Details for: RCN2

Gene ID: 5955

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: RCN2

Ensembl ID: ENSG00000117906

Description: reticulocalbin 2

Cell Significance Landscape

Associated with

Significant Cells

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

  • neural crest cell CL0011012
    CSI 92.07
    rCSI 72.77%
    PRS 30.69
  • fallopian tube secretory epithelial cell CL4030006
    CSI 70.11
    rCSI 67.49%
    PRS 42.65
  • mesodermal cell CL0000222
    CSI 54.48
    rCSI 65.4%
    PRS 40.3
  • neuroblast (sensu Nematoda and Protostomia) CL0000338
    CSI 52.47
    rCSI 60.59%
    PRS 36.88
  • peripheral nervous system neuron CL2000032
    CSI 43.9
    rCSI 59.82%
    PRS 36.01
  • neuroblast (sensu Vertebrata) CL0000031
    CSI 42.6
    rCSI 54.67%
    PRS 40.16
  • radial glial cell CL0000681
    CSI 41.84
    rCSI 58.13%
    PRS 41.67
  • enteric smooth muscle cell CL0002504
    CSI 29.37
    rCSI 41.91%
    PRS 44.76
  • placental villous trophoblast CL2000060
    CSI 28.07
    rCSI 43.37%
    PRS 40.08
  • epithelial cell of lung CL0000082
    CSI 24.86
    rCSI 20.61%
    PRS 40.61
  • forebrain radial glial cell CL0013000
    CSI 24.86
    rCSI 79.76%
    PRS 49.89
  • glioblast CL0000030
    CSI 24.12
    rCSI 38.47%
    PRS 36.46
  • ciliated epithelial cell CL0000067
    CSI 19.98
    rCSI 17.57%
    PRS 32.02
  • extravillous trophoblast CL0008036
    CSI 19.72
    rCSI 24.39%
    PRS 38.19
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 19.54
    rCSI 32.8%
    PRS 27.55
  • tracheobronchial smooth muscle cell CL0019019
    CSI 18.59
    rCSI 32.79%
    PRS 50.57
  • activated CD4-positive, alpha-beta T cell CL0000896
    CSI 17.64
    rCSI 16.31%
    PRS 62.31
  • intestinal epithelial cell CL0002563
    CSI 17.12
    rCSI 17.89%
    PRS 41.72
  • group 3 innate lymphoid cell CL0001071
    CSI 14.81
    rCSI 11.13%
    PRS 45.28
  • stem cell CL0000034
    CSI 13.35
    rCSI 12.87%
    PRS 33.28
  • Schwann cell CL0002573
    CSI 13.24
    rCSI 37.64%
    PRS 42.23
  • mesenchymal cell CL0008019
    CSI 12.58
    rCSI 31.94%
    PRS 38.57
  • keratinocyte CL0000312
    CSI 12.34
    rCSI 10.34%
    PRS 47.16
  • choroid plexus epithelial cell CL0000706
    CSI 12.16
    rCSI 19.92%
    PRS 33.48
  • retina horizontal cell CL0000745
    CSI 11.92
    rCSI 18.17%
    PRS 38.94
  • pro-B cell CL0000826
    CSI 11.55
    rCSI 9.56%
    PRS 43.04
  • alpha-beta T cell CL0000789
    CSI 11.42
    rCSI 13.39%
    PRS 57.22
  • interstitial cell of Cajal CL0002088
    CSI 11.29
    rCSI 14.37%
    PRS 47.18
  • enterocyte CL0000584
    CSI 10.9
    rCSI 17.58%
    PRS 51.02
  • paneth cell CL0000510
    CSI 10.58
    rCSI 15.63%
    PRS 59.22
  • neural cell CL0002319
    CSI 10.34
    rCSI 39.02%
    PRS 36.24
  • amacrine cell CL0000561
    CSI 9.12
    rCSI 26.43%
    PRS 34.23
  • intestine goblet cell CL0019031
    CSI 9.07
    rCSI 8.05%
    PRS 41.3
  • brush cell of tracheobronchial tree CL0002075
    CSI 8.98
    rCSI 26.66%
    PRS 53.72
  • midbrain dopaminergic neuron CL2000097
    CSI 8.89
    rCSI 56.95%
    PRS 48.78
  • blood vessel endothelial cell CL0000071
    CSI 8.73
    rCSI 18.11%
    PRS 40.21
  • activated type II NK T cell CL0000931
    CSI 8.46
    rCSI 9.52%
    PRS 58.02
  • microcirculation associated smooth muscle cell CL0008035
    CSI 8.36
    rCSI 24.19%
    PRS 44.62
  • CD16-positive, CD56-dim natural killer cell, human CL0000939
    CSI 8.09
    rCSI 5.39%
    PRS 68.03
  • bronchus fibroblast of lung CL2000093
    CSI 8.06
    rCSI 6.55%
    PRS 43
  • common myeloid progenitor CL0000049
    CSI 7.95
    rCSI 6.42%
    PRS 42.6
  • early lymphoid progenitor CL0000936
    CSI 7.74
    rCSI 6.79%
    PRS 46.88
  • cerebral cortex GABAergic interneuron CL0010011
    CSI 7.73
    rCSI 22.81%
    PRS 46.08
  • vascular associated smooth muscle cell CL0000359
    CSI 7.71
    rCSI 24.99%
    PRS 45.22
  • mucus secreting cell CL0000319
    CSI 7.52
    rCSI 11.94%
    PRS 52.22
  • chondrocyte CL0000138
    CSI 7.25
    rCSI 11.52%
    PRS 35.82
  • melanocyte CL0000148
    CSI 7.16
    rCSI 5.3%
    PRS 36.29
  • multi-ciliated epithelial cell CL0005012
    CSI 7.06
    rCSI 7.04%
    PRS 36.67
  • myofibroblast cell CL0000186
    CSI 7.05
    rCSI 9.77%
    PRS 47.34
  • retinal blood vessel endothelial cell CL0002585
    CSI 7.05
    rCSI 11.26%
    PRS 45.64
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 6.91
    rCSI 4.08%
    PRS 56.53
  • pancreatic stellate cell CL0002410
    CSI 6.87
    rCSI 39.96%
    PRS 53
  • tuft cell of colon CL0009041
    CSI 6.75
    rCSI 15.72%
    PRS 60.23
  • L6b glutamatergic cortical neuron CL4023038
    CSI 6.48
    rCSI 20.26%
    PRS 28.68
  • VIP GABAergic cortical interneuron CL4023016
    CSI 6.46
    rCSI 7.72%
    PRS 27.54
  • epithelial cell CL0000066
    CSI 6.41
    rCSI 9.85%
    PRS 44.73
  • stromal cell of ovary CL0002132
    CSI 6.14
    rCSI 16.88%
    PRS 57.46
  • cerebral cortex endothelial cell CL1001602
    CSI 6.11
    rCSI 10.58%
    PRS 33.43
  • double negative thymocyte CL0002489
    CSI 6.01
    rCSI 4.18%
    PRS 50.29
  • perivascular cell CL4033054
    CSI 5.96
    rCSI 8.15%
    PRS 46.69
  • pancreatic D cell CL0000173
    CSI 5.96
    rCSI 5.86%
    PRS 44.26
  • memory B cell CL0000787
    CSI 5.95
    rCSI 5.88%
    PRS 76.54
  • secretory cell CL0000151
    CSI 5.92
    rCSI 6.18%
    PRS 42.75
  • lung pericyte CL0009089
    CSI 5.89
    rCSI 15.54%
    PRS 49.37
  • follicular B cell CL0000843
    CSI 5.77
    rCSI 20.98%
    PRS 75.9
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 5.51
    rCSI 5.61%
    PRS 54.88
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 5.44
    rCSI 4.14%
    PRS 53.12
  • squamous epithelial cell CL0000076
    CSI 5.4
    rCSI 12.81%
    PRS 47.92
  • enteric neuron CL0007011
    CSI 5.33
    rCSI 78.74%
    PRS 64.65
  • goblet cell CL0000160
    CSI 5.28
    rCSI 4.99%
    PRS 43.19
  • plasmablast CL0000980
    CSI 5.21
    rCSI 4.1%
    PRS 48.36
  • mononuclear phagocyte CL0000113
    CSI 5.17
    rCSI 11.38%
    PRS 45.9
  • common dendritic progenitor CL0001029
    CSI 5.1
    rCSI 6.4%
    PRS 51.49
  • CD4-positive, alpha-beta memory T cell CL0000897
    CSI 5.1
    rCSI 3.66%
    PRS 54.56
  • neuron CL0000540
    CSI 5.04
    rCSI 13.43%
    PRS 35.04
  • CD16-negative, CD56-bright natural killer cell, human CL0000938
    CSI 5.04
    rCSI 3.78%
    PRS 74.7
  • podocyte CL0000653
    CSI 5.02
    rCSI 22.31%
    PRS 40.75
  • retinal pigment epithelial cell CL0002586
    CSI 5
    rCSI 9.92%
    PRS 41.75
  • mesenchymal stem cell CL0000134
    CSI 4.9
    rCSI 53.65%
    PRS 58.92
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 4.86
    rCSI 8.58%
    PRS 26.62
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI 4.62
    rCSI 13.25%
    PRS 59.23
  • hematopoietic stem cell CL0000037
    CSI 4.57
    rCSI 3.04%
    PRS 46.08
  • cerebellar granule cell CL0001031
    CSI 4.56
    rCSI 6.7%
    PRS 38.54
  • lung macrophage CL1001603
    CSI 4.46
    rCSI 9.96%
    PRS 48.21
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 4.45
    rCSI 3.56%
    PRS 63.44
  • lung ciliated cell CL1000271
    CSI 4.33
    rCSI 5.01%
    PRS 32.88
  • naive T cell CL0000898
    CSI 4.3
    rCSI 3%
    PRS 54.66
  • CD4-positive helper T cell CL0000492
    CSI 4.29
    rCSI 3.24%
    PRS 53.97
  • basal cell CL0000646
    CSI 4.23
    rCSI 5.66%
    PRS 43.68
  • GABAergic amacrine cell CL4030027
    CSI 4.16
    rCSI 14.24%
    PRS 34.66
  • Bergmann glial cell CL0000644
    CSI 4.15
    rCSI 5.67%
    PRS 38.97
  • ependymal cell CL0000065
    CSI 4.14
    rCSI 8.4%
    PRS 25.88
  • hepatic stellate cell CL0000632
    CSI 4.13
    rCSI 15.48%
    PRS 35.81
  • megakaryocyte-erythroid progenitor cell CL0000050
    CSI 4.12
    rCSI 3.72%
    PRS 38.82
  • progenitor cell CL0011026
    CSI 4.1
    rCSI 8.73%
    PRS 46.91
  • ciliated cell CL0000064
    CSI 4.06
    rCSI 6.57%
    PRS 40.78
  • T follicular helper cell CL0002038
    CSI 4.06
    rCSI 3.04%
    PRS 56.65
  • hematopoietic precursor cell CL0008001
    CSI 4.04
    rCSI 4.15%
    PRS 59.48
  • sncg GABAergic cortical interneuron CL4023015
    CSI 3.76
    rCSI 6.05%
    PRS 29.57
  • immature B cell CL0000816
    CSI 3.74
    rCSI 2.78%
    PRS 54.98
  • acinar cell of salivary gland CL0002623
    CSI 0.1
    rCSI 2.5%
    PRS 64.8%
  • prostate gland microvascular endothelial cell CL2000059
    CSI 0.1
    rCSI 3.2%
    PRS 69.4%
  • mesenchymal lymphangioblast CL0005021
    CSI 0.2
    rCSI 4.8%
    PRS 77.5%
  • hair follicular keratinocyte CL2000092
    CSI 0.2
    rCSI 3.3%
    PRS 77.0%
  • cytotoxic T cell CL0000910
    CSI 0.2
    rCSI 1.2%
    PRS 54.3%
  • blood vessel smooth muscle cell CL0019018
    CSI 0.2
    rCSI 2.0%
    PRS 37.2%
  • respiratory goblet cell CL0002370
    CSI 0.3
    rCSI 2.7%
    PRS 62.9%
  • group 2 innate lymphoid cell CL0001069
    CSI 0.3
    rCSI 1.6%
    PRS 77.9%
  • enterocyte of epithelium of small intestine CL1000334
    CSI 0.3
    rCSI 4.7%
    PRS 68.1%
  • bronchiolar smooth muscle cell CL4033017
    CSI 0.4
    rCSI 5.3%
    PRS 67.7%
  • follicular dendritic cell CL0000442
    CSI 0.4
    rCSI 6.0%
    PRS 78.7%
  • parietal epithelial cell CL1000452
    CSI 0.4
    rCSI 1.2%
    PRS 35.6%
  • neuroplacodal cell CL0000032
    CSI 0.4
    rCSI 4.1%
    PRS 61.0%
  • basal cell of epithelium of trachea CL1000348
    CSI 0.4
    rCSI 3.1%
    PRS 66.7%
  • intestinal crypt stem cell of colon CL0009043
    CSI 0.5
    rCSI 3.4%
    PRS 62.3%
  • vasa recta descending limb cell CL1001285
    CSI 0.5
    rCSI 3.8%
    PRS 74.1%
  • L5/6 near-projecting glutamatergic neuron CL4030067
    CSI 0.5
    rCSI 1.6%
    PRS 31.7%
  • tracheobronchial serous cell CL0019001
    CSI 0.5
    rCSI 2.2%
    PRS 58.7%
  • CD8-alpha-alpha-positive, alpha-beta intraepithelial T cell CL0000915
    CSI 0.5
    rCSI 2.4%
    PRS 78.0%
  • type B pancreatic cell CL0000169
    CSI 0.5
    rCSI 1.2%
    PRS 39.4%
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 0.5
    rCSI 2.0%
    PRS 62.2%
  • diffuse bipolar 3a cell CL4033029
    CSI 0.5
    rCSI 3.6%
    PRS 40.5%
  • skeletal muscle satellite cell CL0000594
    CSI 0.5
    rCSI 1.6%
    PRS 72.9%
  • intraepithelial lymphocyte CL0002496
    CSI 0.6
    rCSI 1.5%
    PRS 80.4%
  • central nervous system neuron CL2000029
    CSI 0.6
    rCSI 4.0%
    PRS 30.9%
  • deuterosomal cell CL4033044
    CSI 0.6
    rCSI 2.0%
    PRS 51.9%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 0.6
    rCSI 1.5%
    PRS 32.3%
  • kidney epithelial cell CL0002518
    CSI 0.6
    rCSI 1.2%
    PRS 65.4%
  • Hofbauer cell CL3000001
    CSI 0.7
    rCSI 1.3%
    PRS 51.8%
  • primitive red blood cell CL0002355
    CSI 0.8
    rCSI 4.0%
    PRS 57.1%
  • Purkinje cell CL0000121
    CSI 0.8
    rCSI 10.5%
    PRS 75.6%
  • endothelial cell of uterus CL0009095
    CSI 0.8
    rCSI 5.9%
    PRS 68.6%
  • neuroendocrine cell CL0000165
    CSI 0.9
    rCSI 3.3%
    PRS 60.8%
  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 0.9
    rCSI 2.1%
    PRS 26.8%
  • large pre-B-II cell CL0000957
    CSI 0.9
    rCSI 2.5%
    PRS 56.8%
  • transitional stage B cell CL0000818
    CSI 0.9
    rCSI 2.9%
    PRS 74.2%
  • tracheal goblet cell CL1000329
    CSI 0.9
    rCSI 2.0%
    PRS 61.8%
  • hepatocyte CL0000182
    CSI 0.9
    rCSI 1.7%
    PRS 40.6%
  • epithelial cell of nephron CL1000449
    CSI 1.0
    rCSI 9.3%
    PRS 82.9%
  • thymocyte CL0000893
    CSI 1.0
    rCSI 3.6%
    PRS 78.5%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 1.1
    rCSI 2.7%
    PRS 33.3%
  • vein endothelial cell of respiratory system CL4033008
    CSI 1.1
    rCSI 7.5%
    PRS 60.7%
  • H1 horizontal cell CL0004217
    CSI 1.1
    rCSI 4.4%
    PRS 45.1%
  • small intestine goblet cell CL1000495
    CSI 1.1
    rCSI 2.5%
    PRS 51.9%
  • foveolar cell of stomach CL0002179
    CSI 1.2
    rCSI 2.5%
    PRS 57.1%
  • hematopoietic multipotent progenitor cell CL0000837
    CSI 1.2
    rCSI 2.8%
    PRS 59.6%
  • colon goblet cell CL0009039
    CSI 1.2
    rCSI 2.8%
    PRS 54.5%
  • granulocyte monocyte progenitor cell CL0000557
    CSI 1.2
    rCSI 1.0%
    PRS 45.7%
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 1.2
    rCSI 2.7%
    PRS 40.9%
  • intermediate monocyte CL0002393
    CSI 1.2
    rCSI 1.8%
    PRS 43.9%
  • keratocyte CL0002363
    CSI 1.2
    rCSI 2.9%
    PRS 52.4%
  • effector memory CD8-positive, alpha-beta T cell, terminally differentiated CL0001062
    CSI 1.2
    rCSI 6.1%
    PRS 52.8%
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 1.2
    rCSI 4.7%
    PRS 28.5%
  • macroglial cell CL0000126
    CSI 1.3
    rCSI 3.3%
    PRS 45.1%
  • small pre-B-II cell CL0000954
    CSI 1.3
    rCSI 1.2%
    PRS 66.0%
  • mammary gland epithelial cell CL0002327
    CSI 1.3
    rCSI 4.5%
    PRS 57.8%
  • erythroblast CL0000765
    CSI 1.3
    rCSI 3.4%
    PRS 55.4%
  • alternatively activated macrophage CL0000890
    CSI 1.3
    rCSI 1.6%
    PRS 55.3%
  • memory T cell CL0000813
    CSI 1.3
    rCSI 2.6%
    PRS 71.9%
  • intestinal tuft cell CL0019032
    CSI 1.3
    rCSI 2.0%
    PRS 46.6%
  • mature alpha-beta T cell CL0000791
    CSI 1.3
    rCSI 4.8%
    PRS 61.0%
  • erythroid progenitor cell CL0000038
    CSI 1.4
    rCSI 7.7%
    PRS 52.9%
  • adventitial cell CL0002503
    CSI 1.4
    rCSI 3.3%
    PRS 52.8%
  • CD8-positive, alpha-beta cytotoxic T cell CL0000794
    CSI 1.4
    rCSI 1.7%
    PRS 62.3%
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 1.4
    rCSI 3.7%
    PRS 38.6%
  • cardiac muscle cell CL0000746
    CSI 1.4
    rCSI 2.1%
    PRS 34.1%
  • parietal cell CL0000162
    CSI 1.4
    rCSI 12.4%
    PRS 80.8%
  • enteroendocrine cell of colon CL0009042
    CSI 1.5
    rCSI 6.9%
    PRS 67.9%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 1.5
    rCSI 4.6%
    PRS 30.8%
  • conjunctival epithelial cell CL1000432
    CSI 1.5
    rCSI 2.3%
    PRS 42.6%
  • M cell of gut CL0000682
    CSI 1.5
    rCSI 1.6%
    PRS 57.2%
  • myeloid lineage restricted progenitor cell CL0000839
    CSI 1.5
    rCSI 7.8%
    PRS 66.1%
  • pancreatic A cell CL0000171
    CSI 1.6
    rCSI 1.6%
    PRS 44.6%
  • glandular epithelial cell CL0000150
    CSI 1.6
    rCSI 4.2%
    PRS 64.8%
  • mucous neck cell CL0000651
    CSI 1.6
    rCSI 2.3%
    PRS 55.7%
  • pulmonary artery endothelial cell CL1001568
    CSI 1.6
    rCSI 2.2%
    PRS 54.8%
  • rod bipolar cell CL0000751
    CSI 1.6
    rCSI 2.9%
    PRS 35.9%
  • type L enteroendocrine cell CL0002279
    CSI 1.6
    rCSI 3.1%
    PRS 62.1%
  • forebrain neuroblast CL1000042
    CSI 1.7
    rCSI 18.1%
    PRS 91.3%
  • granulocyte CL0000094
    CSI 1.7
    rCSI 2.6%
    PRS 50.9%
  • endothelial cell of placenta CL0009092
    CSI 1.7
    rCSI 8.4%
    PRS 53.5%
  • indirect pathway medium spiny neuron CL4023029
    CSI 1.8
    rCSI 42.2%
    PRS 27.9%
  • lung neuroendocrine cell CL1000223
    CSI 1.8
    rCSI 2.6%
    PRS 46.8%
  • myoepithelial cell CL0000185
    CSI 1.8
    rCSI 4.5%
    PRS 50.2%
  • glutamatergic neuron CL0000679
    CSI 1.8
    rCSI 3.6%
    PRS 37.2%
  • direct pathway medium spiny neuron CL4023026
    CSI 1.8
    rCSI 42.9%
    PRS 27.0%
  • natural T-regulatory cell CL0000903
    CSI 1.8
    rCSI 3.4%
    PRS 76.1%
  • myeloid leukocyte CL0000766
    CSI 1.8
    rCSI 1.7%
    PRS 43.0%
  • IgG plasma cell CL0000985
    CSI 1.8
    rCSI 2.2%
    PRS 61.0%
  • fraction A pre-pro B cell CL0002045
    CSI 1.8
    rCSI 2.1%
    PRS 64.9%
  • Langerhans cell CL0000453
    CSI 1.9
    rCSI 2.8%
    PRS 59.3%
  • pulmonary ionocyte CL0017000
    CSI 1.9
    rCSI 2.3%
    PRS 49.6%
  • bronchial goblet cell CL1000312
    CSI 1.9
    rCSI 7.6%
    PRS 63.7%
  • OFF-bipolar cell CL0000750
    CSI 1.9
    rCSI 2.6%
    PRS 52.3%
  • retinal cone cell CL0000573
    CSI 1.9
    rCSI 3.1%
    PRS 33.5%
  • mature B cell CL0000785
    CSI 1.9
    rCSI 1.7%
    PRS 50.9%
  • lung secretory cell CL1000272
    CSI 2.0
    rCSI 4.8%
    PRS 40.3%
  • erythrocyte CL0000232
    CSI 2.0
    rCSI 4.5%
    PRS 47.8%
  • neural progenitor cell CL0011020
    CSI 2.0
    rCSI 8.9%
    PRS 36.3%
  • vascular leptomeningeal cell CL4023051
    CSI 2.0
    rCSI 3.6%
    PRS 35.0%

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 [RCN2](/details-gene/5955) (Reticulocalbin 2) is a protein-coding gene located on chromosome 15q24.3 that encodes a calcium-binding protein resident within the endoplasmic reticulum (ER). Functional annotations indicate its primary roles in [calcium ion binding](/details-go/GO0005509) and protein-protein interactions within the [endoplasmic reticulum lumen](/details-go/GO0005788) [Link](https://pubmed.ncbi.nlm.nih.gov/8034671/). Expression data reveals its high significance in a diverse array of cell types, particularly those involved in development and secretion. **Overall**, it is a key marker for [neural crest cell](/details-cell/CL0011012), [fallopian tube secretory epithelial cell](/details-cell/CL4030006), and various neuronal progenitor cells, suggesting a fundamental role in regulating calcium homeostasis during cellular differentiation, neurogenesis, and processes requiring high secretory capacity. ## Cellular Roles and Expression Landscape The expression profile of [RCN2](/details-gene/5955) points to a crucial role in developmental biology and specialized secretory tissues. **Overall**, its most significant expression is observed in progenitor and developmental cell populations. It is a top marker in [neural crest cell](/details-cell/CL0011012) (CSI: 92.07), [mesodermal cell](/details-cell/CL0000222) (CSI: 54.48), and multiple types of neuroprogenitor cells, including [neuroblast (sensu Nematoda and Protostomia)](/details-cell/CL0000338) (CSI: 52.47), [neuroblast (sensu Vertebrata)](/details-cell/CL0000031) (CSI: 42.60), and [radial glial cell](/details-cell/CL0000681) (CSI: 41.84). This pattern strongly suggests its involvement in the regulation of cellular fate and differentiation during embryogenesis, particularly within the nervous system. Beyond development, [RCN2](/details-gene/5955) shows high significance in mature cell types characterized by high metabolic or secretory activity. For instance, it is highly significant in [fallopian tube secretory epithelial cell](/details-cell/CL4030006) (CSI: 70.11), [placental villous trophoblast](/details-cell/CL2000060) (CSI: 28.07), and [epithelial cell of lung](/details-cell/CL0000082) (CSI: 24.86). This expression is consistent with its function as an ER-luminal calcium buffer, which is critical for maintaining the fidelity of protein folding and preventing ER stress in cells with a high protein synthesis load. Its presence in neuronal cell types such as [peripheral nervous system neuron](/details-cell/CL2000032) further supports a role in maintaining calcium-dependent neuronal functions. ## Pathways and Molecular Function The function of [RCN2](/details-gene/5955) is primarily linked to calcium ion management within the cell. Gene Ontology annotations confirm its molecular function as [calcium ion binding](/details-go/GO0005509) and [protein binding](/details-go/GO0005515). The RCN2 protein contains multiple EF-hand domains, which are characteristic calcium-binding motifs, enabling it to buffer calcium concentrations [Link](https://pubmed.ncbi.nlm.nih.gov/8034671/). Its main site of action is within the [endoplasmic reticulum](/details-go/GO0005783), specifically the [endoplasmic reticulum lumen](/details-go/GO0005788), where it contributes to the regulation of calcium stores. This function is vital for a range of cellular processes, including correct protein folding and modification, signaling cascades, and the prevention of ER stress-induced apoptosis. A potential localization to the [nucleolus](/details-go/GO0005730) is also noted, although this function is less characterized. The gene's activity is central to cellular homeostasis, particularly in cells that are rapidly dividing, differentiating, or have high secretory demands, which aligns with its observed expression landscape. ## Research Directions The widespread significance of [RCN2](/details-gene/5955) in developmental and secretory cells opens several avenues for future investigation. Its role as a calcium-buffering protein in the ER is well-established, but its specific contribution to cell fate and pathology remains an area of active inquiry. **Proposed Hypotheses:** 1. Given its high significance in multiple neuroprogenitor populations, [RCN2](/details-gene/5955) may be a critical regulator of neurogenesis. It is hypothesized that [RCN2](/details-gene/5955) modulates the amplitude and frequency of intracellular calcium signals within the ER, which are necessary to activate downstream transcription factors that drive neuronal differentiation and lineage commitment. 2. The high expression of [RCN2](/details-gene/5955) in [glioblast](/details-cell/CL0000030) suggests it may play a pro-survival role in glioblastoma. We hypothesize that cancer cells co-opt [RCN2](/details-gene/5955) to buffer against ER stress caused by high metabolic turnover and protein production, thereby enhancing tumor cell survival and resistance to therapy. **Experimental Approach:** To test the hypothesis regarding its role in neurogenesis, a loss-of-function study could be performed. Human induced pluripotent stem cells (hiPSCs) could be subjected to CRISPR-Cas9-mediated knockout of [RCN2](/details-gene/5955). These knockout and wild-type control hiPSCs would then be directed to differentiate into cortical neurons. The progression of differentiation could be monitored over time using single-cell RNA sequencing to identify defects in lineage commitment and maturation. Furthermore, live-cell calcium imaging using genetically encoded calcium indicators could be employed to directly assess whether the loss of [RCN2](/details-gene/5955) alters the dynamics of ER calcium release in response to stimuli. **Therapeutic Potential:** The broad expression of [RCN2](/details-gene/5955) in many essential cell types suggests that systemic targeting could lead to significant toxicity. However, its potential role in glioblastoma ([OMIM](/details-omim/602584)) survival presents a context-specific therapeutic window. If glioblastoma cells are uniquely dependent on [RCN2](/details-gene/5955) to manage ER stress, then inhibition of its function could be a viable strategy. A small molecule inhibitor designed to disrupt its calcium-binding capacity or a targeted delivery system (e.g., lipid nanoparticles) to deliver siRNA against [RCN2](/details-gene/5955) specifically to the tumor microenvironment could selectively induce apoptosis in cancer cells while sparing healthy tissue. Therefore, therapeutic development would likely focus on inhibition rather than activation.

Genular Protein ID: 852075058

Symbol: RCN2_HUMAN

Name: Reticulocalbin-2

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 8034671

Title: The endoplasmic reticulum calcium-binding protein of 55 kDa is a novel EF-hand protein retained in the endoplasmic reticulum by a carboxyl-terminal His-Asp-Glu-Leu motif.

PubMed ID: 8034671

DOI: 10.1016/s0021-9258(17)32286-x

PubMed ID: 14702039

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

PubMed ID: 14702039

DOI: 10.1038/ng1285

PubMed ID: 16572171

Title: Analysis of the DNA sequence and duplication history of human chromosome 15.

PubMed ID: 16572171

DOI: 10.1038/nature04601

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: 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

Sequence Information:

  • Length: 317
  • Mass: 36876
  • Checksum: E7C0A4211DBF04AB
  • Sequence:
  • MRLGPRTAAL GLLLLCAAAA GAGKAEELHY PLGERRSDYD REALLGVQED VDEYVKLGHE 
    EQQKRLQAII KKIDLDSDGF LTESELSSWI QMSFKHYAMQ EAKQQFVEYD KNSDDTVTWD 
    EYNIQMYDRV IDFDENTALD DAEEESFRKL HLKDKKRFEK ANQDSGPGLS LEEFIAFEHP 
    EEVDYMTEFV IQEALEEHDK NGDGFVSLEE FLGDYRWDPT ANEDPEWILV EKDRFVNDYD 
    KDNDGRLDPQ ELLPWVVPNN QGIAQEEALH LIDEMDLNGD KKLSEEEILE NPDLFLTSEA 
    TDYGRQLHDD YFYHDEL