Details for: COX4I1

Gene ID: 1327

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: COX4I1

Ensembl ID: ENSG00000131143

Description: cytochrome c oxidase subunit 4I1

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Associated with

Significant Cells

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

  • hematopoietic stem cell CL0000037
    CSI 137.65
    rCSI 91.49%
    PRS 3.05
  • plasmacytoid dendritic cell, human CL0001058
    CSI 123.94
    rCSI 86.54%
    PRS 2.7
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 122.18
    rCSI 82.32%
    PRS 3.12
  • naive thymus-derived CD8-positive, alpha-beta T cell CL0000900
    CSI 119.54
    rCSI 83.96%
    PRS 7.84
  • granulocyte monocyte progenitor cell CL0000557
    CSI 113.59
    rCSI 98.36%
    PRS 2.87
  • intestine goblet cell CL0019031
    CSI 113.37
    rCSI 100%
    PRS 2.57
  • keratinocyte CL0000312
    CSI 113.14
    rCSI 94.84%
    PRS 3.09
  • common myeloid progenitor CL0000049
    CSI 112.28
    rCSI 90.78%
    PRS 2.52
  • CD16-negative, CD56-bright natural killer cell, human CL0000938
    CSI 109.61
    rCSI 82.19%
    PRS 7.8
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 107.29
    rCSI 96.89%
    PRS 2.26
  • plasmablast CL0000980
    CSI 107.16
    rCSI 84.3%
    PRS 3.05
  • double negative thymocyte CL0002489
    CSI 105.46
    rCSI 73.31%
    PRS 3.02
  • mature B cell CL0000785
    CSI 103.6
    rCSI 90.06%
    PRS 3.16
  • early lymphoid progenitor CL0000936
    CSI 101.17
    rCSI 88.85%
    PRS 2.87
  • epithelial cell of lung CL0000082
    CSI 100.23
    rCSI 83.1%
    PRS 2.41
  • M cell of gut CL0000682
    CSI 99.96
    rCSI 100%
    PRS 4.66
  • group 3 innate lymphoid cell CL0001071
    CSI 97.34
    rCSI 73.14%
    PRS 2.64
  • ciliated epithelial cell CL0000067
    CSI 96.79
    rCSI 85.11%
    PRS 1.86
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 96.45
    rCSI 56.96%
    PRS 3.59
  • CD16-positive, CD56-dim natural killer cell, human CL0000939
    CSI 95.71
    rCSI 63.78%
    PRS 7.29
  • pro-B cell CL0000826
    CSI 93.54
    rCSI 77.46%
    PRS 2.57
  • colon epithelial cell CL0011108
    CSI 92.71
    rCSI 97.12%
    PRS 2.4
  • intestinal epithelial cell CL0002563
    CSI 91.91
    rCSI 96.06%
    PRS 2.76
  • CD4-positive helper T cell CL0000492
    CSI 91.04
    rCSI 68.87%
    PRS 3.6
  • stem cell CL0000034
    CSI 90.61
    rCSI 87.37%
    PRS 0.94
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 89.67
    rCSI 91.39%
    PRS 3.73
  • naive B cell CL0000788
    CSI 88.95
    rCSI 76.29%
    PRS 8.19
  • memory B cell CL0000787
    CSI 87.78
    rCSI 86.69%
    PRS 11.4
  • mature T cell CL0002419
    CSI 87.67
    rCSI 68.19%
    PRS 3.72
  • fallopian tube secretory epithelial cell CL4030006
    CSI 87.4
    rCSI 84.13%
    PRS 2.68
  • mucosal invariant T cell CL0000940
    CSI 86.31
    rCSI 69.74%
    PRS 6.7
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 86.1
    rCSI 68.97%
    PRS 4.82
  • CD4-positive, alpha-beta memory T cell CL0000897
    CSI 85.17
    rCSI 61.14%
    PRS 3.52
  • T-helper 17 cell CL0000899
    CSI 84.77
    rCSI 67.31%
    PRS 4.57
  • secretory cell CL0000151
    CSI 84.38
    rCSI 88.04%
    PRS 2.63
  • transit amplifying cell of colon CL0009011
    CSI 84.31
    rCSI 99.02%
    PRS 3.14
  • activated CD4-positive, alpha-beta T cell CL0000896
    CSI 84.23
    rCSI 77.86%
    PRS 4.74
  • epithelial cell of lower respiratory tract CL0002632
    CSI 84.2
    rCSI 65.28%
    PRS 2.43
  • elicited macrophage CL0000861
    CSI 83.96
    rCSI 77.09%
    PRS 2.91
  • class switched memory B cell CL0000972
    CSI 83.7
    rCSI 62.48%
    PRS 4.35
  • neural crest cell CL0011012
    CSI 83.1
    rCSI 65.68%
    PRS 1.78
  • bronchus fibroblast of lung CL2000093
    CSI 82.95
    rCSI 67.4%
    PRS 2.7
  • multi-ciliated epithelial cell CL0005012
    CSI 82.76
    rCSI 82.59%
    PRS 2.17
  • immature B cell CL0000816
    CSI 80.01
    rCSI 59.45%
    PRS 3.83
  • precursor B cell CL0000817
    CSI 79.26
    rCSI 69.43%
    PRS 3.46
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 78.31
    rCSI 60.33%
    PRS 2.31
  • fraction A pre-pro B cell CL0002045
    CSI 74.86
    rCSI 85.69%
    PRS 5.35
  • goblet cell CL0000160
    CSI 74.15
    rCSI 70.07%
    PRS 2.68
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 73.9
    rCSI 89.26%
    PRS 2.97
  • respiratory suprabasal cell CL4033048
    CSI 73.43
    rCSI 94.18%
    PRS 2.97
  • T follicular helper cell CL0002038
    CSI 72.47
    rCSI 54.23%
    PRS 4.21
  • common dendritic progenitor CL0001029
    CSI 70.42
    rCSI 88.38%
    PRS 3.25
  • nasal mucosa goblet cell CL0002480
    CSI 67.34
    rCSI 78.1%
    PRS 3.84
  • hematopoietic precursor cell CL0008001
    CSI 66.36
    rCSI 68.27%
    PRS 4.17
  • CD14-positive monocyte CL0001054
    CSI 65.13
    rCSI 81.12%
    PRS 3.8
  • respiratory basal cell CL0002633
    CSI 64.78
    rCSI 67.1%
    PRS 3.01
  • enteroendocrine cell CL0000164
    CSI 64.68
    rCSI 88.37%
    PRS 2.84
  • naive thymus-derived CD4-positive, alpha-beta T cell CL0000895
    CSI 64.6
    rCSI 81.18%
    PRS 14.17
  • small pre-B-II cell CL0000954
    CSI 64.56
    rCSI 62.09%
    PRS 5.62
  • pancreatic D cell CL0000173
    CSI 64.53
    rCSI 63.47%
    PRS 2.84
  • activated type II NK T cell CL0000931
    CSI 64.42
    rCSI 72.51%
    PRS 4.35
  • CD4-positive, CD25-positive, alpha-beta regulatory T cell CL0000792
    CSI 64.23
    rCSI 63.08%
    PRS 4.13
  • OFF-bipolar cell CL0000750
    CSI 64.2
    rCSI 87.78%
    PRS 4.74
  • skin fibroblast CL0002620
    CSI 64.06
    rCSI 55.22%
    PRS 4.3
  • conventional dendritic cell CL0000990
    CSI 63.79
    rCSI 53.25%
    PRS 8.55
  • pulmonary ionocyte CL0017000
    CSI 63.73
    rCSI 77.58%
    PRS 3.25
  • peripheral nervous system neuron CL2000032
    CSI 63.57
    rCSI 86.62%
    PRS 2.34
  • promyelocyte CL0000836
    CSI 63.27
    rCSI 91.26%
    PRS 3.56
  • ON-bipolar cell CL0000749
    CSI 63.17
    rCSI 93.88%
    PRS 3.42
  • mucous neck cell CL0000651
    CSI 63
    rCSI 90.8%
    PRS 4.18
  • common lymphoid progenitor CL0000051
    CSI 62.29
    rCSI 83.24%
    PRS 4.91
  • transit amplifying cell CL0009010
    CSI 61.93
    rCSI 94.72%
    PRS 4.21
  • granulocyte CL0000094
    CSI 61.38
    rCSI 93.78%
    PRS 3.21
  • extravillous trophoblast CL0008036
    CSI 60.93
    rCSI 75.38%
    PRS 2.27
  • mesodermal cell CL0000222
    CSI 60.91
    rCSI 73.12%
    PRS 2.57
  • colonocyte CL1000347
    CSI 60.67
    rCSI 86.97%
    PRS 3.61
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 60.08
    rCSI 45.7%
    PRS 3.43
  • enteric smooth muscle cell CL0002504
    CSI 59.17
    rCSI 84.44%
    PRS 2.94
  • epithelial cell CL0000066
    CSI 59.05
    rCSI 90.74%
    PRS 3.74
  • enterocyte CL0000584
    CSI 58.46
    rCSI 94.26%
    PRS 4.18
  • placental villous trophoblast CL2000060
    CSI 58.31
    rCSI 90.1%
    PRS 2.43
  • CD8-positive, alpha-beta memory T cell CL0000909
    CSI 57.95
    rCSI 60.52%
    PRS 8.35
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI 57.53
    rCSI 52.4%
    PRS 4.04
  • lung ciliated cell CL1000271
    CSI 57.17
    rCSI 66.1%
    PRS 1.86
  • melanocyte CL0000148
    CSI 57.09
    rCSI 42.28%
    PRS 2.44
  • naive T cell CL0000898
    CSI 54.81
    rCSI 38.15%
    PRS 3.75
  • dendritic cell, human CL0001056
    CSI 54.34
    rCSI 83.46%
    PRS 2.97
  • effector memory CD4-positive, alpha-beta T cell CL0000905
    CSI 54
    rCSI 73.56%
    PRS 6.49
  • myeloid leukocyte CL0000766
    CSI 53.88
    rCSI 49.71%
    PRS 2.6
  • dendritic cell CL0000451
    CSI 52.69
    rCSI 64.92%
    PRS 8.58
  • classical monocyte CL0000860
    CSI 52.56
    rCSI 77.92%
    PRS 30.67
  • non-classical monocyte CL0000875
    CSI 52.29
    rCSI 83.81%
    PRS 8.59
  • promonocyte CL0000559
    CSI 51.98
    rCSI 89.06%
    PRS 3.43
  • gamma-delta T cell CL0000798
    CSI 50.15
    rCSI 58.91%
    PRS 26.14
  • plasmacytoid dendritic cell CL0000784
    CSI 50.03
    rCSI 50.68%
    PRS 17.22
  • CD14-positive, CD16-positive monocyte CL0002397
    CSI 49.56
    rCSI 64.93%
    PRS 3.59
  • ionocyte CL0005006
    CSI 49.31
    rCSI 52.85%
    PRS 2.36
  • alternatively activated macrophage CL0000890
    CSI 49.02
    rCSI 61.62%
    PRS 3.95
  • duct epithelial cell CL0000068
    CSI 48.48
    rCSI 70.93%
    PRS 2.72
  • CD8-positive, CD28-negative, alpha-beta regulatory T cell CL0000920
    CSI 46.51
    rCSI 92.71%
    PRS 4.39
  • alpha-beta T cell CL0000789
    CSI -47.2
    rCSI -55.3%
    PRS 4.3%
  • pulmonary capillary endothelial cell CL4028001
    CSI -41.8
    rCSI -79.8%
    PRS 4.2%
  • pvalb GABAergic cortical interneuron CL4023018
    CSI -35.2
    rCSI -43.8%
    PRS 1.5%
  • vascular leptomeningeal cell CL4023051
    CSI -30.2
    rCSI -52.9%
    PRS 2.0%
  • sst GABAergic cortical interneuron CL4023017
    CSI -29.0
    rCSI -37.4%
    PRS 1.7%
  • VIP GABAergic cortical interneuron CL4023016
    CSI -25.6
    rCSI -30.6%
    PRS 1.6%
  • cerebral cortex neuron CL0010012
    CSI -25.2
    rCSI -100.0%
    PRS 3.4%
  • astrocyte of the cerebral cortex CL0002605
    CSI -22.8
    rCSI -51.1%
    PRS 1.7%
  • neural cell CL0002319
    CSI -22.2
    rCSI -83.8%
    PRS 5.9%
  • Schwann cell CL0002573
    CSI -17.5
    rCSI -49.7%
    PRS 3.6%
  • sncg GABAergic cortical interneuron CL4023015
    CSI -16.9
    rCSI -27.2%
    PRS 1.9%
  • mature astrocyte CL0002627
    CSI -15.9
    rCSI -67.4%
    PRS 6.5%
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI -14.4
    rCSI -37.4%
    PRS 3.2%
  • endothelial cell of periportal hepatic sinusoid CL0019021
    CSI -13.8
    rCSI -63.3%
    PRS 10.2%
  • renal interstitial pericyte CL1001318
    CSI -13.5
    rCSI -37.3%
    PRS 3.0%
  • hepatic stellate cell CL0000632
    CSI -13.2
    rCSI -49.3%
    PRS 2.3%
  • erythroid lineage cell CL0000764
    CSI -13.1
    rCSI -84.4%
    PRS 7.2%
  • cardiac endothelial cell CL0010008
    CSI -13.1
    rCSI -52.9%
    PRS 3.0%
  • kidney interstitial fibroblast CL1000692
    CSI -13.0
    rCSI -69.0%
    PRS 17.6%
  • cardiac neuron CL0010022
    CSI -12.5
    rCSI -39.9%
    PRS 1.8%
  • inhibitory interneuron CL0000498
    CSI -12.2
    rCSI -28.1%
    PRS 2.5%
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI -11.1
    rCSI -26.9%
    PRS 1.6%
  • L6b glutamatergic cortical neuron CL4023038
    CSI -10.8
    rCSI -33.8%
    PRS 1.7%
  • epicardial adipocyte CL1000309
    CSI -10.8
    rCSI -35.0%
    PRS 4.5%
  • primordial germ cell CL0000670
    CSI -9.6
    rCSI -48.1%
    PRS 20.7%
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI -8.6
    rCSI -32.6%
    PRS 1.7%
  • kidney proximal convoluted tubule epithelial cell CL1000838
    CSI -8.0
    rCSI -84.8%
    PRS 35.3%
  • platelet CL0000233
    CSI -7.3
    rCSI -30.3%
    PRS 8.1%
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI -7.0
    rCSI -11.7%
    PRS 1.6%
  • cord blood hematopoietic stem cell CL2000095
    CSI -6.8
    rCSI -100.0%
    PRS 22.4%
  • cell of skeletal muscle CL0000188
    CSI -6.3
    rCSI -68.5%
    PRS 18.5%
  • exhausted T cell CL0011025
    CSI -6.2
    rCSI -100.0%
    PRS 14.0%
  • H1 horizontal cell CL0004217
    CSI -6.2
    rCSI -24.5%
    PRS 6.9%
  • kidney granular cell CL0000648
    CSI -5.8
    rCSI -83.9%
    PRS 30.8%
  • GABAergic neuron CL0000617
    CSI -4.5
    rCSI -15.1%
    PRS 2.6%
  • central nervous system neuron CL2000029
    CSI -4.2
    rCSI -30.6%
    PRS 1.2%
  • kidney collecting duct principal cell CL1001431
    CSI -4.1
    rCSI -20.8%
    PRS 17.6%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI -4.1
    rCSI -24.3%
    PRS 1.8%
  • endothelial cell of vascular tree CL0002139
    CSI -4.1
    rCSI -22.4%
    PRS 6.9%
  • retinal bipolar neuron CL0000748
    CSI -3.5
    rCSI -6.6%
    PRS 2.1%
  • regular ventricular cardiac myocyte CL0002131
    CSI -3.5
    rCSI -21.6%
    PRS 2.2%
  • diffuse bipolar 3b cell CL4033030
    CSI -3.4
    rCSI -22.8%
    PRS 6.0%
  • squamous epithelial cell CL0000076
    CSI -3.4
    rCSI -8.0%
    PRS 3.5%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI -3.4
    rCSI -5.9%
    PRS 1.6%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI -3.2
    rCSI -9.2%
    PRS 3.7%
  • serous secreting cell CL0000313
    CSI -3.1
    rCSI -15.8%
    PRS 13.6%
  • adipocyte CL0000136
    CSI -2.7
    rCSI -3.5%
    PRS 3.4%
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI -2.3
    rCSI -8.4%
    PRS 1.4%
  • professional antigen presenting cell CL0000145
    CSI -2.1
    rCSI -7.1%
    PRS 12.0%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI -1.3
    rCSI -4.0%
    PRS 1.9%
  • ON parasol ganglion cell CL4033052
    CSI -1.3
    rCSI -18.0%
    PRS 2.1%
  • H2 horizontal cell CL0004218
    CSI -1.3
    rCSI -6.2%
    PRS 4.9%
  • microglial cell CL0000129
    CSI -1.2
    rCSI -4.9%
    PRS 12.8%
  • stratified epithelial cell CL0000079
    CSI -1.1
    rCSI -6.8%
    PRS 13.4%
  • diffuse bipolar 3a cell CL4033029
    CSI -0.6
    rCSI -4.1%
    PRS 5.7%
  • indirect pathway medium spiny neuron CL4023029
    CSI -0.5
    rCSI -12.6%
    PRS 1.8%
  • endothelial cell of arteriole CL1000412
    CSI -0.5
    rCSI -2.7%
    PRS 13.6%
  • lung resident memory CD4-positive, alpha-beta T cell CL4033038
    CSI -0.3
    rCSI -3.3%
    PRS 32.9%
  • GABAergic amacrine cell CL4030027
    CSI -0.3
    rCSI -0.9%
    PRS 3.6%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI -0.3
    rCSI -0.6%
    PRS 0.9%
  • immature innate lymphoid cell CL0001082
    CSI -0.2
    rCSI -5.5%
    PRS 45.3%
  • cardiac muscle cell CL0000746
    CSI 0.2
    rCSI 0.3%
    PRS 2.3%
  • periportal region hepatocyte CL0019026
    CSI 0.7
    rCSI 2.6%
    PRS 4.5%
  • kidney resident macrophage CL1000698
    CSI 0.7
    rCSI 14.7%
    PRS 58.5%
  • enteroglial cell CL4040002
    CSI 0.8
    rCSI 4.1%
    PRS 6.8%
  • retinal ganglion cell CL0000740
    CSI 0.9
    rCSI 1.9%
    PRS 1.9%
  • group 3 innate lymphoid cell, human CL0001078
    CSI 1.2
    rCSI 25.4%
    PRS 47.5%
  • Purkinje cell CL0000121
    CSI 1.3
    rCSI 16.3%
    PRS 24.1%
  • ON midget ganglion cell CL4033046
    CSI 1.3
    rCSI 26.8%
    PRS 3.1%
  • OFF midget ganglion cell CL4033047
    CSI 1.5
    rCSI 29.5%
    PRS 3.3%
  • hepatic pit cell CL2000054
    CSI 1.7
    rCSI 23.2%
    PRS 30.4%
  • erythrocyte CL0000232
    CSI 2.0
    rCSI 4.5%
    PRS 3.7%
  • kidney interstitial cell CL1000500
    CSI 2.0
    rCSI 32.8%
    PRS 29.6%
  • forebrain neuroblast CL1000042
    CSI 2.1
    rCSI 22.6%
    PRS 36.4%
  • kidney connecting tubule principal cell CL4030018
    CSI 2.1
    rCSI 15.2%
    PRS 35.5%
  • mesenchymal stem cell of adipose tissue CL0002570
    CSI 2.1
    rCSI 11.8%
    PRS 10.0%
  • cerebral cortex endothelial cell CL1001602
    CSI 2.2
    rCSI 3.8%
    PRS 2.0%
  • epithelial cell of proximal tubule segment 3 CL4030011
    CSI 2.3
    rCSI 17.9%
    PRS 32.9%
  • NKp44-negative group 3 innate lymphoid cell, human CL0001080
    CSI 2.3
    rCSI 70.8%
    PRS 34.9%
  • parietal epithelial cell CL1000452
    CSI 2.3
    rCSI 6.3%
    PRS 2.7%
  • odontoblast CL0000060
    CSI 2.4
    rCSI 53.3%
    PRS 15.4%
  • differentiation-committed oligodendrocyte precursor CL4023059
    CSI 2.4
    rCSI 4.3%
    PRS 2.8%
  • macula densa epithelial cell CL1000850
    CSI 2.4
    rCSI 34.5%
    PRS 35.4%
  • slow muscle cell CL0000189
    CSI 2.5
    rCSI 33.3%
    PRS 31.6%
  • eye photoreceptor cell CL0000287
    CSI 2.7
    rCSI 30.1%
    PRS 10.2%
  • glutamatergic neuron CL0000679
    CSI 2.8
    rCSI 5.8%
    PRS 3.1%
  • cone retinal bipolar cell CL0000752
    CSI 2.9
    rCSI 37.5%
    PRS 17.6%
  • serous secreting cell of bronchus submucosal gland CL4033005
    CSI 3.0
    rCSI 17.2%
    PRS 15.6%
  • mesenchymal lymphangioblast CL0005021
    CSI 3.1
    rCSI 81.4%
    PRS 14.9%
  • osteoblast CL0000062
    CSI 3.2
    rCSI 78.5%
    PRS 25.4%
  • pluripotent stem cell CL0002248
    CSI 3.2
    rCSI 94.7%
    PRS 6.5%
  • skeletal muscle satellite stem cell CL0008011
    CSI 3.3
    rCSI 14.6%
    PRS 10.7%
  • Bergmann glial cell CL0000644
    CSI 3.4
    rCSI 4.7%
    PRS 2.9%
  • pulmonary alveolar type 1 cell CL0002062
    CSI 3.4
    rCSI 19.8%
    PRS 4.0%
  • rod bipolar cell CL0000751
    CSI 3.5
    rCSI 6.3%
    PRS 2.2%
  • prostate gland microvascular endothelial cell CL2000059
    CSI 3.5
    rCSI 84.1%
    PRS 9.9%
  • mesenchymal stem cell CL0000134
    CSI 3.6
    rCSI 39.3%
    PRS 4.8%
  • B-1 B cell CL0000819
    CSI 3.6
    rCSI 92.6%
    PRS 16.0%
  • epithelial cell of urethra CL1000296
    CSI 3.7
    rCSI 92.9%
    PRS 9.1%
  • acinar cell of salivary gland CL0002623
    CSI 3.7
    rCSI 86.2%
    PRS 2.5%

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 [COX4I1](/details-gene/1327) (Cytochrome C Oxidase Subunit 4I1) is a nuclear-encoded protein that functions as a critical structural component of Complex IV (cytochrome c oxidase) of the mitochondrial respiratory chain. This complex is the terminal enzyme of the electron transport chain, responsible for transferring electrons from cytochrome c to oxygen, a process coupled with the pumping of protons across the mitochondrial inner membrane to generate ATP. Reflecting its central role in cellular energy production, [COX4I1](/details-gene/1327) shows significant expression in metabolically active cells. Its highest significance is observed in hematopoietic progenitors, including [hematopoietic stem cell](/details-cell/CL0000037) and [granulocyte monocyte progenitor cell](/details-cell/CL0000557), as well as various differentiated immune cells like [plasmacytoid dendritic cell, human](/details-cell/CL0001058) and [central memory CD8-positive, alpha-beta T cell](/details-cell/CL0000907). Mutations in [COX4I1](/details-gene/1327) are associated with severe mitochondrial disorders, such as phenotypes resembling Leigh syndrome and Fanconi anemia, underscoring its essential function in human health ([OMIM](/omim/123864)) [Link](https://doi.org/10.1002/ajmg.a.61288) [Link](https://doi.org/10.1038/ejhg.2017.112). ## Cellular Roles and Expression Landscape The expression profile of [COX4I1](/details-gene/1327) highlights its fundamental importance in cells with high energetic or biosynthetic demands. **Overall**, the gene exhibits its highest significance in the hematopoietic system, from the most primitive [hematopoietic stem cell](/details-cell/CL0000037) (CSI: 137.65) to various progenitor cells like [common myeloid progenitor](/details-cell/CL0000049) and [megakaryocyte-erythroid progenitor cell](/details-cell/CL0000050). This suggests a foundational role for [COX4I1](/details-gene/1327)-mediated respiration in supporting the self-renewal and differentiation of the entire blood and immune system. High significance is also observed across multiple mature immune lineages, including both innate ([plasmacytoid dendritic cell, human](/details-cell/CL0001058)) and adaptive ([central memory CD8-positive, alpha-beta T cell](/details-cell/CL0000907), [mature B cell](/details-cell/CL0000785)) compartments. This pattern indicates that robust oxidative phosphorylation is essential for immune cell maintenance, activation, and memory formation. Beyond the immune system, [COX4I1](/details-gene/1327) is also a key feature of high-turnover tissues, as evidenced by its high CSI scores in [intestine goblet cell](/details-cell/CL0019031) and [keratinocyte](/details-cell/CL0000312). Conversely, the gene shows significantly low expression in several cell types within the central nervous system, including various GABAergic interneurons (e.g., [pvalb GABAergic cortical interneuron](/details-cell/CL4023018), [sst GABAergic cortical interneuron](/details-cell/CL4023017)) and glial cells like [astrocyte of the cerebral cortex](/details-cell/CL0002605). This pronounced lack of significance in many [neural cell](/details-cell/CL0002319) types suggests that these cells may rely on different metabolic programs or possess distinct regulatory mechanisms for Complex IV compared to hematopoietic and epithelial tissues. ## Pathways and Molecular Function The functional annotations for [COX4I1](/details-gene/1327) are highly consistent with its role as a core subunit of the mitochondrial respiratory machinery. Its molecular function is dominated by [Cytochrome-c oxidase activity](/details-go/GO:0004129), and it is an integral component of the [respiratory chain complex iv](/details-go/GO:0045277) located in the [mitochondrial inner membrane](/details-go/GO:0005743). This aligns perfectly with its involvement in biological processes such as [Cellular respiration](/details-go/GO:0045333) and [Mitochondrial electron transport, cytochrome c to oxygen](/details-go/GO:0006123). Reactome pathway analysis further cements this role, placing [COX4I1](/details-gene/1327) centrally within [Respiratory electron transport](/details-reactome/R-HSA-611105) and [Complex iv assembly](/details-reactome/R-HSA-9864848). Its involvement in broader pathways like [Metabolism](/details-reactome/R-HSA-1430728) and [Generation of precursor metabolites and energy](/details-go/GO:0006091) underscores its global impact on cellular bioenergetics. The association with pathways like [Transcriptional regulation by tp53](/details-reactome/R-HSA-3700989) suggests that [COX4I1](/details-gene/1327) expression may be regulated as part of cellular stress responses, connecting mitochondrial function with critical cell fate decisions. ## Research Directions The established role of [COX4I1](/details-gene/1327) in mitochondrial respiration and its link to severe genetic disorders provide a strong foundation for further investigation. While the gene is essential, its differential expression across cell types raises important questions about tissue-specific metabolic vulnerabilities. The clinical observation that biallelic variants can cause a severe neurodevelopmental disorder resembling Leigh syndrome [Link](https://doi.org/10.1002/ajmg.a.61288), despite its relatively low expression in many neuronal subtypes, points to a critical, non-redundant role in specific neural circuits. ### Proposed Hypotheses: 1. **Hypothesis 1:** The high significance of [COX4I1](/details-gene/1327) in hematopoietic stem and progenitor cells suggests it acts as a metabolic checkpoint for hematopoiesis. Reduced [COX4I1](/details-gene/1327) function may impair the high energetic output required for progenitor proliferation and differentiation, leading to bone marrow failure phenotypes, consistent with the Fanconi anemia-like symptoms observed in patients [Link](https://doi.org/10.1038/ejhg.2017.112). 2. **Hypothesis 2:** Specific populations of neurons, despite showing lower overall [COX4I1](/details-gene/1327) expression, are uniquely vulnerable to partial loss of Complex IV function due to high local energy demands at synapses or a limited capacity to engage alternative metabolic pathways like glycolysis. This exquisite sensitivity explains the severe neurological manifestations of [COX4I1](/details-gene/1327) mutations. ### Experimental Approach: To test the role of [COX4I1](/details-gene/1327) in hematopoiesis (Hypothesis 1), a conditional knockout mouse model could be generated (e.g., *Cox4i1*flox/flox;Vav1-Cre) to achieve hematopoietic system-specific deletion. Bone marrow from these mice could be analyzed using single-cell RNA sequencing to map differentiation trajectories and identify blocks. Furthermore, competitive bone marrow transplantation assays would directly assess the functional capacity of [COX4I1](/details-gene/1327)-deficient hematopoietic stem cells. Metabolic studies, such as Seahorse assays on isolated progenitor populations, would quantify the specific impact on oxidative phosphorylation and glycolysis. ### Therapeutic Potential: Given its essential, ubiquitous role in cellular respiration, [COX4I1](/details-gene/1327) is not a suitable target for inhibition. Systemic blockade would likely lead to severe, widespread toxicity. However, for monogenic diseases caused by loss-of-function mutations, therapeutic strategies would focus on **activation** or restoration of function. Gene therapy, using adeno-associated virus (AAV) vectors to deliver a functional copy of the [COX4I1](/details-gene/1327) cDNA, represents a plausible, albeit challenging, avenue for treating the severe neurological and hematopoietic defects associated with its deficiency. The development of small-molecule chaperones to stabilize mutant [COX4I1](/details-gene/1327) protein or enhance Complex IV assembly could also be a viable future direction.

Genular Protein ID: 2422795391

Symbol: COX41_HUMAN

Name: Cytochrome c oxidase subunit 4 isoform 1, mitochondrial

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 2444497

Title: Isolation of a cDNA clone encoding subunit IV of human cytochrome c oxidase.

PubMed ID: 2444497

DOI: 10.1016/0378-1119(87)90281-2

PubMed ID: 2157630

Title: Novel use of a chimpanzee pseudogene for chromosomal mapping of human cytochrome c oxidase subunit IV.

PubMed ID: 2157630

DOI: 10.1016/0378-1119(90)90281-u

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

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: 10337626

Title: The 5-prime region of the COX4 gene contains a novel overlapping gene, NOC4.

PubMed ID: 10337626

DOI: 10.1007/s003359901031

PubMed ID: 1311608

Title: Subunit IV of human cytochrome c oxidase, polymorphism and a putative isoform.

PubMed ID: 1311608

DOI: 10.1016/0167-4838(92)90395-t

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: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

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: 26759378

Title: The mammalian homologue of yeast Afg1 ATPase (lactation elevated 1) mediates degradation of nuclear-encoded complex IV subunits.

PubMed ID: 26759378

DOI: 10.1042/bj20151029

PubMed ID: 28766551

Title: Mutation in the COX4I1 gene is associated with short stature, poor weight gain and increased chromosomal breaks, simulating Fanconi anemia.

PubMed ID: 28766551

DOI: 10.1038/ejhg.2017.112

PubMed ID: 31290619

Title: Biallelic variants in COX4I1 associated with a novel phenotype resembling Leigh syndrome with developmental regression, intellectual disability, and seizures.

PubMed ID: 31290619

DOI: 10.1002/ajmg.a.61288

PubMed ID: 28844695

Title: Architecture of human mitochondrial respiratory megacomplex I2III2IV2.

PubMed ID: 28844695

DOI: 10.1016/j.cell.2017.07.050

PubMed ID: 30030519

Title: Structure of the intact 14-subunit human cytochrome c oxidase.

PubMed ID: 30030519

DOI: 10.1038/s41422-018-0071-1

Sequence Information:

  • Length: 169
  • Mass: 19577
  • Checksum: F6382FFDCF3BE4ED
  • Sequence:
  • MLATRVFSLV GKRAISTSVC VRAHESVVKS EDFSLPAYMD RRDHPLPEVA HVKHLSASQK 
    ALKEKEKASW SSLSMDEKVE LYRIKFKESF AEMNRGSNEW KTVVGGAMFF IGFTALVIMW 
    QKHYVYGPLP QSFDKEWVAK QTKRMLDMKV NPIQGLASKW DYEKNEWKK

Genular Protein ID: 2226600151

Symbol: Q86WV2_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 11237011

Title: Initial sequencing and analysis of the human genome.

PubMed ID: 11237011

DOI: 10.1038/35057062

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: 15496913

Title: Finishing the euchromatic sequence of the human genome.

PubMed ID: 15496913

DOI: 10.1038/nature03001

PubMed ID: 15616553

Title: The sequence and analysis of duplication-rich human chromosome 16.

PubMed ID: 15616553

DOI: 10.1038/nature03187

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: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

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

Sequence Information:

  • Length: 83
  • Mass: 9291
  • Checksum: 8DB8AE40FDAE8909
  • Sequence:
  • MLATRVFSLV GKRAISTSVC VRAHESVVKS EDFSLPAYMD RRDHPLPEVA HVKHLSASQK 
    ALKEKEKASW SSLSMDEKVE CGY

Genular Protein ID: 1621839967

Symbol: H3BNV9_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 11237011

Title: Initial sequencing and analysis of the human genome.

PubMed ID: 11237011

DOI: 10.1038/35057062

PubMed ID: 15496913

Title: Finishing the euchromatic sequence of the human genome.

PubMed ID: 15496913

DOI: 10.1038/nature03001

PubMed ID: 15616553

Title: The sequence and analysis of duplication-rich human chromosome 16.

PubMed ID: 15616553

DOI: 10.1038/nature03187

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: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

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

Sequence Information:

  • Length: 139
  • Mass: 15725
  • Checksum: 13EBD2AFE2084F8C
  • Sequence:
  • MLATRVFSLV GKRAISTSVC VRAHESVVKS EDFSLPAYMD RRDHPLPEVA HVKHLSASQK 
    ALKEKEKASW SSLSMDEKVE LYRIKFKESF AEMNRGSNEW KTVVGGAMFF IGFTALVIMW 
    QKHYGHLGLC LSDPVIHSL