Details for: MAPKAPK5

Gene ID: 8550

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: MAPKAPK5

Ensembl ID: ENSG00000089022

Description: MAPK activated protein kinase 5

Cell Significance Landscape

Associated with

Significant Cells

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

  • basal cell of epidermis CL0002187
    CSI 30.94
    rCSI 54.83%
    PRS 38
  • helper T cell CL0000912
    CSI 27.66
    rCSI 39.12%
    PRS 68.87
  • CD8-positive, alpha-beta memory T cell, CD45RO-positive CL0001203
    CSI 26.89
    rCSI 32.58%
    PRS 50.57
  • melanocyte of skin CL1000458
    CSI 25
    rCSI 34.07%
    PRS 34.36
  • suprabasal keratinocyte CL4033013
    CSI 20.2
    rCSI 32.97%
    PRS 33.9
  • chondrocyte CL0000138
    CSI 18.53
    rCSI 29.47%
    PRS 57.2
  • lung neuroendocrine cell CL1000223
    CSI 11.51
    rCSI 17.02%
    PRS 70.04
  • OFF-bipolar cell CL0000750
    CSI 10.48
    rCSI 14.32%
    PRS 70.86
  • lung ciliated cell CL1000271
    CSI 9.69
    rCSI 11.2%
    PRS 55.15
  • amacrine cell CL0000561
    CSI 8.12
    rCSI 23.53%
    PRS 54.33
  • enteric smooth muscle cell CL0002504
    CSI 7.3
    rCSI 10.42%
    PRS 66.76
  • transit amplifying cell of colon CL0009011
    CSI 7.19
    rCSI 8.44%
    PRS 66.92
  • VIP GABAergic cortical interneuron CL4023016
    CSI 6.36
    rCSI 7.6%
    PRS 46.01
  • cytotoxic T cell CL0000910
    CSI 6.12
    rCSI 35.06%
    PRS 73.44
  • intestine goblet cell CL0019031
    CSI 5.48
    rCSI 4.87%
    PRS 62.65
  • brush cell of tracheobronchial tree CL0002075
    CSI 5.05
    rCSI 14.98%
    PRS 74.4
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 4.95
    rCSI 2.92%
    PRS 81.96
  • mesodermal cell CL0000222
    CSI 4.73
    rCSI 5.67%
    PRS 62.91
  • regular ventricular cardiac myocyte CL0002131
    CSI 4.62
    rCSI 28.84%
    PRS 56.56
  • retinal rod cell CL0000604
    CSI 4.35
    rCSI 7.66%
    PRS 61.34
  • stem cell CL0000034
    CSI 4.18
    rCSI 4.03%
    PRS 55.64
  • CD4-positive, alpha-beta cytotoxic T cell CL0000934
    CSI 4.13
    rCSI 5.67%
    PRS 83.36
  • renal beta-intercalated cell CL0002201
    CSI 4.02
    rCSI 9.59%
    PRS 65.4
  • double negative thymocyte CL0002489
    CSI 3.92
    rCSI 2.72%
    PRS 76
  • cardiac endothelial cell CL0010008
    CSI 3.78
    rCSI 15.24%
    PRS 63.73
  • goblet cell CL0000160
    CSI 3.75
    rCSI 3.55%
    PRS 64.11
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 3.7
    rCSI 8.98%
    PRS 44.66
  • astrocyte of the cerebral cortex CL0002605
    CSI 3.27
    rCSI 7.33%
    PRS 46.92
  • cerebellar granule cell CL0001031
    CSI 3.24
    rCSI 4.76%
    PRS 58.05
  • melanocyte CL0000148
    CSI 3.23
    rCSI 2.39%
    PRS 57.38
  • multi-ciliated epithelial cell CL0005012
    CSI 3.22
    rCSI 3.21%
    PRS 58.15
  • ionocyte CL0005006
    CSI 3.01
    rCSI 3.22%
    PRS 64.58
  • Bergmann glial cell CL0000644
    CSI 2.98
    rCSI 4.08%
    PRS 57.86
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 2.98
    rCSI 2.26%
    PRS 77.84
  • rod bipolar cell CL0000751
    CSI 2.97
    rCSI 5.34%
    PRS 58
  • GABAergic neuron CL0000617
    CSI 2.89
    rCSI 9.67%
    PRS 49.63
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 2.84
    rCSI 3.54%
    PRS 44.37
  • choroid plexus epithelial cell CL0000706
    CSI 2.81
    rCSI 4.6%
    PRS 53.87
  • pro-B cell CL0000826
    CSI 2.78
    rCSI 2.3%
    PRS 67.2
  • interneuron CL0000099
    CSI 2.7
    rCSI 5.43%
    PRS 53.79
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 2.66
    rCSI 7.85%
    PRS 67.51
  • unswitched memory B cell CL0000970
    CSI 2.64
    rCSI 2.22%
    PRS 81.3
  • type B pancreatic cell CL0000169
    CSI 2.6
    rCSI 5.76%
    PRS 62.93
  • Mueller cell CL0000636
    CSI 2.54
    rCSI 5.79%
    PRS 56.4
  • blood vessel smooth muscle cell CL0019018
    CSI 2.52
    rCSI 20.46%
    PRS 58.06
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 2.49
    rCSI 3.2%
    PRS 61.71
  • pancreatic A cell CL0000171
    CSI 2.48
    rCSI 2.6%
    PRS 68.32
  • pancreatic D cell CL0000173
    CSI 2.47
    rCSI 2.43%
    PRS 67.56
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 2.46
    rCSI 6.42%
    PRS 64.53
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 2.39
    rCSI 4.22%
    PRS 45.3
  • direct pathway medium spiny neuron CL4023026
    CSI 2.36
    rCSI 56.5%
    PRS 45.26
  • neural crest cell CL0011012
    CSI 2.31
    rCSI 1.83%
    PRS 51.63
  • CD4-positive, CD25-positive, alpha-beta regulatory T cell CL0000792
    CSI 2.3
    rCSI 2.26%
    PRS 80.43
  • epithelial cell of lung CL0000082
    CSI 2.29
    rCSI 1.9%
    PRS 64.23
  • blood vessel endothelial cell CL0000071
    CSI 2.27
    rCSI 4.71%
    PRS 61.9
  • immature B cell CL0000816
    CSI 2.22
    rCSI 1.65%
    PRS 78.06
  • alpha-beta T cell CL0000789
    CSI 2.22
    rCSI 2.6%
    PRS 80.77
  • regulatory T cell CL0000815
    CSI 2.22
    rCSI 2.57%
    PRS 73.67
  • precursor B cell CL0000817
    CSI 2.21
    rCSI 1.93%
    PRS 73.85
  • pulmonary ionocyte CL0017000
    CSI 2.18
    rCSI 2.65%
    PRS 72.24
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.17
    rCSI 52.48%
    PRS 46.06
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 2.17
    rCSI 2.51%
    PRS 57.64
  • radial glial cell CL0000681
    CSI 2.13
    rCSI 2.95%
    PRS 63.19
  • cerebral cortex endothelial cell CL1001602
    CSI 2.1
    rCSI 3.63%
    PRS 54.89
  • hepatic stellate cell CL0000632
    CSI 2.08
    rCSI 7.8%
    PRS 56.65
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 2.07
    rCSI 2.93%
    PRS 61.19
  • neural progenitor cell CL0011020
    CSI 2.06
    rCSI 9.07%
    PRS 54.86
  • renal alpha-intercalated cell CL0005011
    CSI 2.04
    rCSI 2.73%
    PRS 73.69
  • plasmacytoid dendritic cell, human CL0001058
    CSI 2
    rCSI 1.39%
    PRS 67.5
  • retinal ganglion cell CL0000740
    CSI 1.98
    rCSI 4.38%
    PRS 50.75
  • lung secretory cell CL1000272
    CSI 1.96
    rCSI 4.85%
    PRS 63.33
  • vascular leptomeningeal cell CL4023051
    CSI 1.95
    rCSI 3.42%
    PRS 56.79
  • hepatocyte CL0000182
    CSI 1.95
    rCSI 3.49%
    PRS 63.99
  • glioblast CL0000030
    CSI 1.93
    rCSI 3.07%
    PRS 57.09
  • common myeloid progenitor CL0000049
    CSI 1.91
    rCSI 1.54%
    PRS 66.29
  • activated type II NK T cell CL0000931
    CSI 1.91
    rCSI 2.15%
    PRS 80.89
  • glial cell CL0000125
    CSI 1.9
    rCSI 7.23%
    PRS 55.31
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 1.89
    rCSI 4.88%
    PRS 59.83
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 1.88
    rCSI 6.78%
    PRS 44.51
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 1.83
    rCSI 1.41%
    PRS 65.53
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 1.79
    rCSI 6.97%
    PRS 84.11
  • group 3 innate lymphoid cell CL0001071
    CSI 1.77
    rCSI 1.33%
    PRS 70.41
  • CD8-positive, alpha-beta cytotoxic T cell CL0000794
    CSI 1.74
    rCSI 2.08%
    PRS 83.59
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 1.71
    rCSI 1.15%
    PRS 78.01
  • intestinal epithelial cell CL0002563
    CSI 1.71
    rCSI 1.78%
    PRS 62.7
  • epithelial cell of lower respiratory tract CL0002632
    CSI 1.68
    rCSI 1.3%
    PRS 67.27
  • Kupffer cell CL0000091
    CSI 1.68
    rCSI 3.83%
    PRS 64.79
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 1.67
    rCSI 1.5%
    PRS 61.71
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 1.66
    rCSI 1.7%
    PRS 77.05
  • retina horizontal cell CL0000745
    CSI 1.64
    rCSI 2.5%
    PRS 61.23
  • sst GABAergic cortical interneuron CL4023017
    CSI 1.62
    rCSI 2.09%
    PRS 47.47
  • colonocyte CL1000347
    CSI 1.61
    rCSI 2.31%
    PRS 67.74
  • L6b glutamatergic cortical neuron CL4023038
    CSI 1.61
    rCSI 5.02%
    PRS 47.87
  • duct epithelial cell CL0000068
    CSI 1.58
    rCSI 2.31%
    PRS 69.82
  • ciliated epithelial cell CL0000067
    CSI 1.55
    rCSI 1.36%
    PRS 52.69
  • colon epithelial cell CL0011108
    CSI 1.53
    rCSI 1.6%
    PRS 61.16
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 1.51
    rCSI 8.89%
    PRS 47.34
  • extravillous trophoblast CL0008036
    CSI 1.5
    rCSI 1.86%
    PRS 61.45
  • peripheral nervous system neuron CL2000032
    CSI 1.5
    rCSI 2.04%
    PRS 56.38
  • common dendritic progenitor CL0001029
    CSI 1.5
    rCSI 1.88%
    PRS 75.2
  • effector memory CD8-positive, alpha-beta T cell, terminally differentiated CL0001062
    CSI 0.3
    rCSI 1.4%
    PRS 77.3%
  • podocyte CL0000653
    CSI 0.6
    rCSI 2.7%
    PRS 64.7%
  • parietal epithelial cell CL1000452
    CSI 0.6
    rCSI 1.7%
    PRS 55.8%
  • intestinal tuft cell CL0019032
    CSI 0.8
    rCSI 1.2%
    PRS 69.0%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 0.8
    rCSI 2.4%
    PRS 50.3%
  • colon goblet cell CL0009039
    CSI 0.8
    rCSI 2.0%
    PRS 73.2%
  • mature B cell CL0000785
    CSI 1.0
    rCSI 0.9%
    PRS 75.5%
  • small intestine goblet cell CL1000495
    CSI 1.0
    rCSI 2.2%
    PRS 72.5%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 1.0
    rCSI 2.6%
    PRS 54.2%
  • central nervous system neuron CL2000029
    CSI 1.2
    rCSI 8.5%
    PRS 51.3%
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 1.2
    rCSI 4.4%
    PRS 46.9%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 1.2
    rCSI 1.9%
    PRS 48.2%
  • retinal bipolar neuron CL0000748
    CSI 1.2
    rCSI 2.3%
    PRS 52.9%
  • retinal cone cell CL0000573
    CSI 1.3
    rCSI 2.0%
    PRS 54.3%
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 1.3
    rCSI 2.1%
    PRS 46.2%
  • innate lymphoid cell CL0001065
    CSI 1.5
    rCSI 3.0%
    PRS 65.2%
  • retinal blood vessel endothelial cell CL0002585
    CSI 1.5
    rCSI 2.4%
    PRS 68.9%
  • common dendritic progenitor CL0001029
    CSI 1.5
    rCSI 1.9%
    PRS 75.2%
  • peripheral nervous system neuron CL2000032
    CSI 1.5
    rCSI 2.0%
    PRS 56.4%
  • extravillous trophoblast CL0008036
    CSI 1.5
    rCSI 1.9%
    PRS 61.5%
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 1.5
    rCSI 8.9%
    PRS 47.3%
  • colon epithelial cell CL0011108
    CSI 1.5
    rCSI 1.6%
    PRS 61.2%
  • ciliated epithelial cell CL0000067
    CSI 1.6
    rCSI 1.4%
    PRS 52.7%
  • duct epithelial cell CL0000068
    CSI 1.6
    rCSI 2.3%
    PRS 69.8%
  • L6b glutamatergic cortical neuron CL4023038
    CSI 1.6
    rCSI 5.0%
    PRS 47.9%
  • colonocyte CL1000347
    CSI 1.6
    rCSI 2.3%
    PRS 67.7%
  • sst GABAergic cortical interneuron CL4023017
    CSI 1.6
    rCSI 2.1%
    PRS 47.5%
  • retina horizontal cell CL0000745
    CSI 1.6
    rCSI 2.5%
    PRS 61.2%
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 1.7
    rCSI 1.7%
    PRS 77.1%
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 1.7
    rCSI 1.5%
    PRS 61.7%
  • Kupffer cell CL0000091
    CSI 1.7
    rCSI 3.8%
    PRS 64.8%
  • epithelial cell of lower respiratory tract CL0002632
    CSI 1.7
    rCSI 1.3%
    PRS 67.3%
  • intestinal epithelial cell CL0002563
    CSI 1.7
    rCSI 1.8%
    PRS 62.7%
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 1.7
    rCSI 1.2%
    PRS 78.0%
  • CD8-positive, alpha-beta cytotoxic T cell CL0000794
    CSI 1.7
    rCSI 2.1%
    PRS 83.6%
  • group 3 innate lymphoid cell CL0001071
    CSI 1.8
    rCSI 1.3%
    PRS 70.4%
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 1.8
    rCSI 7.0%
    PRS 84.1%
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 1.8
    rCSI 1.4%
    PRS 65.5%
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 1.9
    rCSI 6.8%
    PRS 44.5%
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 1.9
    rCSI 4.9%
    PRS 59.8%
  • glial cell CL0000125
    CSI 1.9
    rCSI 7.2%
    PRS 55.3%
  • activated type II NK T cell CL0000931
    CSI 1.9
    rCSI 2.2%
    PRS 80.9%
  • common myeloid progenitor CL0000049
    CSI 1.9
    rCSI 1.5%
    PRS 66.3%
  • glioblast CL0000030
    CSI 1.9
    rCSI 3.1%
    PRS 57.1%
  • hepatocyte CL0000182
    CSI 2.0
    rCSI 3.5%
    PRS 64.0%
  • vascular leptomeningeal cell CL4023051
    CSI 2.0
    rCSI 3.4%
    PRS 56.8%
  • lung secretory cell CL1000272
    CSI 2.0
    rCSI 4.9%
    PRS 63.3%
  • retinal ganglion cell CL0000740
    CSI 2.0
    rCSI 4.4%
    PRS 50.8%
  • plasmacytoid dendritic cell, human CL0001058
    CSI 2.0
    rCSI 1.4%
    PRS 67.5%
  • renal alpha-intercalated cell CL0005011
    CSI 2.0
    rCSI 2.7%
    PRS 73.7%
  • neural progenitor cell CL0011020
    CSI 2.1
    rCSI 9.1%
    PRS 54.9%
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 2.1
    rCSI 2.9%
    PRS 61.2%
  • hepatic stellate cell CL0000632
    CSI 2.1
    rCSI 7.8%
    PRS 56.7%
  • cerebral cortex endothelial cell CL1001602
    CSI 2.1
    rCSI 3.6%
    PRS 54.9%
  • radial glial cell CL0000681
    CSI 2.1
    rCSI 3.0%
    PRS 63.2%
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 2.2
    rCSI 2.5%
    PRS 57.6%
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.2
    rCSI 52.5%
    PRS 46.1%
  • pulmonary ionocyte CL0017000
    CSI 2.2
    rCSI 2.7%
    PRS 72.2%
  • precursor B cell CL0000817
    CSI 2.2
    rCSI 1.9%
    PRS 73.9%
  • regulatory T cell CL0000815
    CSI 2.2
    rCSI 2.6%
    PRS 73.7%
  • alpha-beta T cell CL0000789
    CSI 2.2
    rCSI 2.6%
    PRS 80.8%
  • immature B cell CL0000816
    CSI 2.2
    rCSI 1.7%
    PRS 78.1%
  • blood vessel endothelial cell CL0000071
    CSI 2.3
    rCSI 4.7%
    PRS 61.9%
  • epithelial cell of lung CL0000082
    CSI 2.3
    rCSI 1.9%
    PRS 64.2%
  • CD4-positive, CD25-positive, alpha-beta regulatory T cell CL0000792
    CSI 2.3
    rCSI 2.3%
    PRS 80.4%
  • neural crest cell CL0011012
    CSI 2.3
    rCSI 1.8%
    PRS 51.6%
  • direct pathway medium spiny neuron CL4023026
    CSI 2.4
    rCSI 56.5%
    PRS 45.3%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 2.4
    rCSI 4.2%
    PRS 45.3%
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 2.5
    rCSI 6.4%
    PRS 64.5%
  • pancreatic D cell CL0000173
    CSI 2.5
    rCSI 2.4%
    PRS 67.6%
  • pancreatic A cell CL0000171
    CSI 2.5
    rCSI 2.6%
    PRS 68.3%
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 2.5
    rCSI 3.2%
    PRS 61.7%
  • blood vessel smooth muscle cell CL0019018
    CSI 2.5
    rCSI 20.5%
    PRS 58.1%
  • Mueller cell CL0000636
    CSI 2.5
    rCSI 5.8%
    PRS 56.4%
  • type B pancreatic cell CL0000169
    CSI 2.6
    rCSI 5.8%
    PRS 62.9%
  • unswitched memory B cell CL0000970
    CSI 2.6
    rCSI 2.2%
    PRS 81.3%
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 2.7
    rCSI 7.9%
    PRS 67.5%
  • interneuron CL0000099
    CSI 2.7
    rCSI 5.4%
    PRS 53.8%
  • pro-B cell CL0000826
    CSI 2.8
    rCSI 2.3%
    PRS 67.2%
  • choroid plexus epithelial cell CL0000706
    CSI 2.8
    rCSI 4.6%
    PRS 53.9%
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 2.8
    rCSI 3.5%
    PRS 44.4%
  • GABAergic neuron CL0000617
    CSI 2.9
    rCSI 9.7%
    PRS 49.6%
  • rod bipolar cell CL0000751
    CSI 3.0
    rCSI 5.3%
    PRS 58.0%
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 3.0
    rCSI 2.3%
    PRS 77.8%
  • Bergmann glial cell CL0000644
    CSI 3.0
    rCSI 4.1%
    PRS 57.9%
  • ionocyte CL0005006
    CSI 3.0
    rCSI 3.2%
    PRS 64.6%
  • multi-ciliated epithelial cell CL0005012
    CSI 3.2
    rCSI 3.2%
    PRS 58.2%
  • melanocyte CL0000148
    CSI 3.2
    rCSI 2.4%
    PRS 57.4%
  • cerebellar granule cell CL0001031
    CSI 3.2
    rCSI 4.8%
    PRS 58.1%
  • astrocyte of the cerebral cortex CL0002605
    CSI 3.3
    rCSI 7.3%
    PRS 46.9%
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 3.7
    rCSI 9.0%
    PRS 44.7%
  • goblet cell CL0000160
    CSI 3.8
    rCSI 3.6%
    PRS 64.1%
  • cardiac endothelial cell CL0010008
    CSI 3.8
    rCSI 15.2%
    PRS 63.7%
  • double negative thymocyte CL0002489
    CSI 3.9
    rCSI 2.7%
    PRS 76.0%
  • renal beta-intercalated cell CL0002201
    CSI 4.0
    rCSI 9.6%
    PRS 65.4%
  • CD4-positive, alpha-beta cytotoxic T cell CL0000934
    CSI 4.1
    rCSI 5.7%
    PRS 83.4%
  • stem cell CL0000034
    CSI 4.2
    rCSI 4.0%
    PRS 55.6%
  • retinal rod cell CL0000604
    CSI 4.4
    rCSI 7.7%
    PRS 61.3%
  • regular ventricular cardiac myocyte CL0002131
    CSI 4.6
    rCSI 28.8%
    PRS 56.6%
  • mesodermal cell CL0000222
    CSI 4.7
    rCSI 5.7%
    PRS 62.9%

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)

Loading network (please wait)...

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 [MAPKAPK5](/details-gene/8550) (Mitogen-activated protein kinase-activated protein kinase 5), also known as PRAK, is a protein-coding gene that encodes a calcium-dependent protein serine/threonine kinase. Functionally, it is a key downstream effector in the p38 MAPK signaling cascade ([Link](https://doi.org/10.1093/emboj/17.12.3372)), playing a critical role in cellular stress responses, signal transduction, and the regulation of gene expression. Expression data indicates that **Overall**, [MAPKAPK5](/details-gene/8550) is most significant in epidermal cells, such as `[basal cell of epidermis](/details-cell/CL0002187)`, and in various T lymphocyte populations, including `[helper T cell](/details-cell/CL0000912)`, suggesting important roles in both skin homeostasis and adaptive immunity. Its established involvement in pathways like `[Cellular senescence](/details-go/GO0090398)` and `[Regulation of tp53 activity](/details-reactome/R-HSA-5633007)` points to its function as a tumor suppressor, particularly through its role in Ras-induced senescence ([Link](https://doi.org/10.1016/j.cell.2006.11.050)). ## Cellular Roles and Expression Landscape The expression profile of [MAPKAPK5](/details-gene/8550) reveals its significance in diverse cellular contexts, with a particular prominence in epithelial and immune cell types. **Overall**, the gene shows the highest significance in the `[basal cell of epidermis](/details-cell/CL0002187)` (CSI: 30.94), with strong expression also noted in `[suprabasal keratinocyte](/details-cell/CL4033013)` and `[melanocyte of skin](/details-cell/CL1000458)`. This pattern suggests a fundamental role for [MAPKAPK5](/details-gene/8550) in the maintenance, differentiation, and stress response of the skin. Concurrently, [MAPKAPK5](/details-gene/8550) is a significant gene within the adaptive immune system, with high CSI scores in `[helper T cell](/details-cell/CL0000912)` (CSI: 27.66), `[CD8-positive, alpha-beta memory T cell, CD45RO-positive](/details-cell/CL0001203)` (CSI: 26.89), and `[cytotoxic T cell](/details-cell/CL0000910)`. This expression pattern is consistent with its function as a signaling molecule downstream of the p38 MAPK pathway, which is integral to T cell activation and response to stimuli. The broader expression in other specialized cells like `[chondrocyte](/details-cell/CL0000138)` and `[lung neuroendocrine cell](/details-cell/CL1000223)` underscores its widespread importance in cellular signaling across multiple tissues. ## Pathways and Molecular Function [MAPKAPK5](/details-gene/8550) functions primarily as a protein serine/threonine kinase (`[GO:0004674](https://www.ebi.ac.uk/QuickGO/term/GO:0004674)`) within the `[Mapk family signaling cascades](/details-reactome/R-HSA-5683057)`. As a substrate of p38 MAP kinase, its subcellular localization and activity are tightly regulated, shuttling between the cytoplasm (`[GO:0005737](https://www.ebi.ac.uk/QuickGO/term/GO:0005737)`) and nucleus (`[GO:0005634](https://www.ebi.ac.uk/QuickGO/term/GO:0005634)`) to phosphorylate its targets ([Link](https://doi.org/10.1091/mbc.e02-08-0538)). A critical function of [MAPKAPK5](/details-gene/8550) is its involvement in `[Cellular senescence](/details-reactome/R-HSA-2559583)`, particularly `[Oxidative stress induced senescence](/details-reactome/R-HSA-2559580)`. Research has shown that [MAPKAPK5](/details-gene/8550) is essential for senescence triggered by oncogenic Ras, acting as a critical barrier to tumorigenesis ([Link](https://doi.org/10.1016/j.cell.2006.11.050)). This tumor-suppressive role is further supported by its participation in the `[Transcriptional regulation by tp53](/details-reactome/R-HSA-3700989)`, where it can bind p53 (`[GO:0002039](https://www.ebi.ac.uk/QuickGO/term/GO:0002039)`) and influence its activity. Moreover, [MAPKAPK5](/details-gene/8550) forms a negative feedback loop with the Myc oncogene, a mechanism that is frequently disrupted in colorectal cancer ([Link](https://doi.org/10.1016/j.molcel.2011.01.023)). Its functions also extend to regulating the actin cytoskeleton, thereby influencing cell migration ([Link](https://doi.org/10.1016/j.cellsig.2007.07.016)). ## Research Directions The established role of [MAPKAPK5](/details-gene/8550) as a tumor suppressor and stress-response kinase, combined with its specific expression patterns, provides a foundation for several testable hypotheses. 1. Given its high significance in `[basal cell of epidermis](/details-cell/CL0002187)` and its link to stress-induced senescence, it is hypothesized that [MAPKAPK5](/details-gene/8550) acts as a guardian of genomic integrity in the skin, initiating a senescence program in response to UV radiation or other environmental stressors to prevent the proliferation of damaged keratinocytes and subsequent development of skin cancer. 2. Considering its high expression in memory and cytotoxic T cells and its function in the p38 MAPK stress pathway, it is hypothesized that chronic activation of [MAPKAPK5](/details-gene/8550) in T cells within a tumor microenvironment contributes to T cell exhaustion by promoting a senescence-like state, thereby limiting durable anti-tumor immunity. To test the first hypothesis regarding its role in skin, a compelling experiment would be to generate a conditional knockout of [MAPKAPK5](/details-gene/8550) in the epidermal layer of a mouse model. These mice, along with wild-type controls, would be subjected to chronic low-dose UVB radiation. The development of skin lesions and tumors would be monitored over time. Additionally, skin biopsies would be analyzed at various time points post-irradiation for markers of senescence (SA-beta-gal, p16/INK4a), DNA damage (gamma-H2AX foci), and apoptosis (cleaved caspase-3) using immunohistochemistry and qPCR to determine if [MAPKAPK5](/details-gene/8550) deficiency accelerates UV-induced carcinogenesis by impairing the cellular senescence response. Based on its demonstrated function as a tumor suppressor essential for inducing senescence ([Link](https://doi.org/10.1016/j.cell.2006.11.050)), [MAPKAPK5](/details-gene/8550) represents a potential therapeutic target. The therapeutic strategy would focus on *activation* or restoration of its function, not inhibition. Developing small-molecule activators of [MAPKAPK5](/details-gene/8550) kinase activity could be a novel approach for cancers where its pathway is silenced, potentially re-engaging the senescence barrier to halt tumor progression. This may be particularly relevant in cancers driven by Myc or Ras mutations, where the [MAPKAPK5](/details-gene/8550)-mediated negative feedback is often lost.

Genular Protein ID: 649870493

Symbol: MAPK5_HUMAN

Name: MAP kinase-activated protein kinase 5

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 9628874

Title: PRAK, a novel protein kinase regulated by the p38 MAP kinase.

PubMed ID: 9628874

DOI: 10.1093/emboj/17.12.3372

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: 17974005

Title: The full-ORF clone resource of the German cDNA consortium.

PubMed ID: 17974005

DOI: 10.1186/1471-2164-8-399

PubMed ID: 10708586

Title: p62 functions as a p38 MAP kinase regulator.

PubMed ID: 10708586

DOI: 10.1006/bbrc.2000.2333

PubMed ID: 12808055

Title: Regulation of PRAK subcellular location by p38 MAP kinases.

PubMed ID: 12808055

DOI: 10.1091/mbc.e02-08-0538

PubMed ID: 17728103

Title: 14-3-3epsilon inhibits MK5-mediated cell migration by disrupting F-actin polymerization.

PubMed ID: 17728103

DOI: 10.1016/j.cellsig.2007.07.016

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

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: 19166925

Title: PKA-induced F-actin rearrangement requires phosphorylation of Hsp27 by the MAPKAP kinase MK5.

PubMed ID: 19166925

DOI: 10.1016/j.cellsig.2009.01.009

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: 23186163

Title: Toward a comprehensive characterization of a human cancer cell phosphoproteome.

PubMed ID: 23186163

DOI: 10.1021/pr300630k

PubMed ID: 17344846

Title: Patterns of somatic mutation in human cancer genomes.

PubMed ID: 17344846

DOI: 10.1038/nature05610

PubMed ID: 17254968

Title: PRAK is essential for ras-induced senescence and tumor suppression.

PubMed ID: 17254968

DOI: 10.1016/j.cell.2006.11.050

PubMed ID: 21329882

Title: The MK5/PRAK kinase and Myc form a negative feedback loop that is disrupted during colorectal tumorigenesis.

PubMed ID: 21329882

DOI: 10.1016/j.molcel.2011.01.023

PubMed ID: 20227494

Title: Mitogen-activated protein kinase p38 and MK2, MK3 and MK5: menage a trois or menage a quatre?

PubMed ID: 20227494

DOI: 10.1016/j.cellsig.2010.03.002

PubMed ID: 33442026

Title: Biallelic truncating variants in MAPKAPK5 cause a new developmental disorder involving neurological, cardiac, and facial anomalies combined with synpolydactyly.

PubMed ID: 33442026

DOI: 10.1038/s41436-020-01052-2

Sequence Information:

  • Length: 473
  • Mass: 54220
  • Checksum: F3D9DDC83CC0C49D
  • Sequence:
  • MSEESDMDKA IKETSILEEY SINWTQKLGA GISGPVRVCV KKSTQERFAL KILLDRPKAR 
    NEVRLHMMCA THPNIVQIIE VFANSVQFPH ESSPRARLLI VMEMMEGGEL FHRISQHRHF 
    TEKQASQVTK QIALALRHCH LLNIAHRDLK PENLLFKDNS LDAPVKLCDF GFAKIDQGDL 
    MTPQFTPYYV APQVLEAQRR HQKEKSGIIP TSPTPYTYNK SCDLWSLGVI IYVMLCGYPP 
    FYSKHHSRTI PKDMRRKIMT GSFEFPEEEW SQISEMAKDV VRKLLKVKPE ERLTIEGVLD 
    HPWLNSTEAL DNVLPSAQLM MDKAVVAGIQ QAHAEQLANM RIQDLKVSLK PLHSVNNPIL 
    RKRKLLGTKP KDSVYIHDHE NGAEDSNVAL EKLRDVIAQC ILPQAGKGEN EDEKLNEVMQ 
    EAWKYNRECK LLRDTLQSFS WNGRGFTDKV DRLKLAEIVK QVIEEQTTSH ESQ