Details for: CPD

Gene ID: 1362

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: CPD

Ensembl ID: ENSG00000108582

Description: carboxypeptidase D

Cell Significance Landscape

Associated with

Significant Cells

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

  • mucous neck cell CL0000651
    CSI 20.78
    rCSI 29.95%
    PRS 43.79
  • ionocyte CL0005006
    CSI 20.52
    rCSI 21.99%
    PRS 27.91
  • L6b glutamatergic cortical neuron CL4023038
    CSI 15.67
    rCSI 48.98%
    PRS 19.61
  • cerebral cortex endothelial cell CL1001602
    CSI 14.58
    rCSI 25.21%
    PRS 23.21
  • granulocyte CL0000094
    CSI 14.47
    rCSI 22.1%
    PRS 37.95
  • mucus secreting cell CL0000319
    CSI 12.32
    rCSI 19.56%
    PRS 38.38
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 10.84
    rCSI 18.2%
    PRS 18.72
  • cholangiocyte CL1000488
    CSI 10.5
    rCSI 62.91%
    PRS 46.73
  • colon goblet cell CL0009039
    CSI 10.18
    rCSI 24.21%
    PRS 42.23
  • retinal ganglion cell CL0000740
    CSI 8.8
    rCSI 19.44%
    PRS 21.73
  • neutrophil CL0000775
    CSI 8.41
    rCSI 47.08%
    PRS 45.53
  • regular atrial cardiac myocyte CL0002129
    CSI 8.4
    rCSI 27.04%
    PRS 30.77
  • club cell CL0000158
    CSI 8.23
    rCSI 12.05%
    PRS 32.37
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 8.21
    rCSI 29.53%
    PRS 17.8
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 8.06
    rCSI 19.58%
    PRS 18.24
  • serous secreting cell of bronchus submucosal gland CL4033005
    CSI 6.95
    rCSI 39.55%
    PRS 67.19
  • lung secretory cell CL1000272
    CSI 6.8
    rCSI 16.83%
    PRS 28.23
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 6.68
    rCSI 8.07%
    PRS 35.83
  • hepatic stellate cell CL0000632
    CSI 6.46
    rCSI 24.19%
    PRS 25.43
  • tracheal goblet cell CL1000329
    CSI 6.36
    rCSI 13.89%
    PRS 51.29
  • glioblast CL0000030
    CSI 6.15
    rCSI 9.81%
    PRS 25.64
  • lung macrophage CL1001603
    CSI 6.1
    rCSI 13.62%
    PRS 35.03
  • group 3 innate lymphoid cell CL0001071
    CSI 5.9
    rCSI 4.43%
    PRS 32.16
  • bronchial goblet cell CL1000312
    CSI 5.87
    rCSI 23.46%
    PRS 53.64
  • renal interstitial pericyte CL1001318
    CSI 5.72
    rCSI 15.77%
    PRS 28.07
  • paneth cell CL0000510
    CSI 5.69
    rCSI 8.4%
    PRS 45.05
  • enteric smooth muscle cell CL0002504
    CSI 5.65
    rCSI 8.07%
    PRS 32.75
  • alveolar type 1 fibroblast cell CL4028004
    CSI 5.6
    rCSI 6.13%
    PRS 33.27
  • activated CD8-positive, alpha-beta T cell, human CL0001049
    CSI 5.53
    rCSI 9.45%
    PRS 51.36
  • CD4-positive helper T cell CL0000492
    CSI 5.38
    rCSI 4.07%
    PRS 40.41
  • pulmonary ionocyte CL0017000
    CSI 5.09
    rCSI 6.19%
    PRS 36.63
  • renal beta-intercalated cell CL0002201
    CSI 4.95
    rCSI 11.81%
    PRS 33.05
  • common myeloid progenitor CL0000049
    CSI 4.93
    rCSI 3.99%
    PRS 30.2
  • epithelial cell CL0000066
    CSI 4.78
    rCSI 7.35%
    PRS 36.38
  • Langerhans cell CL0000453
    CSI 4.34
    rCSI 6.63%
    PRS 47.88
  • conjunctival epithelial cell CL1000432
    CSI 4.28
    rCSI 6.54%
    PRS 30.33
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 4.24
    rCSI 6%
    PRS 27.92
  • ciliated epithelial cell CL0000067
    CSI 3.97
    rCSI 3.49%
    PRS 22.17
  • enterocyte CL0000584
    CSI 3.97
    rCSI 6.39%
    PRS 41.34
  • bronchus fibroblast of lung CL2000093
    CSI 3.91
    rCSI 3.18%
    PRS 31.01
  • astrocyte of the cerebral cortex CL0002605
    CSI 3.84
    rCSI 8.61%
    PRS 19.33
  • adventitial cell CL0002503
    CSI 3.84
    rCSI 9.16%
    PRS 41.72
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 3.73
    rCSI 6.59%
    PRS 18.17
  • epithelial cell of lung CL0000082
    CSI 3.61
    rCSI 2.99%
    PRS 28.64
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 3.45
    rCSI 2.63%
    PRS 39.12
  • parietal epithelial cell CL1000452
    CSI 3.45
    rCSI 9.23%
    PRS 25.3
  • acinar cell of salivary gland CL0002623
    CSI 3.39
    rCSI 79.05%
    PRS 51.89
  • alveolar adventitial fibroblast CL4028006
    CSI 3.35
    rCSI 5.29%
    PRS 30.53
  • endothelial cell of vascular tree CL0002139
    CSI 3.34
    rCSI 18.25%
    PRS 38.44
  • nasal mucosa goblet cell CL0002480
    CSI 3.33
    rCSI 3.86%
    PRS 40.87
  • respiratory suprabasal cell CL4033048
    CSI 3.27
    rCSI 4.19%
    PRS 34.44
  • epithelial cell of lower respiratory tract CL0002632
    CSI 3.13
    rCSI 2.43%
    PRS 29.49
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 2.98
    rCSI 1.76%
    PRS 41.61
  • tracheobronchial serous cell CL0019001
    CSI 2.97
    rCSI 12.82%
    PRS 48.16
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 2.85
    rCSI 7.36%
    PRS 27.71
  • duct epithelial cell CL0000068
    CSI 2.76
    rCSI 4.03%
    PRS 31.97
  • intrahepatic cholangiocyte CL0002538
    CSI 2.74
    rCSI 6.56%
    PRS 47.77
  • cerebellar granule cell CL0001031
    CSI 2.72
    rCSI 4.01%
    PRS 27.89
  • naive T cell CL0000898
    CSI 2.72
    rCSI 1.89%
    PRS 41.08
  • secretory cell CL0000151
    CSI 2.63
    rCSI 2.74%
    PRS 30.71
  • transit amplifying cell of colon CL0009011
    CSI 2.59
    rCSI 3.04%
    PRS 33.75
  • melanocyte CL0000148
    CSI 2.49
    rCSI 1.84%
    PRS 25.86
  • retinal bipolar neuron CL0000748
    CSI 2.49
    rCSI 4.66%
    PRS 22.47
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 2.49
    rCSI 2.87%
    PRS 26.11
  • pancreatic D cell CL0000173
    CSI 2.48
    rCSI 2.44%
    PRS 32.12
  • amacrine cell CL0000561
    CSI 2.48
    rCSI 7.17%
    PRS 23.94
  • brush cell of tracheobronchial tree CL0002075
    CSI 2.47
    rCSI 7.33%
    PRS 40.01
  • direct pathway medium spiny neuron CL4023026
    CSI 2.45
    rCSI 58.73%
    PRS 17.91
  • myoepithelial cell CL0000185
    CSI 2.44
    rCSI 6.18%
    PRS 36.64
  • stem cell CL0000034
    CSI 2.42
    rCSI 2.33%
    PRS 22.74
  • glycinergic amacrine cell CL4030028
    CSI 2.42
    rCSI 6.3%
    PRS 30.21
  • enteroendocrine cell of small intestine CL0009006
    CSI 2.41
    rCSI 5.31%
    PRS 43.52
  • medium spiny neuron CL1001474
    CSI 2.41
    rCSI 20.75%
    PRS 19.22
  • midzonal region hepatocyte CL0019028
    CSI 2.33
    rCSI 5.48%
    PRS 40.19
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.3
    rCSI 55.48%
    PRS 18.69
  • interneuron CL0000099
    CSI 2.26
    rCSI 4.53%
    PRS 22.57
  • granulocyte monocyte progenitor cell CL0000557
    CSI 2.21
    rCSI 1.91%
    PRS 33.38
  • pulmonary capillary endothelial cell CL4028001
    CSI 2.17
    rCSI 4.13%
    PRS 45.41
  • perivascular cell CL4033054
    CSI 2.11
    rCSI 2.89%
    PRS 33.75
  • goblet cell CL0000160
    CSI 2.11
    rCSI 1.99%
    PRS 31.21
  • centrilobular region hepatocyte CL0019029
    CSI 2.07
    rCSI 5.41%
    PRS 41
  • intestine goblet cell CL0019031
    CSI 2.07
    rCSI 1.84%
    PRS 29.95
  • foveolar cell of stomach CL0002179
    CSI 2.07
    rCSI 4.41%
    PRS 44.52
  • mature T cell CL0002419
    CSI 2.03
    rCSI 1.58%
    PRS 43.49
  • blood vessel endothelial cell CL0000071
    CSI 2.02
    rCSI 4.2%
    PRS 29.38
  • periportal region hepatocyte CL0019026
    CSI 2.02
    rCSI 7.86%
    PRS 39.49
  • inhibitory interneuron CL0000498
    CSI 2
    rCSI 4.62%
    PRS 24.66
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI 1.99
    rCSI 1.81%
    PRS 43.67
  • lung interstitial macrophage CL4033043
    CSI 1.97
    rCSI 4.42%
    PRS 51.71
  • ciliated cell CL0000064
    CSI 1.96
    rCSI 3.17%
    PRS 29.74
  • enteroendocrine cell CL0000164
    CSI 1.96
    rCSI 2.67%
    PRS 32.81
  • cerebral cortex neuron CL0010012
    CSI 1.94
    rCSI 7.91%
    PRS 30.15
  • ON-bipolar cell CL0000749
    CSI 1.92
    rCSI 2.85%
    PRS 33.53
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 1.91
    rCSI 2.38%
    PRS 17.61
  • CD8-positive, CD28-negative, alpha-beta regulatory T cell CL0000920
    CSI 1.89
    rCSI 3.77%
    PRS 47.21
  • renal alpha-intercalated cell CL0005011
    CSI 1.87
    rCSI 2.51%
    PRS 37.17
  • Mueller cell CL0000636
    CSI 1.86
    rCSI 4.25%
    PRS 25.83
  • Kupffer cell CL0000091
    CSI 1.85
    rCSI 4.22%
    PRS 29.56
  • respiratory basal cell CL0002633
    CSI 1.83
    rCSI 1.9%
    PRS 35.01
  • promonocyte CL0000559
    CSI 1.8
    rCSI 3.09%
    PRS 38.95
  • cytotoxic T cell CL0000910
    CSI 0.2
    rCSI 0.9%
    PRS 42.1%
  • helper T cell CL0000912
    CSI 0.2
    rCSI 0.3%
    PRS 39.9%
  • effector memory CD8-positive, alpha-beta T cell, terminally differentiated CL0001062
    CSI 0.3
    rCSI 1.4%
    PRS 38.9%
  • P/D1 enteroendocrine cell CL0002268
    CSI 0.4
    rCSI 2.0%
    PRS 56.6%
  • GABAergic amacrine cell CL4030027
    CSI 0.4
    rCSI 1.3%
    PRS 25.5%
  • pancreatic PP cell CL0002275
    CSI 0.4
    rCSI 1.6%
    PRS 46.3%
  • central nervous system neuron CL2000029
    CSI 0.4
    rCSI 3.0%
    PRS 20.4%
  • enterocyte of epithelium of small intestine CL1000334
    CSI 0.4
    rCSI 6.5%
    PRS 59.8%
  • deuterosomal cell CL4033044
    CSI 0.4
    rCSI 1.5%
    PRS 42.3%
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 0.4
    rCSI 1.7%
    PRS 19.5%
  • podocyte CL0000653
    CSI 0.5
    rCSI 2.0%
    PRS 29.0%
  • regular ventricular cardiac myocyte CL0002131
    CSI 0.5
    rCSI 2.8%
    PRS 24.4%
  • basal cell of epithelium of trachea CL1000348
    CSI 0.5
    rCSI 3.2%
    PRS 61.0%
  • endothelial cell of placenta CL0009092
    CSI 0.5
    rCSI 2.5%
    PRS 39.6%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 0.5
    rCSI 1.2%
    PRS 22.0%
  • glial cell CL0000125
    CSI 0.6
    rCSI 2.1%
    PRS 27.3%
  • pancreatic epsilon cell CL0005019
    CSI 0.6
    rCSI 2.6%
    PRS 55.7%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 0.6
    rCSI 1.4%
    PRS 23.3%
  • CD14-positive, CD16-negative classical monocyte CL0002057
    CSI 0.6
    rCSI 3.5%
    PRS 56.6%
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 0.6
    rCSI 1.9%
    PRS 21.8%
  • corneal epithelial cell CL0000575
    CSI 0.6
    rCSI 1.7%
    PRS 47.9%
  • lung goblet cell CL1000143
    CSI 0.6
    rCSI 6.8%
    PRS 69.6%
  • pancreatic ductal cell CL0002079
    CSI 0.6
    rCSI 1.2%
    PRS 31.1%
  • small intestine goblet cell CL1000495
    CSI 0.6
    rCSI 1.4%
    PRS 39.0%
  • type B pancreatic cell CL0000169
    CSI 0.7
    rCSI 1.4%
    PRS 27.8%
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 0.7
    rCSI 1.8%
    PRS 38.2%
  • retinal cone cell CL0000573
    CSI 0.7
    rCSI 1.1%
    PRS 23.3%
  • invaginating midget bipolar cell CL4033034
    CSI 0.7
    rCSI 4.0%
    PRS 30.4%
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 0.7
    rCSI 0.5%
    PRS 28.5%
  • S cone cell CL0003050
    CSI 0.7
    rCSI 3.2%
    PRS 28.2%
  • glutamatergic neuron CL0000679
    CSI 0.7
    rCSI 1.5%
    PRS 28.1%
  • fallopian tube secretory epithelial cell CL4030006
    CSI 0.8
    rCSI 0.8%
    PRS 30.9%
  • cardiac muscle cell CL0000746
    CSI 0.8
    rCSI 1.2%
    PRS 23.8%
  • retina horizontal cell CL0000745
    CSI 0.8
    rCSI 1.2%
    PRS 27.7%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 0.8
    rCSI 2.3%
    PRS 44.3%
  • blood vessel smooth muscle cell CL0019018
    CSI 0.9
    rCSI 6.9%
    PRS 27.8%
  • lung ciliated cell CL1000271
    CSI 0.9
    rCSI 1.0%
    PRS 22.6%
  • pulmonary artery endothelial cell CL1001568
    CSI 0.9
    rCSI 1.2%
    PRS 42.3%
  • intestinal tuft cell CL0019032
    CSI 0.9
    rCSI 1.4%
    PRS 34.0%
  • type L enteroendocrine cell CL0002279
    CSI 0.9
    rCSI 1.7%
    PRS 51.6%
  • retinal pigment epithelial cell CL0002586
    CSI 0.9
    rCSI 1.8%
    PRS 30.6%
  • intermediate monocyte CL0002393
    CSI 0.9
    rCSI 1.4%
    PRS 30.9%
  • cardiac endothelial cell CL0010008
    CSI 1.0
    rCSI 3.9%
    PRS 28.7%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 1.0
    rCSI 2.1%
    PRS 23.1%
  • type EC enteroendocrine cell CL0000577
    CSI 1.0
    rCSI 3.4%
    PRS 44.6%
  • diffuse bipolar 6 cell CL4033032
    CSI 1.0
    rCSI 5.2%
    PRS 31.9%
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 1.0
    rCSI 2.6%
    PRS 28.9%
  • flat midget bipolar cell CL4033033
    CSI 1.0
    rCSI 7.2%
    PRS 29.2%
  • innate lymphoid cell CL0001065
    CSI 1.0
    rCSI 2.1%
    PRS 40.0%
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 1.0
    rCSI 2.4%
    PRS 30.1%
  • CD8-positive, alpha-beta cytotoxic T cell CL0000794
    CSI 1.1
    rCSI 1.3%
    PRS 48.7%
  • Bergmann glial cell CL0000644
    CSI 1.1
    rCSI 1.5%
    PRS 28.9%
  • GABAergic neuron CL0000617
    CSI 1.1
    rCSI 3.7%
    PRS 22.2%
  • sst GABAergic cortical interneuron CL4023017
    CSI 1.1
    rCSI 1.4%
    PRS 19.4%
  • alveolar macrophage CL0000583
    CSI 1.2
    rCSI 1.9%
    PRS 34.8%
  • kidney loop of Henle thick ascending limb epithelial cell CL1001106
    CSI 1.2
    rCSI 10.2%
    PRS 36.8%
  • VIP GABAergic cortical interneuron CL4023016
    CSI 1.2
    rCSI 1.4%
    PRS 18.6%
  • renal principal cell CL0005009
    CSI 1.2
    rCSI 3.1%
    PRS 36.1%
  • M cell of gut CL0000682
    CSI 1.2
    rCSI 1.3%
    PRS 46.2%
  • OFF-bipolar cell CL0000750
    CSI 1.2
    rCSI 1.6%
    PRS 41.7%
  • IgA plasma cell CL0000987
    CSI 1.2
    rCSI 1.2%
    PRS 48.8%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI 1.2
    rCSI 3.5%
    PRS 44.1%
  • vein endothelial cell of respiratory system CL4033008
    CSI 1.2
    rCSI 8.3%
    PRS 51.0%
  • luminal cell of prostate epithelium CL0002340
    CSI 1.2
    rCSI 6.5%
    PRS 46.8%
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 1.2
    rCSI 3.8%
    PRS 41.9%
  • basal cell CL0000646
    CSI 1.2
    rCSI 1.7%
    PRS 32.1%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 1.2
    rCSI 3.9%
    PRS 21.3%
  • neuroendocrine cell CL0000165
    CSI 1.3
    rCSI 4.9%
    PRS 50.7%
  • colonocyte CL1000347
    CSI 1.3
    rCSI 1.8%
    PRS 38.2%
  • hepatocyte CL0000182
    CSI 1.3
    rCSI 2.3%
    PRS 28.3%
  • acinar cell CL0000622
    CSI 1.3
    rCSI 1.9%
    PRS 38.9%
  • rod bipolar cell CL0000751
    CSI 1.3
    rCSI 2.3%
    PRS 25.2%
  • placental villous trophoblast CL2000060
    CSI 1.3
    rCSI 2.1%
    PRS 28.3%
  • retinal blood vessel endothelial cell CL0002585
    CSI 1.4
    rCSI 2.2%
    PRS 32.8%
  • squamous epithelial cell CL0000076
    CSI 1.4
    rCSI 3.3%
    PRS 35.8%
  • activated type II NK T cell CL0000931
    CSI 1.4
    rCSI 1.6%
    PRS 45.1%
  • pancreatic A cell CL0000171
    CSI 1.4
    rCSI 1.5%
    PRS 31.8%
  • CD14-positive, CD16-positive monocyte CL0002397
    CSI 1.4
    rCSI 1.9%
    PRS 41.5%
  • retinal rod cell CL0000604
    CSI 1.4
    rCSI 2.5%
    PRS 29.3%
  • luminal epithelial cell of mammary gland CL0002326
    CSI 1.5
    rCSI 2.6%
    PRS 44.3%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 1.5
    rCSI 2.3%
    PRS 20.4%
  • colon epithelial cell CL0011108
    CSI 1.5
    rCSI 1.5%
    PRS 28.0%
  • endocardial cell CL0002350
    CSI 1.5
    rCSI 7.0%
    PRS 34.1%
  • T-helper 17 cell CL0000899
    CSI 1.5
    rCSI 1.2%
    PRS 50.0%
  • CD14-positive monocyte CL0001054
    CSI 1.5
    rCSI 1.8%
    PRS 40.2%
  • mononuclear phagocyte CL0000113
    CSI 1.5
    rCSI 3.3%
    PRS 33.7%
  • serous secreting cell CL0000313
    CSI 1.5
    rCSI 7.6%
    PRS 72.8%
  • respiratory hillock cell CL4030023
    CSI 1.5
    rCSI 2.7%
    PRS 45.6%
  • natural T-regulatory cell CL0000903
    CSI 1.5
    rCSI 2.9%
    PRS 66.0%
  • elicited macrophage CL0000861
    CSI 1.5
    rCSI 1.4%
    PRS 35.7%
  • lung neuroendocrine cell CL1000223
    CSI 1.6
    rCSI 2.3%
    PRS 34.0%
  • alpha-beta T cell CL0000789
    CSI 1.6
    rCSI 1.8%
    PRS 41.9%
  • multi-ciliated epithelial cell CL0005012
    CSI 1.6
    rCSI 1.6%
    PRS 25.7%
  • dopaminergic neuron CL0000700
    CSI 1.6
    rCSI 8.9%
    PRS 19.7%
  • chondrocyte CL0000138
    CSI 1.6
    rCSI 2.5%
    PRS 25.4%
  • mammary gland epithelial cell CL0002327
    CSI 1.6
    rCSI 5.6%
    PRS 46.7%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 1.6
    rCSI 9.5%
    PRS 19.7%
  • intestinal epithelial cell CL0002563
    CSI 1.6
    rCSI 1.7%
    PRS 30.7%
  • ependymal cell CL0000065
    CSI 1.6
    rCSI 3.3%
    PRS 17.2%
  • choroid plexus epithelial cell CL0000706
    CSI 1.6
    rCSI 2.7%
    PRS 23.5%

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 [CPD](/details-gene/1362), or Carboxypeptidase D, is a protein-coding gene located on chromosome 17q11.2. The encoded protein is a zinc-dependent metallocarboxypeptidase that functions in the post-translational processing of peptides and proteins [Link](https://doi.org/10.1042/bj3270081). It is found both anchored to the plasma membrane and in the extracellular space, suggesting a dual role in modifying cell-surface and secreted substrates. Expression data indicate that [CPD](/details-gene/1362) is a significant gene in a remarkably diverse range of specialized cell types, including secretory epithelial cells like the [mucous neck cell](/details-cell/CL0000651), specialized transport cells such as the [ionocyte](/details-cell/CL0005006), various neuronal subtypes, and immune cells like the [granulocyte](/details-cell/CL0000094). This broad but specific expression pattern suggests a fundamental role in protein maturation within cells characterized by high metabolic or secretory activity. ## Cellular Roles and Expression Landscape The expression profile of [CPD](/details-gene/1362) highlights its importance across multiple, functionally distinct cellular lineages, suggesting its role is defined by cellular function rather than developmental origin. * **Overall**, the gene shows the highest significance in cells with high secretory or processing demands. This is strongly evidenced by its top ranking in gastric [mucous neck cell](/details-cell/CL0000651)s, [mucus secreting cell](/details-cell/CL0000319)s, and [colon goblet cell](/details-cell/CL0009039)s, which are all involved in producing protective mucosal layers. Its prominence in [cholangiocyte](/details-cell/CL1000488)s (bile duct lining) and pulmonary [club cell](/details-cell/CL0000158)s further supports its role in epithelial secretion and maintenance. * A significant role in the nervous system is suggested by high significance scores in multiple neuronal subtypes, including [L6b glutamatergic cortical neuron](/details-cell/CL4023038), [lamp5 GABAergic cortical interneuron](/details-cell/CL4023011), and [retinal ganglion cell](/details-cell/CL0000740). This is consistent with a function in the processing of neuropeptides, which are critical for neuronal communication. * The gene is also significant in cells forming critical physiological barriers or transport systems, such as [ionocyte](/details-cell/CL0005006)s, which are responsible for ion transport, and [cerebral cortex endothelial cell](/details-cell/CL1001602)s, which constitute the blood-brain barrier. This may indicate a role in processing hormones or signaling molecules at these interfaces. * Finally, its notable expression in immune cells like [granulocyte](/details-cell/CL0000094)s and [neutrophil](/details-cell/CL0000775) suggests potential involvement in the maturation or degradation of inflammatory mediators, such as chemokines or cytokines. ## Pathways and Molecular Function The functional annotations for [CPD](/details-gene/1362) confirm its role as a protease involved in protein maturation and trafficking. * **Molecular Function:** Gene Ontology terms classify it with [metallocarboxypeptidase activity](/details-go/GO:0004181) and [serine-type carboxypeptidase activity](/details-go/GO:0004185), dependent on [zinc ion binding](/details-go/GO:0008270). This defines its core biochemical function in cleaving C-terminal amino acid residues from its substrates. * **Biological Process:** Consistent with its molecular function, it is annotated to the [peptide metabolic process](/details-go/GO:0006518) and [protein processing](/details-go/GO:0016485). * **Cellular Location & Trafficking:** [CPD](/details-gene/1362) is localized to the [plasma membrane](/details-go/GO:0005886), the [extracellular space](/details-go/GO:0005615), and [extracellular exosome](/details-go/GO:0070062). This dual localization allows it to process substrates both on the cell surface and in the extracellular environment. Reactome pathway analysis strongly links [CPD](/details-gene/1362) to the cellular secretory machinery, including [vesicle-mediated transport](/details-go/R-HSA-5653656), [Golgi associated vesicle biogenesis](/details-go/R-HSA-432722), and [trans-golgi network vesicle budding](/details-go/R-HSA-199992). This is consistent with its role in processing proteins that traverse the secretory pathway, as supported by studies on its intracellular trafficking [Link](https://doi.org/10.1074/jbc.m209379200). Its association with [signaling by rho gtpases](/details-go/R-HSA-194315) suggests a potential link between its activity and the regulation of membrane trafficking and cytoskeletal dynamics. ## Research Directions The widespread yet cell-type-specific expression of [CPD](/details-gene/1362) presents several intriguing avenues for future research, particularly regarding its substrate specificity and role in disease. **Proposed Hypotheses:** 1. Given its high significance in diverse neuronal subtypes ([L6b glutamatergic cortical neuron](/details-cell/CL4023038), [lamp5 GABAergic cortical interneuron](/details-cell/CL4023011)), [CPD](/details-gene/1362) is a key enzyme in the maturation of a specific subset of neuropeptides. Its dysregulation may lead to imbalances in neurotransmission, potentially contributing to psychiatric or neurodegenerative disorders. 2. The high significance of [CPD](/details-gene/1362) in immune cells like [neutrophil](/details-cell/CL0000775)s and various mucosal cells ([colon goblet cell](/details-cell/CL0009039)) suggests it plays a regulatory role in inflammation by processing and inactivating pro-inflammatory peptides at barrier surfaces, thereby helping to maintain tissue homeostasis. **Experimental Approach:** To test the hypothesis that [CPD](/details-gene/1362) regulates inflammation at mucosal surfaces, a conditional knockout of *Cpd* in intestinal epithelial cells could be generated in mice. These mice could then be subjected to a model of inflammatory bowel disease (e.g., DSS-induced colitis). The severity of inflammation, tissue damage, and immune cell infiltration would be compared to wild-type controls. Concurrently, peptidomic analysis via mass spectrometry on tissue explants could identify the specific inflammatory peptide substrates that accumulate in the absence of [CPD](/details-gene/1362) activity. **Therapeutic Potential:** As a cell-surface and secreted enzyme, [CPD](/details-gene/1362) is an accessible therapeutic target. If it is shown to inactivate inflammatory mediators, local delivery of recombinant [CPD](/details-gene/1362) or a small molecule **activator** could serve as a novel anti-inflammatory treatment for conditions like IBD or psoriasis. Conversely, if its activity is implicated in processing peptides that promote cancer cell growth or invasion, a targeted small molecule **inhibitor** or a therapeutic antibody could be developed. The broad expression profile necessitates a targeted approach to minimize potential side effects from systemic administration.

Genular Protein ID: 2472666290

Symbol: CBPD_HUMAN

Name: Carboxypeptidase D

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 9714835

Title: Cloning, functional expression, and chromosomal localization of the human and mouse gp180-carboxypeptidase D-like enzyme.

PubMed ID: 9714835

DOI: 10.1016/s0378-1119(98)00270-4

PubMed ID: 9355738

Title: Sequence of human carboxypeptidase D reveals it to be a member of the regulatory carboxypeptidase family with three tandem active site domains.

PubMed ID: 9355738

DOI: 10.1042/bj3270081

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 16625196

Title: DNA sequence of human chromosome 17 and analysis of rearrangement in the human lineage.

PubMed ID: 16625196

DOI: 10.1038/nature04689

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: 9064476

Title: Identification of a membrane-bound carboxypeptidase as the mammalian homolog of duck gp180, a hepatitis B virus-binding protein.

PubMed ID: 9064476

DOI: 10.1016/s0024-3205(96)00642-x

PubMed ID: 12643288

Title: Palmitoylation of carboxypeptidase D. Implications for intracellular trafficking.

PubMed ID: 12643288

DOI: 10.1074/jbc.m209379200

PubMed ID: 12754519

Title: Identification and quantification of N-linked glycoproteins using hydrazide chemistry, stable isotope labeling and mass spectrometry.

PubMed ID: 12754519

DOI: 10.1038/nbt827

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

PubMed ID: 19159218

Title: Glycoproteomics analysis of human liver tissue by combination of multiple enzyme digestion and hydrazide chemistry.

PubMed ID: 19159218

DOI: 10.1021/pr8008012

PubMed ID: 19690332

Title: Quantitative phosphoproteomic analysis of T cell receptor signaling reveals system-wide modulation of protein-protein interactions.

PubMed ID: 19690332

DOI: 10.1126/scisignal.2000007

PubMed ID: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

PubMed ID: 21406692

Title: System-wide temporal characterization of the proteome and phosphoproteome of human embryonic stem cell differentiation.

PubMed ID: 21406692

DOI: 10.1126/scisignal.2001570

PubMed ID: 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

Sequence Information:

  • Length: 1380
  • Mass: 152931
  • Checksum: 567EC1F0B4B7A0C8
  • Sequence:
  • MASGRDERPP WRLGRLLLLM CLLLLGSSAR AAHIKKAEAT TTTTSAGAEA AEGQFDRYYH 
    EEELESALRE AAAAGLPGLA RLFSIGRSVE GRPLWVLRLT AGLGSLIPEG DAGPDAAGPD 
    AAGPLLPGRP QVKLVGNMHG DETVSRQVLI YLARELAAGY RRGDPRLVRL LNTTDVYLLP 
    SLNPDGFERA REGDCGFGDG GPSGASGRDN SRGRDLNRSF PDQFSTGEPP ALDEVPEVRA 
    LIEWIRRNKF VLSGNLHGGS VVASYPFDDS PEHKATGIYS KTSDDEVFKY LAKAYASNHP 
    IMKTGEPHCP GDEDETFKDG ITNGAHWYDV EGGMQDYNYV WANCFEITLE LSCCKYPPAS 
    QLRQEWENNR ESLITLIEKV HIGVKGFVKD SITGSGLENA TISVAGINHN ITTGRFGDFY 
    RLLVPGTYNL TVVLTGYMPL TVTNVVVKEG PATEVDFSLR PTVTSVIPDT TEAVSTASTV 
    AIPNILSGTS SSYQPIQPKD FHHHHFPDME IFLRRFANEY PNITRLYSLG KSVESRELYV 
    MEISDNPGVH EPGEPEFKYI GNMHGNEVVG RELLLNLIEY LCKNFGTDPE VTDLVHNTRI 
    HLMPSMNPDG YEKSQEGDSI SVIGRNNSNN FDLNRNFPDQ FVQITDPTQP ETIAVMSWMK 
    SYPFVLSANL HGGSLVVNYP FDDDEQGLAT YSKSPDDAVF QQIALSYSKE NSQMFQGRPC 
    KNMYPNEYFP HGITNGASWY NVPGGMQDWN YLQTNCFEVT IELGCVKYPL EKELPNFWEQ 
    NRRSLIQFMK QVHQGVRGFV LDATDGRGIL NATISVAEIN HPVTTYKTGD YWRLLVPGTY 
    KITASARGYN PVTKNVTVKS EGAIQVNFTL VRSSTDSNNE SKKGKGASSS TNDASDPTTK 
    EFETLIKDLS AENGLESLML RSSSNLALAL YRYHSYKDLS EFLRGLVMNY PHITNLTNLG 
    QSTEYRHIWS LEISNKPNVS EPEEPKIRFV AGIHGNAPVG TELLLALAEF LCLNYKKNPA 
    VTQLVDRTRI VIVPSLNPDG RERAQEKDCT SKIGQTNARG KDLDTDFTNN ASQPETKAII 
    ENLIQKQDFS LSVALDGGSM LVTYPYDKPV QTVENKETLK HLASLYANNH PSMHMGQPSC 
    PNKSDENIPG GVMRGAEWHS HLGSMKDYSV TYGHCPEITV YTSCCYFPSA ARLPSLWADN 
    KRSLLSMLVE VHKGVHGFVK DKTGKPISKA VIVLNEGIKV QTKEGGYFHV LLAPGVHNII 
    AIADGYQQQH SQVFVHHDAA SSVVIVFDTD NRIFGLPREL VVTVSGATMS ALILTACIIW 
    CICSIKSNRH KDGFHRLRQH HDEYEDEIRM MSTGSKKSLL SHEFQDETDT EEETLYSSKH