Details for: PHKB

Gene ID: 5257

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: PHKB

Ensembl ID: ENSG00000102893

Description: phosphorylase kinase regulatory subunit beta

Cell Significance Landscape

Associated with

Significant Cells

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

  • sst GABAergic cortical interneuron CL4023017
    CSI 48.66
    rCSI 62.73%
    PRS 17.88
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 39.85
    rCSI 49.58%
    PRS 16.25
  • VIP GABAergic cortical interneuron CL4023016
    CSI 36.84
    rCSI 44.01%
    PRS 17.09
  • sncg GABAergic cortical interneuron CL4023015
    CSI 32.52
    rCSI 52.3%
    PRS 18.8
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 29.57
    rCSI 52.23%
    PRS 16.81
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 26.2
    rCSI 63.68%
    PRS 16.87
  • cerebral cortex endothelial cell CL1001602
    CSI 23.17
    rCSI 40.08%
    PRS 21.57
  • L6b glutamatergic cortical neuron CL4023038
    CSI 21.86
    rCSI 68.31%
    PRS 18.12
  • intestine goblet cell CL0019031
    CSI 21.45
    rCSI 19.04%
    PRS 27.95
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 21.03
    rCSI 79.47%
    PRS 18.01
  • retinal ganglion cell CL0000740
    CSI 20.96
    rCSI 46.3%
    PRS 20.19
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 20.27
    rCSI 72.95%
    PRS 16.41
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 19.61
    rCSI 32.91%
    PRS 17.28
  • ionocyte CL0005006
    CSI 19.51
    rCSI 20.91%
    PRS 25.96
  • early lymphoid progenitor CL0000936
    CSI 19.3
    rCSI 16.95%
    PRS 31.92
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 17.89
    rCSI 55.96%
    PRS 19.71
  • Kupffer cell CL0000091
    CSI 15.49
    rCSI 35.43%
    PRS 27.44
  • epithelial cell CL0000066
    CSI 15.48
    rCSI 23.79%
    PRS 34.6
  • M cell of gut CL0000682
    CSI 14.7
    rCSI 15.62%
    PRS 44.15
  • blood vessel endothelial cell CL0000071
    CSI 13.87
    rCSI 28.79%
    PRS 27.55
  • fraction A pre-pro B cell CL0002045
    CSI 13.3
    rCSI 15.23%
    PRS 50.93
  • pulmonary ionocyte CL0017000
    CSI 12.83
    rCSI 15.62%
    PRS 34.39
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 12.68
    rCSI 74.66%
    PRS 18.16
  • immature B cell CL0000816
    CSI 11.56
    rCSI 8.59%
    PRS 39.63
  • enterocyte CL0000584
    CSI 10.93
    rCSI 17.63%
    PRS 39.37
  • central nervous system neuron CL2000029
    CSI 10.56
    rCSI 77.63%
    PRS 18.51
  • neuron CL0000540
    CSI 10.39
    rCSI 27.67%
    PRS 24.16
  • glioblast CL0000030
    CSI 10.3
    rCSI 16.43%
    PRS 23.98
  • promonocyte CL0000559
    CSI 9.95
    rCSI 17.05%
    PRS 36.74
  • elicited macrophage CL0000861
    CSI 9.58
    rCSI 8.79%
    PRS 33.3
  • cerebellar granule cell CL0001031
    CSI 9.49
    rCSI 13.95%
    PRS 25.96
  • cardiac muscle cell CL0000746
    CSI 9.04
    rCSI 12.97%
    PRS 22.06
  • basophil CL0000767
    CSI 8.97
    rCSI 18.98%
    PRS 50.47
  • ependymal cell CL0000065
    CSI 8.94
    rCSI 18.14%
    PRS 15.78
  • lung neuroendocrine cell CL1000223
    CSI 8.58
    rCSI 12.68%
    PRS 31.83
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 8.5
    rCSI 10.91%
    PRS 26.75
  • Hofbauer cell CL3000001
    CSI 8.45
    rCSI 15.94%
    PRS 35.39
  • hepatocyte CL0000182
    CSI 8.26
    rCSI 14.79%
    PRS 26.2
  • lung ciliated cell CL1000271
    CSI 8.15
    rCSI 9.42%
    PRS 20.91
  • small intestine goblet cell CL1000495
    CSI 7.93
    rCSI 17.37%
    PRS 36.75
  • fallopian tube secretory epithelial cell CL4030006
    CSI 7.89
    rCSI 7.59%
    PRS 28.9
  • IgA plasma cell CL0000987
    CSI 7.27
    rCSI 7.45%
    PRS 46.93
  • lung macrophage CL1001603
    CSI 7.17
    rCSI 16.01%
    PRS 32.72
  • blood vessel smooth muscle cell CL0019018
    CSI 7.16
    rCSI 58.25%
    PRS 26.19
  • kidney connecting tubule epithelial cell CL1000768
    CSI 7.14
    rCSI 18.1%
    PRS 21.57
  • myoepithelial cell CL0000185
    CSI 7.12
    rCSI 18%
    PRS 34.32
  • retinal bipolar neuron CL0000748
    CSI 7.01
    rCSI 13.14%
    PRS 20.77
  • enteroendocrine cell CL0000164
    CSI 6.52
    rCSI 8.91%
    PRS 30.72
  • naive B cell CL0000788
    CSI 6.52
    rCSI 5.59%
    PRS 39.98
  • Langerhans cell CL0000453
    CSI 6.47
    rCSI 9.88%
    PRS 45.76
  • CD14-positive monocyte CL0001054
    CSI 6.15
    rCSI 7.67%
    PRS 37.87
  • endothelial cell of vascular tree CL0002139
    CSI 6.06
    rCSI 33.13%
    PRS 37.37
  • Mueller cell CL0000636
    CSI 6.04
    rCSI 13.79%
    PRS 24.07
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 5.89
    rCSI 4.54%
    PRS 26.42
  • transit amplifying cell of colon CL0009011
    CSI 5.87
    rCSI 6.89%
    PRS 31.79
  • hepatic stellate cell CL0000632
    CSI 5.82
    rCSI 21.82%
    PRS 23.66
  • radial glial cell CL0000681
    CSI 5.67
    rCSI 7.88%
    PRS 28.19
  • duct epithelial cell CL0000068
    CSI 5.63
    rCSI 8.23%
    PRS 29.85
  • IgG plasma cell CL0000985
    CSI 5.57
    rCSI 6.68%
    PRS 45.78
  • retinal rod cell CL0000604
    CSI 5.49
    rCSI 9.67%
    PRS 27.24
  • renal beta-intercalated cell CL0002201
    CSI 5.43
    rCSI 12.95%
    PRS 31.04
  • adipocyte CL0000136
    CSI 5.32
    rCSI 6.83%
    PRS 26.76
  • goblet cell CL0000160
    CSI 5.27
    rCSI 4.98%
    PRS 29.22
  • retinal pigment epithelial cell CL0002586
    CSI 5.23
    rCSI 10.39%
    PRS 29
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 5.19
    rCSI 6%
    PRS 24.24
  • neuroendocrine cell CL0000165
    CSI 5.18
    rCSI 20.04%
    PRS 48.65
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 5.06
    rCSI 13.09%
    PRS 25.83
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 5
    rCSI 15.4%
    PRS 39.92
  • inhibitory interneuron CL0000498
    CSI 4.89
    rCSI 11.28%
    PRS 22.94
  • alveolar macrophage CL0000583
    CSI 4.84
    rCSI 7.98%
    PRS 32.62
  • ciliated cell CL0000064
    CSI 4.84
    rCSI 7.84%
    PRS 27.82
  • ON parasol ganglion cell CL4033052
    CSI 4.76
    rCSI 67.5%
    PRS 23.03
  • erythroblast CL0000765
    CSI 4.74
    rCSI 12.57%
    PRS 40.76
  • enteroendocrine cell of colon CL0009042
    CSI 4.71
    rCSI 22.07%
    PRS 58.04
  • choroid plexus epithelial cell CL0000706
    CSI 4.63
    rCSI 7.58%
    PRS 21.81
  • ON-bipolar cell CL0000749
    CSI 4.59
    rCSI 6.83%
    PRS 31.51
  • neural cell CL0002319
    CSI 4.54
    rCSI 17.15%
    PRS 30.57
  • interneuron CL0000099
    CSI 4.49
    rCSI 9.02%
    PRS 20.94
  • mucosal invariant T cell CL0000940
    CSI 4.49
    rCSI 3.63%
    PRS 39.83
  • rod bipolar cell CL0000751
    CSI 4.46
    rCSI 8.02%
    PRS 23.44
  • mature T cell CL0002419
    CSI 4.45
    rCSI 3.46%
    PRS 40.63
  • mononuclear phagocyte CL0000113
    CSI 4.45
    rCSI 9.8%
    PRS 31.61
  • pulmonary capillary endothelial cell CL4028001
    CSI 4.4
    rCSI 8.38%
    PRS 42.97
  • neural crest cell CL0011012
    CSI 4.39
    rCSI 3.47%
    PRS 19.45
  • basal cell CL0000646
    CSI 4.38
    rCSI 5.86%
    PRS 30.13
  • fibroblast of lung CL0002553
    CSI 4.27
    rCSI 3.97%
    PRS 28.02
  • retinal cone cell CL0000573
    CSI 4.25
    rCSI 6.84%
    PRS 21.61
  • endothelial cell of arteriole CL1000412
    CSI 4.24
    rCSI 23.51%
    PRS 57.07
  • placental villous trophoblast CL2000060
    CSI 4.21
    rCSI 6.51%
    PRS 26.36
  • hematopoietic precursor cell CL0008001
    CSI 4.19
    rCSI 4.31%
    PRS 43.13
  • central nervous system macrophage CL0000878
    CSI 4.14
    rCSI 13.71%
    PRS 31.28
  • ciliated epithelial cell CL0000067
    CSI 4.08
    rCSI 3.59%
    PRS 20.59
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 4.06
    rCSI 9.71%
    PRS 20.13
  • S cone cell CL0003050
    CSI 4.05
    rCSI 17.79%
    PRS 26.44
  • regular ventricular cardiac myocyte CL0002131
    CSI 3.96
    rCSI 24.73%
    PRS 22.62
  • lung secretory cell CL1000272
    CSI 3.96
    rCSI 9.79%
    PRS 26.2
  • GABAergic amacrine cell CL4030027
    CSI 3.95
    rCSI 13.52%
    PRS 24.01
  • paneth cell CL0000510
    CSI 3.74
    rCSI 5.53%
    PRS 42.44
  • cardiac neuron CL0010022
    CSI 3.65
    rCSI 11.69%
    PRS 24.5
  • colonocyte CL1000347
    CSI 3.62
    rCSI 5.19%
    PRS 36.2
  • vein endothelial cell of respiratory system CL4033008
    CSI 0.1
    rCSI 0.6%
    PRS 49.2%
  • pancreatic stellate cell CL0002410
    CSI 0.2
    rCSI 1.0%
    PRS 39.5%
  • erythroid progenitor cell CL0000038
    CSI 0.2
    rCSI 1.3%
    PRS 39.1%
  • CD14-positive, CD16-negative classical monocyte CL0002057
    CSI 0.3
    rCSI 2.1%
    PRS 54.9%
  • myeloid lineage restricted progenitor cell CL0000839
    CSI 0.3
    rCSI 1.8%
    PRS 50.5%
  • enterocyte of epithelium of small intestine CL1000334
    CSI 0.4
    rCSI 5.4%
    PRS 57.9%
  • flat midget bipolar cell CL4033033
    CSI 0.5
    rCSI 3.4%
    PRS 27.6%
  • pancreatic A cell CL0000171
    CSI 0.5
    rCSI 0.5%
    PRS 29.7%
  • tissue-resident macrophage CL0000864
    CSI 0.5
    rCSI 2.3%
    PRS 49.1%
  • type EC enteroendocrine cell CL0000577
    CSI 0.5
    rCSI 1.8%
    PRS 42.5%
  • alveolar adventitial fibroblast CL4028006
    CSI 0.5
    rCSI 0.8%
    PRS 28.3%
  • diffuse bipolar 3a cell CL4033029
    CSI 0.5
    rCSI 3.6%
    PRS 28.4%
  • diffuse bipolar 1 cell CL4033027
    CSI 0.6
    rCSI 4.2%
    PRS 28.2%
  • diffuse bipolar 2 cell CL4033028
    CSI 0.6
    rCSI 4.4%
    PRS 29.1%
  • endothelial cell of venule CL1000414
    CSI 0.6
    rCSI 5.2%
    PRS 67.6%
  • H2 horizontal cell CL0004218
    CSI 0.6
    rCSI 3.0%
    PRS 29.6%
  • pancreatic PP cell CL0002275
    CSI 0.6
    rCSI 2.4%
    PRS 44.3%
  • melanocyte of skin CL1000458
    CSI 0.6
    rCSI 0.8%
    PRS 15.7%
  • serotonergic neuron CL0000850
    CSI 0.6
    rCSI 2.9%
    PRS 19.7%
  • amacrine cell CL0000561
    CSI 0.7
    rCSI 2.0%
    PRS 22.2%
  • intestinal crypt stem cell of colon CL0009043
    CSI 0.7
    rCSI 5.2%
    PRS 47.6%
  • podocyte CL0000653
    CSI 0.7
    rCSI 3.1%
    PRS 27.1%
  • midbrain dopaminergic neuron CL2000097
    CSI 0.7
    rCSI 4.5%
    PRS 38.6%
  • luminal epithelial cell of mammary gland CL0002326
    CSI 0.7
    rCSI 1.3%
    PRS 41.8%
  • starburst amacrine cell CL0004232
    CSI 0.7
    rCSI 6.0%
    PRS 28.8%
  • invaginating midget bipolar cell CL4033034
    CSI 0.8
    rCSI 4.4%
    PRS 28.8%
  • bronchial goblet cell CL1000312
    CSI 0.8
    rCSI 3.0%
    PRS 51.7%
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 0.8
    rCSI 8.0%
    PRS 33.0%
  • microcirculation associated smooth muscle cell CL0008035
    CSI 0.8
    rCSI 2.3%
    PRS 31.0%
  • cardiac blood vessel endothelial cell CL0010006
    CSI 0.8
    rCSI 5.8%
    PRS 28.1%
  • OFFx cell CL4033036
    CSI 0.8
    rCSI 3.9%
    PRS 28.9%
  • diffuse bipolar 6 cell CL4033032
    CSI 0.8
    rCSI 4.3%
    PRS 30.5%
  • innate lymphoid cell CL0001065
    CSI 0.9
    rCSI 1.8%
    PRS 38.1%
  • transit amplifying cell of small intestine CL0009012
    CSI 0.9
    rCSI 3.9%
    PRS 47.6%
  • promyelocyte CL0000836
    CSI 1.0
    rCSI 1.5%
    PRS 37.4%
  • keratocyte CL0002363
    CSI 1.0
    rCSI 2.4%
    PRS 39.1%
  • mucus secreting cell CL0000319
    CSI 1.0
    rCSI 1.7%
    PRS 35.8%
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 1.1
    rCSI 2.9%
    PRS 35.9%
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 1.1
    rCSI 4.3%
    PRS 44.8%
  • tracheal goblet cell CL1000329
    CSI 1.1
    rCSI 2.4%
    PRS 49.2%
  • transitional stage B cell CL0000818
    CSI 1.1
    rCSI 3.7%
    PRS 62.4%
  • mesangial cell CL0000650
    CSI 1.2
    rCSI 4.8%
    PRS 39.2%
  • endothelial cell of placenta CL0009092
    CSI 1.2
    rCSI 5.8%
    PRS 37.3%
  • enterocyte of epithelium of large intestine CL0002071
    CSI 1.2
    rCSI 6.2%
    PRS 44.1%
  • colon macrophage CL0009038
    CSI 1.2
    rCSI 5.6%
    PRS 51.6%
  • extravillous trophoblast CL0008036
    CSI 1.2
    rCSI 1.5%
    PRS 24.8%
  • small pre-B-II cell CL0000954
    CSI 1.2
    rCSI 1.2%
    PRS 51.5%
  • multi-ciliated epithelial cell CL0005012
    CSI 1.3
    rCSI 1.2%
    PRS 24.0%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI 1.3
    rCSI 3.6%
    PRS 41.2%
  • common lymphoid progenitor CL0000051
    CSI 1.3
    rCSI 1.7%
    PRS 49.2%
  • foveolar cell of stomach CL0002179
    CSI 1.3
    rCSI 2.7%
    PRS 42.1%
  • retina horizontal cell CL0000745
    CSI 1.3
    rCSI 2.0%
    PRS 25.9%
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 1.3
    rCSI 1.2%
    PRS 25.5%
  • type B pancreatic cell CL0000169
    CSI 1.3
    rCSI 3.0%
    PRS 25.9%
  • tracheobronchial smooth muscle cell CL0019019
    CSI 1.3
    rCSI 2.4%
    PRS 35.5%
  • contractile cell CL0000183
    CSI 1.4
    rCSI 4.0%
    PRS 27.1%
  • macroglial cell CL0000126
    CSI 1.4
    rCSI 3.6%
    PRS 33.6%
  • centrilobular region hepatocyte CL0019029
    CSI 1.4
    rCSI 3.7%
    PRS 39.2%
  • club cell CL0000158
    CSI 1.4
    rCSI 2.1%
    PRS 30.6%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 1.4
    rCSI 4.0%
    PRS 42.0%
  • serous secreting cell CL0000313
    CSI 1.4
    rCSI 7.2%
    PRS 71.4%
  • intestinal epithelial cell CL0002563
    CSI 1.4
    rCSI 1.5%
    PRS 28.7%
  • pancreatic ductal cell CL0002079
    CSI 1.4
    rCSI 2.8%
    PRS 29.0%
  • kidney loop of Henle thin descending limb epithelial cell CL1001111
    CSI 1.5
    rCSI 2.1%
    PRS 26.0%
  • granulocyte monocyte progenitor cell CL0000557
    CSI 1.5
    rCSI 1.3%
    PRS 31.2%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 1.5
    rCSI 3.2%
    PRS 21.3%
  • colon goblet cell CL0009039
    CSI 1.5
    rCSI 3.6%
    PRS 39.7%
  • pancreatic acinar cell CL0002064
    CSI 1.6
    rCSI 2.1%
    PRS 30.8%
  • mesodermal cell CL0000222
    CSI 1.6
    rCSI 1.9%
    PRS 27.1%
  • glycinergic amacrine cell CL4030028
    CSI 1.6
    rCSI 4.2%
    PRS 28.2%
  • enteroendocrine cell of small intestine CL0009006
    CSI 1.6
    rCSI 3.6%
    PRS 41.0%
  • renal principal cell CL0005009
    CSI 1.6
    rCSI 4.2%
    PRS 34.3%
  • neural progenitor cell CL0011020
    CSI 1.6
    rCSI 7.2%
    PRS 24.9%
  • respiratory suprabasal cell CL4033048
    CSI 1.7
    rCSI 2.1%
    PRS 32.2%
  • myeloid dendritic cell CL0000782
    CSI 1.7
    rCSI 2.4%
    PRS 41.4%
  • interstitial cell of Cajal CL0002088
    CSI 1.7
    rCSI 2.1%
    PRS 32.1%
  • pulmonary artery endothelial cell CL1001568
    CSI 1.7
    rCSI 2.3%
    PRS 40.1%
  • respiratory basal cell CL0002633
    CSI 1.7
    rCSI 1.8%
    PRS 32.8%
  • Bergmann glial cell CL0000644
    CSI 1.7
    rCSI 2.4%
    PRS 27.2%
  • glial cell CL0000125
    CSI 1.8
    rCSI 6.7%
    PRS 25.7%
  • acinar cell CL0000622
    CSI 1.8
    rCSI 2.6%
    PRS 36.5%
  • pulmonary alveolar type 1 cell CL0002062
    CSI 1.8
    rCSI 10.3%
    PRS 33.0%
  • mucous neck cell CL0000651
    CSI 1.8
    rCSI 2.6%
    PRS 41.7%
  • common dendritic progenitor CL0001029
    CSI 1.9
    rCSI 2.4%
    PRS 35.8%
  • endocardial cell CL0002350
    CSI 1.9
    rCSI 9.1%
    PRS 32.5%
  • astrocyte of the cerebral cortex CL0002605
    CSI 2.0
    rCSI 4.4%
    PRS 17.9%
  • BEST4+ enteroycte CL4030026
    CSI 2.0
    rCSI 2.5%
    PRS 30.0%
  • dendritic cell, human CL0001056
    CSI 2.0
    rCSI 3.1%
    PRS 33.3%
  • cerebral cortex pyramidal neuron CL4023111
    CSI 2.0
    rCSI 12.3%
    PRS 55.9%
  • epicardial adipocyte CL1000309
    CSI 2.1
    rCSI 6.7%
    PRS 32.4%
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 2.1
    rCSI 2.5%
    PRS 33.5%
  • fibroblast of cardiac tissue CL0002548
    CSI 2.1
    rCSI 10.1%
    PRS 24.9%
  • plasmablast CL0000980
    CSI 2.1
    rCSI 1.7%
    PRS 33.4%
  • mature B cell CL0000785
    CSI 2.2
    rCSI 1.9%
    PRS 34.8%
  • peripheral nervous system neuron CL2000032
    CSI 2.2
    rCSI 2.9%
    PRS 24.4%
  • pulmonary alveolar type 2 cell CL0002063
    CSI 2.2
    rCSI 3.4%
    PRS 39.3%
  • hematopoietic stem cell CL0000037
    CSI 2.2
    rCSI 1.5%
    PRS 32.5%
  • bronchus fibroblast of lung CL2000093
    CSI 2.2
    rCSI 1.8%
    PRS 29.1%
  • progenitor cell CL0011026
    CSI 2.2
    rCSI 4.7%
    PRS 37.3%
  • hematopoietic multipotent progenitor cell CL0000837
    CSI 2.2
    rCSI 5.3%
    PRS 42.8%

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 Analyzed for its expression specificity (CSI Z-Score), phosphorylase kinase regulatory subunit beta ([PHKB](/details-gene/5257)) is a crucial component of the enzyme complex responsible for glycogenolysis. However, the expression data suggests it is not a specific marker for any major cell type. Instead, its broad, low-specificity expression across diverse cell lineages, including neuronal, epithelial, and hematopoietic cells, points to a fundamental and widespread role in energy metabolism. Clinically, mutations in [PHKB](/details-gene/5257) are associated with autosomal recessive glycogen storage disease due to phosphorylase kinase deficiency ([OMIM: 172490](https://omim.org/entry/172490)). ## Cellular Roles and Expression Landscape The expression profile of [PHKB](/details-gene/5257), when evaluated for cell-type specificity, reveals its role as a broadly required metabolic gene rather than a distinguishing cellular marker. In the **Overall** context, its Cell Significance Index (CSI) Z-Score is 0.00 across a wide array of cell types, and its Percentile Rank Scores (PRS) are consistently low (typically below 32%). This indicates that the expression level of [PHKB](/details-gene/5257) does not significantly distinguish these cells from others, a finding supported by non-significant p-values. Despite its lack of specificity, [PHKB](/details-gene/5257) is consistently expressed in metabolically active and diverse cell populations. These include multiple neuronal subtypes such as [near-projecting glutamatergic cortical neuron](/details-cell/CL4023012), [L5 extratelencephalic projecting glutamatergic cortical neuron](/details-cell/CL4023041), and various GABAergic interneurons. Its presence is also noted in non-neuronal cells like [cerebral cortex endothelial cell](/details-cell/CL1001602), [intestine goblet cell](/details-cell/CL0019031), and even [early lymphoid progenitor](/details-cell/CL0000936). This widespread expression pattern is consistent with its fundamental function in energy mobilization, a process required by many different cell types to meet their metabolic demands. Therefore, rather than defining a cell's identity, the presence of [PHKB](/details-gene/5257) likely reflects a cell's capacity for rapid glucose mobilization from glycogen stores. ## Pathways and Molecular Function Consistent with its broad expression pattern, the functional annotations for [PHKB](/details-gene/5257) highlight its central role in core energy metabolism. As the beta regulatory subunit of the phosphorylase kinase complex ([GO:0005964](https://www.ebi.ac.uk/QuickGO/term/GO:0005964)), it is integral to the process of '[Glycogen breakdown (glycogenolysis)](https://reactome.org/content/detail/R-HSA-70221)'. This pathway is a critical part of '[Generation of precursor metabolites and energy](https://www.ebi.ac.uk/QuickGO/term/GO:0006091)' and overall '[Metabolism of carbohydrates](https://reactome.org/content/detail/R-HSA-71387)'. The phosphorylase kinase holoenzyme is a key regulator of glycogenolysis, activating glycogen phosphorylase to release glucose-1-phosphate from glycogen. The beta subunit, encoded by [PHKB](/details-gene/5257), is one of the regulatory components that confers sensitivity to allosteric effectors and phosphorylation signals. Its function involves '[Calmodulin binding](https://www.ebi.ac.uk/QuickGO/term/GO:0005516)', linking the enzyme's activity to intracellular calcium levels and ensuring that energy mobilization is tightly coupled to cellular signaling events. The clinical significance of this role is underscored by findings that mutations in [PHKB](/details-gene/5257) lead to autosomal recessive phosphorylase kinase deficiency in the liver, resulting in glycogen storage disease (PubMed: [9326319](https://pubmed.ncbi.nlm.nih.gov/9326319), [9402963](https://pubmed.ncbi.nlm.nih.gov/9402963)). ## Research Directions The provided data, focused on an **Overall** context, confirms the ubiquitous metabolic importance of [PHKB](/details-gene/5257) but does not allow for a direct comparative analysis between different biological states. Its non-specific expression profile suggests that the regulation of its *activity*, rather than its transcript abundance, may be the key determinant of cell-specific metabolic responses. **Testable Hypotheses:** 1. **Hypothesis:** The activity of the PHK complex, not the basal transcript level of [PHKB](/details-gene/5257), is dynamically and specifically regulated in neurons during periods of high synaptic activity. This regulation is primarily mediated by post-translational modifications driven by calcium influx. * **Experimental Approach:** Utilize primary cortical neuron cultures on multi-electrode arrays. Stimulate synchronized neuronal firing and perform time-resolved quantitative phosphoproteomics to measure the phosphorylation status of the PHK complex and its downstream target, glycogen phosphorylase. This would test if neuronal activity directly triggers the glycogenolytic pathway via PHK activation. 2. **Hypothesis:** Although [PHKB](/details-gene/5257) is broadly expressed, the subunit composition of the full phosphorylase kinase hexadecamer varies between tissues (e.g., brain vs. intestine), leading to distinct regulatory properties and sensitivities to metabolic cues. * **Experimental Approach:** Perform immunoprecipitation of the intact PHK complex using a PHKB-specific antibody from lysates of different human tissues (e.g., post-mortem brain tissue, intestinal organoids). Analyze the co-precipitated subunits and associated proteins via quantitative mass spectrometry to identify tissue-specific variations in complex composition. 3. **Hypothesis:** In the context of neurodegenerative diseases associated with metabolic dysregulation (e.g., Alzheimer's disease), the expression or function of [PHKB](/details-gene/5257) is impaired in vulnerable neuronal populations, contributing to a local energy deficit and exacerbating pathology. * **Experimental Approach:** Use spatial transcriptomics and proteomics on post-mortem brain tissue from Alzheimer's disease patients and healthy controls. Correlate the expression levels and phosphorylation status of [PHKB](/details-gene/5257) and related pathway components with proximity to amyloid plaques and areas of neurodegeneration. This could reveal a link between localized metabolic failure and disease progression. **Therapeutic Potential:** As the genetic basis for a known glycogen storage disease ([OMIM: 172490](https://omim.org/entry/172490)), [PHKB](/details-gene/5257) is a direct target for therapeutic intervention in affected patients, potentially through gene therapy or mRNA-based enzyme replacement. Furthermore, modulating the activity of the phosphorylase kinase complex could have broader applications. For instance, targeted activation of PHK in the brain might offer a neuroprotective strategy by boosting energy availability during ischemic events. Conversely, specific inhibitors could be developed to treat metabolic disorders characterized by inappropriate glycogenolysis, although the ubiquitous expression of [PHKB](/details-gene/5257) necessitates a highly targeted delivery mechanism to avoid systemic side effects.

Genular Protein ID: 1034760022

Symbol: KPBB_HUMAN

Name: Phosphorylase b kinase regulatory subunit beta

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 8681948

Title: Structure of the human gene encoding the phosphorylase kinase beta subunit (PHKB).

PubMed ID: 8681948

DOI: 10.1111/j.1432-1033.1996.0374z.x

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: 16964243

Title: A probability-based approach for high-throughput protein phosphorylation analysis and site localization.

PubMed ID: 16964243

DOI: 10.1038/nbt1240

PubMed ID: 18691976

Title: Kinase-selective enrichment enables quantitative phosphoproteomics of the kinome across the cell cycle.

PubMed ID: 18691976

DOI: 10.1016/j.molcel.2008.07.007

PubMed ID: 18669648

Title: A quantitative atlas of mitotic phosphorylation.

PubMed ID: 18669648

DOI: 10.1073/pnas.0805139105

PubMed ID: 19369195

Title: Large-scale proteomics analysis of the human kinome.

PubMed ID: 19369195

DOI: 10.1074/mcp.m800588-mcp200

PubMed ID: 20068231

Title: Quantitative phosphoproteomics reveals widespread full phosphorylation site occupancy during mitosis.

PubMed ID: 20068231

DOI: 10.1126/scisignal.2000475

PubMed ID: 21269460

Title: Initial characterization of the human central proteome.

PubMed ID: 21269460

DOI: 10.1186/1752-0509-5-17

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: 9326319

Title: Autosomal recessive phosphorylase kinase deficiency in liver, caused by mutations in the gene encoding the beta subunit (PHKB).

PubMed ID: 9326319

DOI: 10.1086/515502

PubMed ID: 9402963

Title: Phosphorylase-kinase-deficient liver glycogenosis with an unusual biochemical phenotype in blood cells associated with a missense mutation in the beta subunit gene (PHKB).

PubMed ID: 9402963

DOI: 10.1007/s004390050608

PubMed ID: 12825073

Title: Muscle glycogenosis with low phosphorylase kinase activity: mutations in PHKA1, PHKG1 or six other candidate genes explain only a minority of cases.

PubMed ID: 12825073

DOI: 10.1038/sj.ejhg.5200996

PubMed ID: 16959974

Title: The consensus coding sequences of human breast and colorectal cancers.

PubMed ID: 16959974

DOI: 10.1126/science.1133427

Sequence Information:

  • Length: 1093
  • Mass: 124884
  • Checksum: 48F05EE306195472
  • Sequence:
  • MAGAAGLTAE VSWKVLERRA RTKRSGSVYE PLKSINLPRP DNETLWDKLD HYYRIVKSTL 
    LLYQSPTTGL FPTKTCGGDQ KAKIQDSLYC AAGAWALALA YRRIDDDKGR THELEHSAIK 
    CMRGILYCYM RQADKVQQFK QDPRPTTCLH SVFNVHTGDE LLSYEEYGHL QINAVSLYLL 
    YLVEMISSGL QIIYNTDEVS FIQNLVFCVE RVYRVPDFGV WERGSKYNNG STELHSSSVG 
    LAKAALEAIN GFNLFGNQGC SWSVIFVDLD AHNRNRQTLC SLLPRESRSH NTDAALLPCI 
    SYPAFALDDE VLFSQTLDKV VRKLKGKYGF KRFLRDGYRT SLEDPNRCYY KPAEIKLFDG 
    IECEFPIFFL YMMIDGVFRG NPKQVQEYQD LLTPVLHHTT EGYPVVPKYY YVPADFVEYE 
    KNNPGSQKRF PSNCGRDGKL FLWGQALYII AKLLADELIS PKDIDPVQRY VPLKDQRNVS 
    MRFSNQGPLE NDLVVHVALI AESQRLQVFL NTYGIQTQTP QQVEPIQIWP QQELVKAYLQ 
    LGINEKLGLS GRPDRPIGCL GTSKIYRILG KTVVCYPIIF DLSDFYMSQD VFLLIDDIKN 
    ALQFIKQYWK MHGRPLFLVL IREDNIRGSR FNPILDMLAA LKKGIIGGVK VHVDRLQTLI 
    SGAVVEQLDF LRISDTEELP EFKSFEELEP PKHSKVKRQS STPSAPELGQ QPDVNISEWK 
    DKPTHEILQK LNDCSCLASQ AILLGILLKR EGPNFITKEG TVSDHIERVY RRAGSQKLWL 
    AVRYGAAFTQ KFSSSIAPHI TTFLVHGKQV TLGAFGHEEE VISNPLSPRV IQNIIYYKCN 
    THDEREAVIQ QELVIHIGWI ISNNPELFSG MLKIRIGWII HAMEYELQIR GGDKPALDLY 
    QLSPSEVKQL LLDILQPQQN GRCWLNRRQI DGSLNRTPTG FYDRVWQILE RTPNGIIVAG 
    KHLPQQPTLS DMTMYEMNFS LLVEDTLGNI DQPQYRQIVV ELLMVVSIVL ERNPELEFQD 
    KVDLDRLVKE AFNEFQKDQS RLKEIEKQDD MTSFYNTPPL GKRGTCSYLT KAVMNLLLEG 
    EVKPNNDDPC LIS