Details for: SPG7

Gene ID: 6687

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: SPG7

Ensembl ID: ENSG00000197912

Description: SPG7 matrix AAA peptidase subunit, paraplegin

Selected Context(s):  Overall

Cell Significance Landscape

Contexts:

Associated with

Significant Cells

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

  • L2/3-6 intratelencephalic projecting glutamatergic neuron CL4023040
    CSI 17.57
    rCSI 42.71%
    PRS 20.3
  • CD8-positive, alpha-beta thymocyte CL0000811
    CSI 15.21
    rCSI 23.72%
    PRS 60.49
  • L5 extratelencephalic projecting glutamatergic cortical neuron CL4023041
    CSI 13.01
    rCSI 46.8%
    PRS 19.87
  • myeloid leukocyte CL0000766
    CSI 12.85
    rCSI 11.85%
    PRS 34.12
  • sst GABAergic cortical interneuron CL4023017
    CSI 11.25
    rCSI 14.51%
    PRS 21.58
  • pulmonary artery endothelial cell CL1001568
    CSI 10.73
    rCSI 14.6%
    PRS 45.52
  • helper T cell CL0000912
    CSI 9.5
    rCSI 13.43%
    PRS 42.93
  • L6b glutamatergic cortical neuron CL4023038
    CSI 9.38
    rCSI 29.3%
    PRS 21.85
  • class switched memory B cell CL0000972
    CSI 9.29
    rCSI 6.94%
    PRS 50.79
  • corticothalamic-projecting glutamatergic cortical neuron CL4023013
    CSI 7.8
    rCSI 45.96%
    PRS 21.97
  • near-projecting glutamatergic cortical neuron CL4023012
    CSI 7.72
    rCSI 29.18%
    PRS 21.67
  • effector memory CD4-positive, alpha-beta T cell CL0000905
    CSI 7.62
    rCSI 10.38%
    PRS 61.81
  • intestinal crypt stem cell of small intestine CL0009017
    CSI 6.98
    rCSI 18.8%
    PRS 41.51
  • transit amplifying cell CL0009010
    CSI 6.87
    rCSI 10.51%
    PRS 49.17
  • enterocyte of epithelium of large intestine CL0002071
    CSI 6.25
    rCSI 32.81%
    PRS 49.06
  • type B pancreatic cell CL0000169
    CSI 5.93
    rCSI 13.13%
    PRS 30.61
  • pulmonary ionocyte CL0017000
    CSI 5.79
    rCSI 7.05%
    PRS 39.78
  • Bergmann glial cell CL0000644
    CSI 5.68
    rCSI 7.77%
    PRS 31.56
  • enteroendocrine cell CL0000164
    CSI 5.34
    rCSI 7.3%
    PRS 35.72
  • promonocyte CL0000559
    CSI 5.07
    rCSI 8.69%
    PRS 42
  • alveolar macrophage CL0000583
    CSI 4.6
    rCSI 7.57%
    PRS 37.9
  • VIP GABAergic cortical interneuron CL4023016
    CSI 4.54
    rCSI 5.42%
    PRS 20.76
  • myeloid dendritic cell CL0000782
    CSI 4.23
    rCSI 6.13%
    PRS 47.81
  • mature alpha-beta T cell CL0000791
    CSI 4.19
    rCSI 15.19%
    PRS 51.08
  • intestinal tuft cell CL0019032
    CSI 4.13
    rCSI 6.31%
    PRS 37.19
  • radial glial cell CL0000681
    CSI 4.07
    rCSI 5.66%
    PRS 33.16
  • chondrocyte CL0000138
    CSI 3.97
    rCSI 6.32%
    PRS 27.9
  • pvalb GABAergic cortical interneuron CL4023018
    CSI 3.95
    rCSI 4.92%
    PRS 19.67
  • CD4-positive helper T cell CL0000492
    CSI 3.87
    rCSI 2.93%
    PRS 43.94
  • glioblast CL0000030
    CSI 3.83
    rCSI 6.12%
    PRS 28.22
  • CD1c-positive myeloid dendritic cell CL0002399
    CSI 3.75
    rCSI 4.53%
    PRS 39.35
  • goblet cell CL0000160
    CSI 3.57
    rCSI 3.37%
    PRS 34.13
  • ciliated columnar cell of tracheobronchial tree CL0002145
    CSI 3.34
    rCSI 7.6%
    PRS 32.57
  • melanocyte CL0000148
    CSI 3.32
    rCSI 2.46%
    PRS 28.37
  • CD4-positive, alpha-beta thymocyte CL0000810
    CSI 3.29
    rCSI 2.64%
    PRS 53.49
  • CD14-positive monocyte CL0001054
    CSI 3.27
    rCSI 4.08%
    PRS 43.81
  • epithelial cell of lower respiratory tract CL0002632
    CSI 3.22
    rCSI 2.5%
    PRS 32.59
  • effector CD8-positive, alpha-beta T cell CL0001050
    CSI 3.18
    rCSI 2.42%
    PRS 42.59
  • transit amplifying cell of small intestine CL0009012
    CSI 3.13
    rCSI 13.76%
    PRS 53.12
  • myoepithelial cell CL0000185
    CSI 3.13
    rCSI 7.92%
    PRS 40.08
  • immature B cell CL0000816
    CSI 3.13
    rCSI 2.33%
    PRS 45.32
  • secretory cell CL0000151
    CSI 3.12
    rCSI 3.25%
    PRS 33.61
  • lung pericyte CL0009089
    CSI 3.09
    rCSI 8.16%
    PRS 38.99
  • retinal ganglion cell CL0000740
    CSI 3.09
    rCSI 6.82%
    PRS 24.07
  • double negative thymocyte CL0002489
    CSI 3.08
    rCSI 2.14%
    PRS 39.72
  • plasmacytoid dendritic cell, human CL0001058
    CSI 2.99
    rCSI 2.08%
    PRS 34.64
  • luminal epithelial cell of mammary gland CL0002326
    CSI 2.98
    rCSI 5.42%
    PRS 48.06
  • bronchus fibroblast of lung CL2000093
    CSI 2.93
    rCSI 2.38%
    PRS 33.93
  • alpha-beta T cell CL0000789
    CSI 2.91
    rCSI 3.41%
    PRS 45.9
  • effector memory CD8-positive, alpha-beta T cell CL0000913
    CSI 2.9
    rCSI 2.64%
    PRS 47.4
  • naive T cell CL0000898
    CSI 2.88
    rCSI 2.01%
    PRS 44.49
  • skin fibroblast CL0002620
    CSI 2.84
    rCSI 2.45%
    PRS 43.29
  • inflammatory macrophage CL0000863
    CSI 2.76
    rCSI 4.72%
    PRS 59.05
  • unswitched memory B cell CL0000970
    CSI 2.74
    rCSI 2.31%
    PRS 48.9
  • renal alpha-intercalated cell CL0005011
    CSI 2.74
    rCSI 3.66%
    PRS 40.42
  • direct pathway medium spiny neuron CL4023026
    CSI 2.73
    rCSI 65.41%
    PRS 20.23
  • fallopian tube secretory epithelial cell CL4030006
    CSI 2.72
    rCSI 2.62%
    PRS 33.82
  • small pre-B-II cell CL0000954
    CSI 2.71
    rCSI 2.61%
    PRS 57.38
  • type EC enteroendocrine cell CL0000577
    CSI 2.6
    rCSI 9.23%
    PRS 47.22
  • glutamatergic neuron CL0000679
    CSI 2.6
    rCSI 5.34%
    PRS 30.54
  • ON parasol ganglion cell CL4033052
    CSI 2.58
    rCSI 36.66%
    PRS 27.6
  • paneth cell CL0000510
    CSI 2.54
    rCSI 3.75%
    PRS 48.71
  • GABAergic neuron CL0000617
    CSI 2.54
    rCSI 8.5%
    PRS 24.66
  • intestine goblet cell CL0019031
    CSI 2.52
    rCSI 2.24%
    PRS 32.6
  • indirect pathway medium spiny neuron CL4023029
    CSI 2.5
    rCSI 60.44%
    PRS 21.04
  • fibroblast of lung CL0002553
    CSI 2.5
    rCSI 2.33%
    PRS 32.87
  • midzonal region hepatocyte CL0019028
    CSI 2.49
    rCSI 5.85%
    PRS 43.31
  • cerebellar granule cell CL0001031
    CSI 2.43
    rCSI 3.57%
    PRS 30.64
  • lung secretory cell CL1000272
    CSI 2.42
    rCSI 6%
    PRS 31.25
  • activated type II NK T cell CL0000931
    CSI 2.39
    rCSI 2.69%
    PRS 48.37
  • lamp5 GABAergic cortical interneuron CL4023011
    CSI 2.34
    rCSI 3.94%
    PRS 20.89
  • inhibitory interneuron CL0000498
    CSI 2.33
    rCSI 5.37%
    PRS 27.27
  • BEST4+ enteroycte CL4030026
    CSI 2.3
    rCSI 2.86%
    PRS 35.34
  • nasal mucosa goblet cell CL0002480
    CSI 2.29
    rCSI 2.66%
    PRS 43.67
  • IgA plasma cell CL0000987
    CSI 2.29
    rCSI 2.35%
    PRS 51.69
  • ON midget ganglion cell CL4033046
    CSI 2.24
    rCSI 45.64%
    PRS 28.01
  • Mueller cell CL0000636
    CSI 2.24
    rCSI 5.11%
    PRS 28.41
  • central memory CD8-positive, alpha-beta T cell CL0000907
    CSI 2.23
    rCSI 1.5%
    PRS 41.1
  • precursor B cell CL0000817
    CSI 2.23
    rCSI 1.95%
    PRS 42.15
  • M cell of gut CL0000682
    CSI 2.19
    rCSI 2.33%
    PRS 48.93
  • Kupffer cell CL0000091
    CSI 2.19
    rCSI 5%
    PRS 32.55
  • ON-bipolar cell CL0000749
    CSI 2.18
    rCSI 3.25%
    PRS 36.43
  • interstitial cell of Cajal CL0002088
    CSI 2.17
    rCSI 2.76%
    PRS 37.65
  • lung macrophage CL1001603
    CSI 2.17
    rCSI 4.85%
    PRS 38.36
  • early lymphoid progenitor CL0000936
    CSI 2.14
    rCSI 1.88%
    PRS 37.49
  • lymphoid lineage restricted progenitor cell CL0000838
    CSI 2.13
    rCSI 8.27%
    PRS 51.85
  • vascular leptomeningeal cell CL4023051
    CSI 2.11
    rCSI 3.7%
    PRS 26.62
  • T follicular helper cell CL0002038
    CSI 2.07
    rCSI 1.55%
    PRS 47.08
  • CD14-low, CD16-positive monocyte CL0002396
    CSI 2.04
    rCSI 1.57%
    PRS 31.44
  • mature T cell CL0002419
    CSI 2.02
    rCSI 1.57%
    PRS 47.53
  • stem cell CL0000034
    CSI 2.02
    rCSI 1.95%
    PRS 25.36
  • central memory CD4-positive, alpha-beta T cell CL0000904
    CSI 2.02
    rCSI 1.19%
    PRS 45.55
  • CD4-positive, CD25-positive, alpha-beta regulatory T cell CL0000792
    CSI 2
    rCSI 1.97%
    PRS 47.3
  • hematopoietic stem cell CL0000037
    CSI 2
    rCSI 1.33%
    PRS 37.35
  • interneuron CL0000099
    CSI 1.99
    rCSI 4%
    PRS 25.02
  • respiratory suprabasal cell CL4033048
    CSI 1.97
    rCSI 2.52%
    PRS 37.48
  • fibroblast of cardiac tissue CL0002548
    CSI 1.96
    rCSI 9.39%
    PRS 30.88
  • cerebral cortex endothelial cell CL1001602
    CSI 1.94
    rCSI 3.36%
    PRS 25.68
  • basal-myoepithelial cell of mammary gland CL0002324
    CSI 1.94
    rCSI 3.66%
    PRS 57.71
  • subcutaneous adipocyte CL0002521
    CSI 1.92
    rCSI 9.83%
    PRS 35.41
  • mesenchymal stem cell CL0000134
    CSI 0.1
    rCSI 0.8%
    PRS 50.5%
  • pluripotent stem cell CL0002248
    CSI 0.2
    rCSI 4.9%
    PRS 58.5%
  • lung microvascular endothelial cell CL2000016
    CSI 0.2
    rCSI 3.2%
    PRS 63.0%
  • acinar cell of salivary gland CL0002623
    CSI 0.2
    rCSI 3.8%
    PRS 55.6%
  • cytotoxic T cell CL0000910
    CSI 0.2
    rCSI 1.0%
    PRS 45.2%
  • megakaryocyte CL0000556
    CSI 0.2
    rCSI 1.0%
    PRS 49.7%
  • vein endothelial cell of respiratory system CL4033008
    CSI 0.3
    rCSI 1.9%
    PRS 53.6%
  • intestinal crypt stem cell of colon CL0009043
    CSI 0.3
    rCSI 2.3%
    PRS 53.5%
  • basal cell of epithelium of trachea CL1000348
    CSI 0.3
    rCSI 2.4%
    PRS 62.3%
  • pancreatic epsilon cell CL0005019
    CSI 0.4
    rCSI 1.8%
    PRS 58.2%
  • tracheobronchial serous cell CL0019001
    CSI 0.4
    rCSI 1.8%
    PRS 50.6%
  • effector memory CD8-positive, alpha-beta T cell, terminally differentiated CL0001062
    CSI 0.4
    rCSI 2.2%
    PRS 42.3%
  • tracheal goblet cell CL1000329
    CSI 0.5
    rCSI 1.0%
    PRS 53.9%
  • deuterosomal cell CL4033044
    CSI 0.5
    rCSI 1.6%
    PRS 44.5%
  • regular ventricular cardiac myocyte CL0002131
    CSI 0.5
    rCSI 3.0%
    PRS 27.2%
  • P/D1 enteroendocrine cell CL0002268
    CSI 0.5
    rCSI 2.8%
    PRS 58.6%
  • common myeloid progenitor CL0000049
    CSI 0.5
    rCSI 0.4%
    PRS 33.3%
  • CD14-positive, CD16-negative classical monocyte CL0002057
    CSI 0.5
    rCSI 3.2%
    PRS 59.8%
  • myeloid lineage restricted progenitor cell CL0000839
    CSI 0.6
    rCSI 3.0%
    PRS 56.5%
  • podocyte CL0000653
    CSI 0.6
    rCSI 2.7%
    PRS 31.7%
  • parietal epithelial cell CL1000452
    CSI 0.6
    rCSI 1.7%
    PRS 28.0%
  • transitional stage B cell CL0000818
    CSI 0.6
    rCSI 2.1%
    PRS 67.5%
  • CD8-positive, CD28-negative, alpha-beta regulatory T cell CL0000920
    CSI 0.7
    rCSI 1.3%
    PRS 50.6%
  • dendritic cell, human CL0001056
    CSI 0.7
    rCSI 1.0%
    PRS 38.8%
  • neuroendocrine cell CL0000165
    CSI 0.7
    rCSI 2.6%
    PRS 53.5%
  • placental villous trophoblast CL2000060
    CSI 0.7
    rCSI 1.1%
    PRS 31.3%
  • Hofbauer cell CL3000001
    CSI 0.7
    rCSI 1.3%
    PRS 41.5%
  • natural T-regulatory cell CL0000903
    CSI 0.7
    rCSI 1.3%
    PRS 69.1%
  • glial cell CL0000125
    CSI 0.7
    rCSI 2.7%
    PRS 29.4%
  • GABAergic amacrine cell CL4030027
    CSI 0.7
    rCSI 2.4%
    PRS 27.9%
  • serotonergic neuron CL0000850
    CSI 0.7
    rCSI 3.2%
    PRS 23.3%
  • stromal cell of ovary CL0002132
    CSI 0.7
    rCSI 2.0%
    PRS 49.0%
  • endothelial cell of placenta CL0009092
    CSI 0.7
    rCSI 3.6%
    PRS 43.1%
  • hematopoietic multipotent progenitor cell CL0000837
    CSI 0.7
    rCSI 1.8%
    PRS 49.1%
  • kidney loop of Henle thin ascending limb epithelial cell CL1001107
    CSI 0.8
    rCSI 1.9%
    PRS 30.3%
  • amacrine cell CL0000561
    CSI 0.8
    rCSI 2.2%
    PRS 26.5%
  • chandelier pvalb GABAergic cortical interneuron CL4023036
    CSI 0.8
    rCSI 2.4%
    PRS 23.6%
  • vasa recta ascending limb cell CL1001131
    CSI 0.8
    rCSI 3.5%
    PRS 66.8%
  • elicited macrophage CL0000861
    CSI 0.8
    rCSI 0.7%
    PRS 39.0%
  • colonocyte CL1000347
    CSI 0.8
    rCSI 1.1%
    PRS 40.9%
  • paneth cell of epithelium of small intestine CL1000343
    CSI 0.8
    rCSI 2.2%
    PRS 47.7%
  • kidney connecting tubule epithelial cell CL1000768
    CSI 0.8
    rCSI 2.0%
    PRS 25.8%
  • lung ciliated cell CL1000271
    CSI 0.8
    rCSI 1.0%
    PRS 25.0%
  • foveolar cell of stomach CL0002179
    CSI 0.8
    rCSI 1.8%
    PRS 47.8%
  • respiratory epithelial cell CL0002368
    CSI 0.8
    rCSI 5.2%
    PRS 71.1%
  • choroid plexus epithelial cell CL0000706
    CSI 0.9
    rCSI 1.4%
    PRS 25.9%
  • CD8-positive, alpha-beta memory T cell, CD45RO-positive CL0001203
    CSI 0.9
    rCSI 1.1%
    PRS 34.1%
  • respiratory basal cell CL0002633
    CSI 0.9
    rCSI 0.9%
    PRS 38.2%
  • erythroblast CL0000765
    CSI 0.9
    rCSI 2.3%
    PRS 46.3%
  • bronchial goblet cell CL1000312
    CSI 0.9
    rCSI 3.5%
    PRS 56.0%
  • epicardial adipocyte CL1000309
    CSI 0.9
    rCSI 2.9%
    PRS 36.5%
  • granulocyte CL0000094
    CSI 0.9
    rCSI 1.4%
    PRS 41.4%
  • dopaminergic neuron CL0000700
    CSI 0.9
    rCSI 5.1%
    PRS 22.1%
  • central nervous system neuron CL2000029
    CSI 0.9
    rCSI 6.6%
    PRS 23.2%
  • intermediate monocyte CL0002393
    CSI 0.9
    rCSI 1.4%
    PRS 34.1%
  • L4 intratelencephalic projecting glutamatergic neuron CL4030063
    CSI 1.0
    rCSI 2.3%
    PRS 24.7%
  • late pro-B cell CL0002048
    CSI 1.0
    rCSI 2.4%
    PRS 66.6%
  • cardiac neuron CL0010022
    CSI 1.0
    rCSI 3.1%
    PRS 30.1%
  • retinal bipolar neuron CL0000748
    CSI 1.0
    rCSI 1.8%
    PRS 25.0%
  • activated CD8-positive, alpha-beta T cell, human CL0001049
    CSI 1.0
    rCSI 1.7%
    PRS 54.2%
  • renal interstitial pericyte CL1001318
    CSI 1.0
    rCSI 2.8%
    PRS 31.0%
  • caudal ganglionic eminence derived cortical interneuron CL4023064
    CSI 1.0
    rCSI 1.8%
    PRS 20.2%
  • intestinal epithelial cell CL0002563
    CSI 1.0
    rCSI 1.1%
    PRS 33.4%
  • peripheral nervous system neuron CL2000032
    CSI 1.0
    rCSI 1.4%
    PRS 28.4%
  • kidney distal convoluted tubule epithelial cell CL1000849
    CSI 1.1
    rCSI 11.1%
    PRS 37.0%
  • enteroendocrine cell of small intestine CL0009006
    CSI 1.1
    rCSI 2.4%
    PRS 46.9%
  • basal cell CL0000646
    CSI 1.1
    rCSI 1.5%
    PRS 34.9%
  • renal principal cell CL0005009
    CSI 1.1
    rCSI 2.9%
    PRS 39.1%
  • mesenchymal cell CL0008019
    CSI 1.1
    rCSI 2.8%
    PRS 31.1%
  • memory T cell CL0000813
    CSI 1.1
    rCSI 2.2%
    PRS 63.1%
  • pulmonary alveolar type 2 cell CL0002063
    CSI 1.1
    rCSI 1.8%
    PRS 43.8%
  • L2/3 intratelencephalic projecting glutamatergic neuron CL4030059
    CSI 1.2
    rCSI 2.5%
    PRS 25.9%
  • epithelial cell of proximal tubule CL0002306
    CSI 1.2
    rCSI 2.8%
    PRS 31.0%
  • kidney interstitial alternatively activated macrophage CL1000695
    CSI 1.2
    rCSI 3.0%
    PRS 32.1%
  • lung neuroendocrine cell CL1000223
    CSI 1.2
    rCSI 1.7%
    PRS 37.2%
  • pulmonary alveolar type 1 cell CL0002062
    CSI 1.2
    rCSI 6.8%
    PRS 37.2%
  • endothelial cell of pericentral hepatic sinusoid CL0019022
    CSI 1.2
    rCSI 3.7%
    PRS 45.0%
  • club cell CL0000158
    CSI 1.2
    rCSI 1.8%
    PRS 34.7%
  • double-positive, alpha-beta thymocyte CL0000809
    CSI 1.2
    rCSI 1.2%
    PRS 44.9%
  • colon goblet cell CL0009039
    CSI 1.2
    rCSI 2.9%
    PRS 45.2%
  • vascular associated smooth muscle cell CL0000359
    CSI 1.2
    rCSI 4.0%
    PRS 37.1%
  • neural progenitor cell CL0011020
    CSI 1.2
    rCSI 5.4%
    PRS 28.7%
  • common dendritic progenitor CL0001029
    CSI 1.2
    rCSI 1.6%
    PRS 41.5%
  • pancreatic ductal cell CL0002079
    CSI 1.2
    rCSI 2.4%
    PRS 34.3%
  • effector CD4-positive, alpha-beta T cell CL0001044
    CSI 1.3
    rCSI 3.6%
    PRS 48.2%
  • conjunctival epithelial cell CL1000432
    CSI 1.3
    rCSI 1.9%
    PRS 33.3%
  • periportal region hepatocyte CL0019026
    CSI 1.3
    rCSI 4.9%
    PRS 42.6%
  • retina horizontal cell CL0000745
    CSI 1.3
    rCSI 1.9%
    PRS 30.6%
  • lung interstitial macrophage CL4033043
    CSI 1.3
    rCSI 2.9%
    PRS 54.8%
  • respiratory hillock cell CL4030023
    CSI 1.3
    rCSI 2.3%
    PRS 48.8%
  • keratinocyte CL0000312
    CSI 1.3
    rCSI 1.1%
    PRS 37.9%
  • ionocyte CL0005006
    CSI 1.3
    rCSI 1.4%
    PRS 30.9%
  • differentiation-committed oligodendrocyte precursor CL4023059
    CSI 1.3
    rCSI 2.3%
    PRS 28.7%
  • alveolar type 1 fibroblast cell CL4028004
    CSI 1.3
    rCSI 1.4%
    PRS 36.6%
  • medium spiny neuron CL1001474
    CSI 1.3
    rCSI 11.2%
    PRS 22.2%
  • common lymphoid progenitor CL0000051
    CSI 1.3
    rCSI 1.8%
    PRS 55.2%
  • intrahepatic cholangiocyte CL0002538
    CSI 1.3
    rCSI 3.2%
    PRS 50.6%
  • retinal rod cell CL0000604
    CSI 1.3
    rCSI 2.3%
    PRS 32.1%
  • cardiac endothelial cell CL0010008
    CSI 1.3
    rCSI 5.4%
    PRS 31.9%
  • sncg GABAergic cortical interneuron CL4023015
    CSI 1.4
    rCSI 2.2%
    PRS 22.6%

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 specificity using the CSI (Z-SCORE), [SPG7](/details-gene/6687) does not emerge as a specific marker for any single cell type. Instead, its expression profile is consistent with that of a crucial housekeeping gene. It is broadly expressed across diverse cell lineages, including neurons, immune cells, and epithelial cells, which reflects its fundamental role in mitochondrial quality control. [SPG7](/details-gene/6687), also known as paraplegin, is a mitochondrial metalloprotease, and mutations in this gene are causally linked to autosomal recessive hereditary spastic paraplegia 7 ([602783](https://omim.org/entry/602783)), a progressive neurodegenerative disorder. ## Cellular Roles and Expression Landscape The expression analysis, when viewed through the lens of specificity (**CSI Z-SCORE**), indicates that [SPG7](/details-gene/6687) is ubiquitously expressed rather than being a defining marker for any particular cell population. Across a wide range of cell types, including [L2/3-6 intratelencephalic projecting glutamatergic neuron](/details-cell/CL4023040), [CD8-positive, alpha-beta thymocyte](/details-cell/CL0000811), and [intestinal crypt stem cell of small intestine](/details-cell/CL0009017), the gene consistently returns a CSI (Z-SCORE) of 0.00 with non-significant p-values. This lack of statistical specificity underscores its role in a core biological process essential to most, if not all, cells. This broad expression pattern is logical given its function in maintaining mitochondrial integrity, an organelle vital for cellular energetics and survival. While expressed widely, the clinical phenotype associated with [SPG7](/details-gene/6687) mutations primarily manifests as a neurodegenerative disorder affecting long motor neurons (Casari et al., 1998; DOI: [10.1016/s0092-8674(00)81203-9](https://doi.org/10.1016/s0092-8674(00)81203-9)). This suggests that while the gene is required universally, certain cell types, particularly those with high energy demands and complex morphology like neurons, are exceptionally vulnerable to its dysfunction. The pathology likely arises not from cell-specific expression, but from a cell-specific susceptibility to mitochondrial quality control defects. ## Pathways and Molecular Function The functional annotations for [SPG7](/details-gene/6687) align perfectly with its role as a ubiquitous mitochondrial maintenance protein. It encodes a subunit of the m-AAA complex, an ATP-dependent protease located in the [mitochondrial inner membrane](/details-cell/GO:0005743). This is reflected in its annotated molecular functions, which include [Atp binding](/details-cell/GO:0005524) and [Atp-dependent peptidase activity](/details-cell/GO:0004176). The primary role of the m-AAA complex is protein quality control within the mitochondrion, as detailed in the Reactome pathway [Mitochondrial protein degradation](/details-pathway/R-HSA-9837999). This involves the removal of misfolded or damaged proteins, a critical process for preventing mitochondrial dysfunction and subsequent cellular stress. Research has demonstrated that loss of m-AAA protease function leads to deficiencies in the oxidative phosphorylation system and increased oxidative stress (Nolden et al., 2005; DOI: [10.1083/jcb.200304112](https://doi.org/10.1083/jcb.200304112)). Furthermore, [SPG7](/details-gene/6687) plays a key role in regulating mitochondrial calcium homeostasis. It has been shown to process the mitochondrial calcium uniporter (MCU), which is essential for proper uniporter assembly and calcium influx (König et al., 2019; DOI: [10.1074/jbc.ra118.006443](https://doi.org/10.1074/jbc.ra118.006443)). This function connects it to pathways like [Mitochondrial calcium ion transport](/details-pathway/R-HSA-8949215) and highlights its involvement in the [mitochondrial permeability transition pore complex](/details-cell/GO:0005757), a critical regulator of programmed cell death (Shanmughapriya et al., 2015; DOI: [10.1016/j.molcel.2015.08.009](https://doi.org/10.1016/j.molcel.2015.08.009)). The gene's involvement in [anterograde axonal transport](/details-cell/GO:0008089) provides a direct mechanistic link between mitochondrial health and the neuronal pathology seen in hereditary spastic paraplegia. ## Research Directions The ubiquitous expression profile of [SPG7](/details-gene/6687) raises important questions about the specific vulnerability of certain cell types to its dysfunction. Future research should focus on understanding this differential susceptibility and exploring the gene's role in the context of other cellular stressors. ### Testable Hypotheses 1. **Hypothesis of Neuronal Dependency:** The severe neurological phenotype of [SPG7](/details-gene/6687) mutations, despite its broad expression, suggests that long-projecting motor neurons have a uniquely high dependency on m-AAA protease-mediated protein quality control due to their extreme length and metabolic demands. It is hypothesized that even partial loss of SPG7 function will disproportionately compromise mitochondrial transport and function in these neurons compared to other cell types like glia or fibroblasts. * **Experimental Approach:** Utilize iPSC-derived motor neurons and cortical neurons from patients with [SPG7](/details-gene/6687) mutations. Using live-cell imaging, track mitochondrial motility, morphology (fission/fusion dynamics), and membrane potential along the axon. Compare these metrics to those from non-neuronal cells (e.g., fibroblasts) derived from the same patients to quantify differential vulnerability. 2. **Hypothesis of Immune Modulation:** The expression of [SPG7](/details-gene/6687) in immune cells, including [myeloid leukocyte](/details-cell/CL0000766), suggests that mitochondrial dysfunction in these cells could contribute to a sterile neuroinflammatory state in hereditary spastic paraplegia. It is hypothesized that SPG7-deficient microglia and macrophages exhibit a pro-inflammatory phenotype due to the release of mitochondrial damage-associated molecular patterns (DAMPs), thereby exacerbating neurodegeneration. * **Experimental Approach:** Generate a myeloid-specific conditional knockout of *Spg7* in mice. Analyze the transcriptomic and secretome profiles of isolated microglia from these mice at baseline and after an inflammatory challenge (e.g., LPS). Co-culture these knockout microglia with wild-type neurons to assess non-cell-autonomous neurotoxicity. 3. **Hypothesis of Stress-Induced Synthetic Lethality:** The housekeeping role of [SPG7](/details-gene/6687) may become critically important in cells already experiencing mitochondrial stress from other sources. It is hypothesized that reduced [SPG7](/details-gene/6687) function acts as a genetic sensitizer, synergizing with other metabolic or proteotoxic stressors (e.g., those present in Alzheimer's or Parkinson's disease) to accelerate cellular decline. * **Experimental Approach:** Employ a CRISPRi screen in a human neuronal cell line to identify genes that show synthetic lethality or sickness when knocked down in combination with a partial knockdown of [SPG7](/details-gene/6687). Top hits could reveal compensatory pathways and potential drug targets. This could be validated by crossing *Spg7* heterozygous mice with mouse models of other neurodegenerative diseases to assess for accelerated pathology. ### Therapeutic Potential Given that hereditary spastic paraplegia 7 is a monogenic loss-of-function disorder, AAV-mediated gene replacement therapy represents a direct and promising therapeutic avenue, particularly if targeted to the central nervous system. An alternative strategy could involve the pharmacological enhancement of parallel mitochondrial quality control pathways, such as mitophagy or the upregulation of other mitochondrial proteases, to compensate for the reduced m-AAA complex activity. Such approaches could help alleviate the mitochondrial dysfunction that drives the neurodegenerative process.

Genular Protein ID: 2314463746

Symbol: SPG7_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 9635427

Title: Spastic paraplegia and OXPHOS impairment caused by mutations in paraplegin, a nuclear-encoded mitochondrial metalloprotease.

PubMed ID: 9635427

DOI: 10.1016/s0092-8674(00)81203-9

PubMed ID: 10480368

Title: Genomic structure and expression analysis of the spastic paraplegia gene, SPG7.

PubMed ID: 10480368

DOI: 10.1007/s004399900087

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: 11549317

Title: Molecular and functional analyses of the human and mouse genes encoding AFG3L1, a mitochondrial metalloprotease homologous to the human spastic paraplegia protein.

PubMed ID: 11549317

DOI: 10.1006/geno.2001.6560

PubMed ID: 14623864

Title: Loss of m-AAA protease in mitochondria causes complex I deficiency and increased sensitivity to oxidative stress in hereditary spastic paraplegia.

PubMed ID: 14623864

DOI: 10.1083/jcb.200304112

PubMed ID: 20579626

Title: Identification of a frameshift mutation in Osterix in a patient with recessive osteogenesis imperfecta.

PubMed ID: 20579626

DOI: 10.1016/j.ajhg.2010.05.016

PubMed ID: 26387735

Title: SPG7 is an essential and conserved component of the mitochondrial permeability transition pore.

PubMed ID: 26387735

DOI: 10.1016/j.molcel.2015.08.009

PubMed ID: 25944712

Title: N-terminome analysis of the human mitochondrial proteome.

PubMed ID: 25944712

DOI: 10.1002/pmic.201400617

PubMed ID: 27499296

Title: Mitochondrial protein interaction mapping identifies regulators of respiratory chain function.

PubMed ID: 27499296

DOI: 10.1016/j.molcel.2016.06.033

PubMed ID: 28396416

Title: Proteolytic control of the mitochondrial calcium uniporter complex.

PubMed ID: 28396416

DOI: 10.1073/pnas.1702938114

PubMed ID: 31097542

Title: SPG7 targets the m-AAA protease complex to process MCU for uniporter assembly, Ca2+ influx, and regulation of mitochondrial permeability transition pore opening.

PubMed ID: 31097542

DOI: 10.1074/jbc.ra118.006443

PubMed ID: 19841671

Title: Crystal structure of the ATPase domain of the human AAA+ protein paraplegin/SPG7.

PubMed ID: 19841671

DOI: 10.1371/journal.pone.0006975

PubMed ID: 16534102

Title: Mutation analysis of the paraplegin gene (SPG7) in patients with hereditary spastic paraplegia.

PubMed ID: 16534102

DOI: 10.1212/01.wnl.0000201185.91110.15

PubMed ID: 17646629

Title: A novel form of autosomal recessive hereditary spastic paraplegia caused by a new SPG7 mutation.

PubMed ID: 17646629

DOI: 10.1212/01.wnl.0000266667.91074.fe

PubMed ID: 20186691

Title: Functional evaluation of paraplegin mutations by a yeast complementation assay.

PubMed ID: 20186691

DOI: 10.1002/humu.21226

PubMed ID: 27217339

Title: Genetic and phenotypic characterization of complex hereditary spastic paraplegia.

PubMed ID: 27217339

DOI: 10.1093/brain/aww111

Sequence Information:

  • Length: 795
  • Mass: 88235
  • Checksum: 453D4BF8553A0632
  • Sequence:
  • MAVLLLLLRA LRRGPGPGPR PLWGPGPAWS PGFPARPGRG RPYMASRPPG DLAEAGGRAL 
    QSLQLRLLTP TFEGINGLLL KQHLVQNPVR LWQLLGGTFY FNTSRLKQKN KEKDKSKGKA 
    PEEDEEERRR RERDDQMYRE RLRTLLVIAV VMSLLNALST SGGSISWNDF VHEMLAKGEV 
    QRVQVVPESD VVEVYLHPGA VVFGRPRLAL MYRMQVANID KFEEKLRAAE DELNIEAKDR 
    IPVSYKRTGF FGNALYSVGM TAVGLAILWY VFRLAGMTGR EGGFSAFNQL KMARFTIVDG 
    KMGKGVSFKD VAGMHEAKLE VREFVDYLKS PERFLQLGAK VPKGALLLGP PGCGKTLLAK 
    AVATEAQVPF LAMAGPEFVE VIGGLGAARV RSLFKEARAR APCIVYIDEI DAVGKKRSTT 
    MSGFSNTEEE QTLNQLLVEM DGMGTTDHVI VLASTNRADI LDGALMRPGR LDRHVFIDLP 
    TLQERREIFE QHLKSLKLTQ SSTFYSQRLA ELTPGFSGAD IANICNEAAL HAAREGHTSV 
    HTLNFEYAVE RVLAGTAKKS KILSKEEQKV VAFHESGHAL VGWMLEHTEA VMKVSITPRT 
    NAALGFAQML PRDQHLFTKE QLFERMCMAL GGRASEALSF NEVTSGAQDD LRKVTRIAYS 
    MVKQFGMAPG IGPISFPEAQ EGLMGIGRRP FSQGLQQMMD HEARLLVAKA YRHTEKVLQD 
    NLDKLQALAN ALLEKEVINY EDIEALIGPP PHGPKKMIAP QRWIDAQREK QDLGEEETEE 
    TQQPPLGGEE PTWPK

Genular Protein ID: 2295940774

Symbol: A0A2R8Y632_HUMAN

Name: N/A

UniProtKB Accession Codes:

Database IDs:

Citations:

PubMed ID: 11237011

Title: Initial sequencing and analysis of the human genome.

PubMed ID: 11237011

DOI: 10.1038/35057062

PubMed ID: 15496913

Title: Finishing the euchromatic sequence of the human genome.

PubMed ID: 15496913

DOI: 10.1038/nature03001

PubMed ID: 15616553

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

PubMed ID: 15616553

DOI: 10.1038/nature03187

PubMed ID: 25944712

Title: N-terminome analysis of the human mitochondrial proteome.

PubMed ID: 25944712

Sequence Information:

  • Length: 463
  • Mass: 51419
  • Checksum: DA34B0CCD2B8F933
  • Sequence:
  • MAVLLLLLRA LRRGPGPGPR PLWGPGPAWS PGFPARPGRG RPYMASRPPG DLAEAGGRAL 
    QSLQLRLLTP TFEGINGLLL KQHLVQNPVR LWQLLGGTFY FNTSRLKQKN KEKDKSKGKA 
    PEEDEEERRR RERDDQMYRE RLRTLLVIAV VMSLLNALST SGGSISWNDF VHEMLAKGEV 
    QRVQVVPESD VVEVYLHPGA VVFGRPRLAL MYRMQVANID KFEEKLRAAE DELNIEAKDR 
    IPVSYKRTGF FGNALYSVGM TAVGLAILWY VFRLAGMTGR EGGFSAFNQL KMARFTIVDG 
    KMGKGVSFKD VAGMHEAKLE VREFVDYLKS PERFLQLGAK VPKGALLLGP PGCGKTLLAK 
    AVATEAQVPF LAMAGPEFVE VIGGLGAARV RSLFKEARAR APCIVYIDEI DAVGKKRSTT 
    MSGFSNTEEE QTLNQLLVEM DVFYAEIEEL KLVYPYHGVL HSD