======= MICU2 ======= == Gene Information == * **Official Symbol**: MICU2 * **Official Name**: mitochondrial calcium uptake 2 * **Aliases and Previous Symbols**: N/A * **Entrez ID**: [[https://www.ncbi.nlm.nih.gov/gene/?term=221154|221154]] * **UniProt**: [[https://www.uniprot.org/uniprot/Q8IYU8|Q8IYU8]] * **Interactions**: [[https://thebiogrid.org/search.php?search=MICU2&organism=9606|BioGRID]] * **PubMed articles**: [[https://www.ncbi.nlm.nih.gov/pubmed/?term=gene%20MICU2|Open PubMed]] * **OMIM**: [[https://omim.org/entry/610632|Open OMIM]] == Function Summary == * **Entrez Summary**: N/A * **UniProt Summary**: Key regulator of mitochondrial calcium uniporter (MCU) required to limit calcium uptake by MCU when cytoplasmic calcium is low (PubMed:24503055, PubMed:24560927, PubMed:26903221). MICU1 and MICU2 form a disulfide-linked heterodimer that stimulate and inhibit MCU activity, depending on the concentration of calcium (PubMed:24560927). MICU2 acts as a gatekeeper of MCU that senses calcium level via its EF-hand domains: prevents channel opening at resting calcium, avoiding energy dissipation and cell-death triggering (PubMed:24560927). {ECO:0000269|PubMed:24503055, ECO:0000269|PubMed:24560927, ECO:0000269|PubMed:26387864, ECO:0000269|PubMed:26903221}. No Pfam Domain information is available for this gene. |negative regulation of mitochondrial calcium ion concentration| |uniplex complex| |calcium import into the mitochondrion| |positive regulation of mitochondrial calcium ion concentration| |mitochondrial calcium ion transmembrane transport| |calcium channel complex| |mitochondrial calcium ion homeostasis| |calcium ion import| |mitochondrial intermembrane space| |cytosolic calcium ion transport| |mitochondrial transmembrane transport| |calcium ion transmembrane transport| |mitochondrial transport| |calcium ion transport| |divalent metal ion transport| |divalent inorganic cation transport| |mitochondrial inner membrane| |cellular calcium ion homeostasis| |calcium ion homeostasis| |cellular divalent inorganic cation homeostasis| |protein heterodimerization activity| |divalent inorganic cation homeostasis| |cellular metal ion homeostasis| |inorganic cation transmembrane transport| |cation transmembrane transport| |metal ion homeostasis| |cellular cation homeostasis| |metal ion transport| |cellular ion homeostasis| |inorganic ion transmembrane transport| |cation homeostasis| |inorganic ion homeostasis| |calcium ion binding| |cellular chemical homeostasis| |ion homeostasis| |cation transport| |cellular homeostasis| |ion transmembrane transport| |chemical homeostasis| |mitochondrion| |transmembrane transport| |ion transport| |homeostatic process| \\ === CRISPR Data === ^Screen^Score^ |[[:results:exp184|Ixabepilone 0.004 to 0.005μM on day4 R04 exp184]]|1.73| |[[:results:exp311|2-Methoxyestradiol 0.55 to 0.75μM on day4 R07 exp311]]|1.74| |[[:results:exp417|Tubastatin-A 2.5μM R07 exp417]]|1.78| |[[:results:exp14|Cycloheximide 0.02μM R00 exp14]]|1.83| |[[:results:exp380|NMS-873 0.07μM R07 exp380]]|1.85| |[[:results:exp399|Salubrinal 20μM R07 exp399]]|1.86| |[[:results:exp25|Oligomycin-A 2μM R00 exp25]]|1.87| |[[:results:exp419|Tunicamycin 0.04 to 0.075μM on day4 R07 exp419]]|1.9| |[[:results:exp97|BI-6727 0.0125μM R03 exp97]]|1.93| |[[:results:exp260|ABT-702 0.1μM R06 exp260]]|1.94| |[[:results:exp344|Chlorpromazine 10μM R07 exp344]]|2| |[[:results:exp125|GSK461364A 0.005μM R03 exp125]]|2.01| |[[:results:exp416|Tubacin 1.6μM R07 exp416]]|2.17| ^Gene^Correlation^ |[[:human genes:h:hgc6.3|HGC6.3]]|0.429| |[[:human genes:p:pcf11|PCF11]]|0.417| |[[:human genes:s:slc30a9|SLC30A9]]|0.411| Global Fraction of Cell Lines Where Essential: 1/739 ^Tissue^Fraction Of Cell Lines Where Essential^ |1290807.0|0/1| |909776.0|0/1| |bile duct|0/28| |blood|0/28| |bone|0/26| |breast|1/33| |central nervous system|0/56| |cervix|0/4| |colorectal|0/17| |esophagus|0/13| |fibroblast|0/1| |gastric|0/16| |kidney|0/21| |liver|0/20| |lung|0/75| |lymphocyte|0/16| |ovary|0/26| |pancreas|0/24| |peripheral nervous system|0/16| |plasma cell|0/15| |prostate|0/1| |skin|0/24| |soft tissue|0/9| |thyroid|0/2| |upper aerodigestive|0/22| |urinary tract|0/29| |uterus|0/5| == Essentiality in NALM6 == * **Essentiality Rank**: 937 * **Expression level (log2 read counts)**: 5.51 {{:chemogenomics:nalm6 dist.png?nolink |}}