular region hepatocyte CL0019029
    CSI -0.4
    rCSI -1.1%
    PRS 25.0%
  • mature astrocyte CL0002627
    CSI -0.4
    rCSI -1.7%
    PRS 19.6%
  • lung secretory cell CL1000272
    CSI -0.4
    rCSI -1.0%
    PRS 14.8%
  • double negative thymocyte CL0002489
    CSI -0.4
    rCSI -0.3%
    PRS 18.9%
  • fibroblast of cardiac tissue CL0002548
    CSI -0.4
    rCSI -1.7%
    PRS 11.5%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI -0.3
    rCSI -0.7%
    PRS 9.4%
  • astrocyte of the cerebral cortex CL0002605
    CSI -0.2
    rCSI -0.5%
    PRS 9.9%
  • macroglial cell CL0000126
    CSI -0.2
    rCSI -0.4%
    PRS 21.5%
  • deuterosomal cell CL4033044
    CSI -0.1
    rCSI -0.5%
    PRS 26.2%
  • B-1 B cell CL0000819
    CSI 0.0
    rCSI -0.9%
    PRS 64.7%
  • B-2 B cell CL0000822
    CSI 0.0
    rCSI 0.5%
    PRS 69.0%
  • GABAergic amacrine cell CL4030027
    CSI 0.1
    rCSI 0.2%
    PRS 13.8%
  • diffuse bipolar 3a cell CL4033029
    CSI 0.1
    rCSI 0.4%
    PRS 15.9%
  • cone retinal bipolar cell CL0000752
    CSI 0.1
    rCSI 0.9%
    PRS 51.7%
  • cytotoxic T cell CL0000910
    CSI 0.1
    rCSI 0.4%
    PRS 23.4%
  • blood vessel smooth muscle cell CL0019018
    CSI 0.1
    rCSI 0.7%
    PRS 16.4%
  • flat midget bipolar cell CL4033033
    CSI 0.1
    rCSI 0.6%
    PRS 15.7%
  • mucus secreting cell CL0000319
    CSI 0.1
    rCSI 0.1%
    PRS 20.7%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 0.1
    rCSI 0.1%
    PRS 10.3%
  • tracheal goblet cell CL1000329
    CSI 0.1
    rCSI 0.2%
    PRS 31.8%
  • bronchial goblet cell CL1000312
    CSI 0.1
    rCSI 0.4%
    PRS 34.3%
  • fibroblast of breast CL4006000
    CSI 0.1
    rCSI 0.4%
    PRS 39.8%
  • retinal cone cell CL0000573
    CSI 0.1
    rCSI 0.2%
    PRS 12.3%
  • innate lymphoid cell CL0001065
    CSI 0.1
    rCSI 0.2%
    PRS 24.1%
  • regular ventricular cardiac myocyte CL0002131
    CSI 0.1
    rCSI 0.7%
    PRS 12.5%
  • cord blood hematopoietic stem cell CL2000095
    CSI 0.1
    rCSI 2.3%
    PRS 76.9%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 0.1
    rCSI 0.2%
    PRS 9.4%
  • paneth cell of colon CL0009009
    CSI 0.1
    rCSI 1.3%
    PRS 43.3%
  • basophil CL0000767
    CSI 0.1
    rCSI 0.3%
    PRS 32.2%
  • hematopoietic multipotent progenitor cell CL0000837
    CSI 0.1
    rCSI 0.3%
    PRS 25.4%
  • medium spiny neuron CL1001474
    CSI 0.1
    rCSI 1.2%
    PRS 6.5%
  • tracheobronchial smooth muscle cell CL0019019
    CSI 0.2
    rCSI 0.3%
    PRS 21.1%
  • pre-conventional dendritic cell CL0002010
    CSI 0.2
    rCSI 2.0%
    PRS 49.2%
  • follicular dendritic cell CL0000442
    CSI 0.2
    rCSI 2.4%
    PRS 65.6%
  • metallothionein-positive alveolar macrophage CL4033042
    CSI 0.2
    rCSI 1.7%
    PRS 56.7%
  • diffuse bipolar 2 cell CL4033028
    CSI 0.2
    rCSI 1.2%
    PRS 16.4%
  • group 2 innate lymphoid cell CL0001069
    CSI 0.2
    rCSI 0.8%
    PRS 51.5%
  • type L enteroendocrine cell CL0002279
    CSI 0.2
    rCSI 0.3%
    PRS 31.3%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 0.2
    rCSI 0.4%
    PRS 12.1%
  • Bergmann glial cell CL0000644
    CSI 0.2
    rCSI 0.2%
    PRS 16.0%
  • chondrocyte CL0000138
    CSI 0.2
    rCSI 0.3%
    PRS 13.6%
  • collagen secreting cell CL0000667
    CSI 0.2
    rCSI 1.0%
    PRS 50.8%
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 0.2
    rCSI 0.3%
    PRS 14.9%
  • renal intercalated cell CL0005010
    CSI 0.2
    rCSI 1.7%
    PRS 80.4%
  • enteroendocrine cell of colon CL0009042
    CSI 0.2
    rCSI 0.9%
    PRS 41.1%
  • neuroplacodal cell CL0000032
    CSI 0.2
    rCSI 1.9%
    PRS 43.0%
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 0.2
    rCSI 0.8%
    PRS 26.2%
  • IgG plasma cell CL0000985
    CSI 0.2
    rCSI 0.2%
    PRS 27.7%
  • duct epithelial cell CL0000068
    CSI 0.2
    rCSI 0.3%
    PRS 16.9%
  • basal cell of epithelium of trachea CL1000348
    CSI 0.2
    rCSI 1.5%
    PRS 46.5%
  • skeletal muscle satellite stem cell CL0008011
    CSI 0.2
    rCSI 1.0%
    PRS 43.0%
  • diffuse bipolar 1 cell CL4033027
    CSI 0.2
    rCSI 1.7%
    PRS 14.9%
  • CD8-positive, alpha-beta cytotoxic T cell CL0000794
    CSI 0.2
    rCSI 0.3%
    PRS 27.9%
  • mature B cell CL0000785
    CSI 0.3
    rCSI 0.2%
    PRS 19.9%
  • ON parasol ganglion cell CL4033052
    CSI 0.3
    rCSI 3.8%
    PRS 11.5%
  • T-helper 1 cell CL0000545
    CSI 0.3
    rCSI 0.5%
    PRS 40.8%
  • amacrine cell CL0000561
    CSI 0.3
    rCSI 0.8%
    PRS 12.3%
  • Schwann cell CL0002573
    CSI 0.3
    rCSI 0.8%
    PRS 18.7%
  • myeloid dendritic cell, human CL0001057
    CSI 0.3
    rCSI 1.7%
    PRS 49.0%
  • basophil mast progenitor cell CL0002028
    CSI 0.3
    rCSI 1.6%
    PRS 55.5%
  • eosinophil CL0000771
    CSI 0.3
    rCSI 2.0%
    PRS 40.7%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 0.3
    rCSI 0.9%
    PRS 24.8%
  • periportal region hepatocyte CL0019026
    CSI 0.3
    rCSI 1.2%
    PRS 22.0%
  • eye photoreceptor cell CL0000287
    CSI 0.3
    rCSI 3.5%
    PRS 39.1%
  • vasa recta ascending limb cell CL1001131
    CSI 0.3
    rCSI 1.4%
    PRS 52.4%
  • cardiac blood vessel endothelial cell CL0010006
    CSI 0.3
    rCSI 2.2%
    PRS 17.8%
  • mature alpha-beta T cell CL0000791
    CSI 0.3
    rCSI 1.2%
    PRS 27.4%
  • placental villous trophoblast CL2000060
    CSI 0.3
    rCSI 0.5%
    PRS 15.0%
  • immature B cell CL0000816
    CSI 0.3
    rCSI 0.2%
    PRS 23.7%
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 0.3
    rCSI 0.2%
    PRS 22.1%
  • glycinergic amacrine cell CL4030028
    CSI 0.3
    rCSI 0.9%
    PRS 15.7%
  • invaginating midget bipolar cell CL4033034
    CSI 0.3
    rCSI 2.0%
    PRS 16.6%
  • T-helper 17 cell CL0000899
    CSI 0.3
    rCSI 0.3%
    PRS 28.4%
  • tuft cell of colon CL0009041
    CSI 0.4
    rCSI 0.8%
    PRS 32.7%
  • luminal cell of prostate epithelium CL0002340
    CSI 0.4
    rCSI 1.9%
    PRS 28.6%
  • mesodermal cell CL0000222
    CSI 0.4
    rCSI 0.4%
    PRS 15.8%
  • endothelial cell of venule CL1000414
    CSI 0.4
    rCSI 3.3%
    PRS 56.3%
  • central nervous system neuron CL2000029
    CSI 0.4
    rCSI 2.8%
    PRS 8.8%
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 0.4
    rCSI 0.7%
    PRS 9.4%
  • GABAergic neuron CL0000617
    CSI 0.4
    rCSI 1.3%
    PRS 11.0%
  • adventitial cell CL0002503
    CSI 0.4
    rCSI 0.9%
    PRS 24.6%
  • small pre-B-II cell CL0000954
    CSI 0.4
    rCSI 0.4%
    PRS 32.7%
  • endothelial cell of arteriole CL1000412
    CSI 0.4
    rCSI 2.2%
    PRS 44.3%
  • ependymal cell CL0000065
    CSI 0.4
    rCSI 0.8%
    PRS 7.5%

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 [CAPZA2](/details-gene/830), or Capping Actin Protein of Muscle Z-Line Subunit Alpha 2, encodes a subunit of the F-actin capping protein complex, a heterodimer that binds to the barbed end of actin filaments to block filament growth. This function is critical for regulating actin cytoskeleton dynamics, which underpins cellular processes such as motility, morphogenesis, and signal transduction. While originally associated with muscle Z-lines, expression data indicates a broad and significant role for [CAPZA2](/details-gene/830) across various non-muscle cell types. **Overall**, it shows particularly high significance in the myeloid lineage, especially in [CD14-low, CD16-positive monocyte](/details-cell/CL0002396), as well as in hematopoietic progenitors like [megakaryocyte-erythroid progenitor cell](/details-cell/CL0000050) and various endothelial and epithelial cells. Its functional annotations link it to the [Innate immune system](/details-reactome/R-HSA-168249) and [Hemostasis](/details-reactome/R-HSA-109582), suggesting a key role in cellular functions requiring dynamic cytoskeletal remodeling. A clinical association has been noted with OMIM entry [601571](https://omim.org/entry/601571). ## Cellular Roles and Expression Landscape The expression profile of [CAPZA2](/details-gene/830) highlights its importance in cells requiring high degrees of cytoskeletal plasticity and structural integrity. **Overall**, its significance is most pronounced in the myeloid compartment of the immune system. It is a top marker for [CD14-low, CD16-positive monocyte](/details-cell/CL0002396) (CSI: 83.16), a subset known for patrolling blood vessels and potent inflammatory responses. High significance is also observed in tissue-resident macrophages like the placental [Hofbauer cell](/details-cell/CL3000001) and in [elicited macrophage](/details-cell/CL0000861), consistent with a role in phagocytosis and cell migration. Beyond the mature myeloid lineage, [CAPZA2](/details-gene/830) is highly significant in progenitor populations, including [megakaryocyte-erythroid progenitor cell](/details-cell/CL0000050) and [hematopoietic stem cell](/details-cell/CL0000037). This suggests a foundational role in the cytoskeletal rearrangements necessary for hematopoietic differentiation and, specifically, for processes like platelet formation from megakaryocytes. The gene also plays a key role in various structural and barrier cells, evidenced by its high CSI in [pulmonary artery endothelial cell](/details-cell/CL1001568), [intestinal epithelial cell](/details-cell/CL0002563), and [pancreatic ductal cell](/details-cell/CL0002079). This pattern suggests its function in maintaining cell-cell junctions, cell shape, and barrier integrity is critical across diverse tissues. Conversely, the low significance of [CAPZA2](/details-gene/830) in multiple lymphocyte subsets, such as [class switched memory B cell](/details-cell/CL0000972), [CD4-positive, CD25-positive, alpha-beta regulatory T cell](/details-cell/CL0000792), and various effector T cells, indicates a specialized role that is more prominent in the innate immune system and hematopoietic precursors than in the adaptive immune system. Its low expression in neuronal cell types like the [retinal bipolar neuron](/details-cell/CL0000748) further refines its role as being primarily outside of the central nervous system. ## Pathways and Molecular Function The molecular function of [CAPZA2](/details-gene/830) is centered on its role as a core component of the cytoskeleton machinery. Gene Ontology annotations confirm its involvement in [Actin cytoskeleton organization](/details-go/GO:0030036) and its specific function in [Barbed-end actin filament capping](/details-go/GO:0051016) as part of the [F-actin capping protein complex](/details-go/GO:0008290). These activities are fundamental to controlling the length and stability of actin filaments. Reactome pathway analysis further contextualizes these functions within broader biological systems. The gene's involvement in the [Innate immune system](/details-reactome/R-HSA-168249) and [MHC class ii antigen presentation](/details-reactome/R-HSA-2132295) aligns with its high expression in monocytes and macrophages, which rely on actin dynamics for phagocytosis, antigen processing, and presentation. Furthermore, its strong connection to pathways of [Hemostasis](/details-reactome/R-HSA-109582) and [Factors involved in megakaryocyte development and platelet production](/details-reactome/R-HSA-983231) is consistent with its high significance in [megakaryocyte-erythroid progenitor cell](/details-cell/CL0000050), where extensive cytoskeletal reorganization is required for platelet shedding. The annotation in numerous membrane trafficking pathways, such as [Vesicle-mediated transport](/details-reactome/R-HSA-5653656), highlights the dependency of intracellular transport on a well-regulated actin network, a process where [CAPZA2](/details-gene/830) likely plays a key regulatory role. ## Research Directions The specific expression pattern and fundamental function of [CAPZA2](/details-gene/830) suggest several avenues for future investigation. Its distinct roles in innate immunity and hematopoiesis, contrasted with its lower significance in the adaptive immune system, make it an interesting subject for understanding cell-type-specific regulation of the cytoskeleton. ### Proposed Hypotheses: 1. **Hypothesis 1:** The high significance of [CAPZA2](/details-gene/830) in [CD14-low, CD16-positive monocyte](/details-cell/CL0002396) is critical for their unique "patrolling" behavior and enhanced trans-endothelial migration capacity. Its regulation may be a key determinant distinguishing their migratory mechanisms from those of classical monocytes or lymphocytes. 2. **Hypothesis 2:** [CAPZA2](/details-gene/830) is an essential regulator of proplatelet formation during megakaryopoiesis. Its precise control over actin filament length is necessary for the complex cytoskeletal extensions and fragmentations that lead to the release of functional platelets into circulation. ### Experimental Approach: To test the role of [CAPZA2](/details-gene/830) in platelet formation (Hypothesis 2), one could utilize an *in vitro* differentiation model. Primary human CD34+ hematopoietic stem and progenitor cells could be cultured with thrombopoietin to induce differentiation into mature megakaryocytes. [CAPZA2](/details-gene/830) expression would be knocked down using lentiviral-delivered shRNA or CRISPR-Cas9 gene editing. The resulting effects on megakaryocyte maturation and function would be assessed by quantifying proplatelet-forming cells via immunofluorescence microscopy (staining for tubulin and actin) and measuring the number and size of released platelet-like particles using flow cytometry. This experiment would directly test the necessity of [CAPZA2](/details-gene/830) for the final stages of thrombopoiesis. ### Therapeutic Potential: As a core intracellular component of the actin cytoskeleton with broad expression in hematopoietic, endothelial, and epithelial cells, [CAPZA2](/details-gene/830) is likely a poor candidate for systemic therapeutic targeting. Direct inhibition would be expected to cause significant on-target toxicity in numerous healthy tissues. However, in specific contexts such as cancers where aberrant cell migration is a key feature, understanding the regulatory pathways that control [CAPZA2](/details-gene/830) function could potentially reveal more specific upstream targets. Therefore, while direct inhibition of [CAPZA2](/details-gene/830) itself appears unviable, its functional network may harbor more suitable targets for therapeutic intervention.

Genular Protein ID: 53438944

Symbol: CAZA2_HUMAN

Name: F-actin-capping protein subunit alpha-2

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 7665558

Title: Sequence analysis and chromosomal localization of human Cap Z. Conserved residues within the actin-binding domain may link Cap Z to gelsolin/severin and profilin protein families.

PubMed ID: 7665558

DOI: 10.1074/jbc.270.37.21472

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 12853948

Title: The DNA sequence of human chromosome 7.

PubMed ID: 12853948

DOI: 10.1038/nature01782

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: 9331217

Title: Vertebrates have conserved capping protein alpha isoforms with specific expression patterns.

PubMed ID: 9331217

DOI: 10.1002/(sici)1097-0169(1997)38:2<120::aid-cm2>3.0.co;2-b

PubMed ID: 12665801

Title: Exploring proteomes and analyzing protein processing by mass spectrometric identification of sorted N-terminal peptides.

PubMed ID: 12665801

DOI: 10.1038/nbt810

PubMed ID: 15850461

Title: The phosphorylation of CapZ-interacting protein (CapZIP) by stress-activated protein kinases triggers its dissociation from CapZ.

PubMed ID: 15850461

DOI: 10.1042/bj20050387

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: 19922875

Title: The Arp2/3 activator WASH controls the fission of endosomes through a large multiprotein complex.

PubMed ID: 19922875

DOI: 10.1016/j.devcel.2009.09.010

PubMed ID: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

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: 25944712

Title: N-terminome analysis of the human mitochondrial proteome.

PubMed ID: 25944712

DOI: 10.1002/pmic.201400617

PubMed ID: 30361697

Title: Deregulation of CRAD-controlled cytoskeleton initiates mucinous colorectal cancer via beta-catenin.

PubMed ID: 30361697

DOI: 10.1038/s41556-018-0215-z

Sequence Information:

  • Length: 286
  • Mass: 32949
  • Checksum: B5E1B617A38E758B
  • Sequence:
  • MADLEEQLSD EEKVRIAAKF IIHAPPGEFN EVFNDVRLLL NNDNLLREGA AHAFAQYNLD 
    QFTPVKIEGY EDQVLITEHG DLGNGKFLDP KNRICFKFDH LRKEATDPRP CEVENAVESW 
    RTSVETALRA YVKEHYPNGV CTVYGKKIDG QQTIIACIES HQFQAKNFWN GRWRSEWKFT 
    ITPSTTQVVG ILKIQVHYYE DGNVQLVSHK DIQDSLTVSN EVQTAKEFIK IVEAAENEYQ 
    TAISENYQTM SDTTFKALRR QLPVTRTKID WNKILSYKIG KEMQNA