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TRPM6 Q9BX84

瞬时受体电位阳离子通道亚家族M成员6 (EC 2.7.11.1) (通道激酶2) (Melastatin相关TRP阳离子通道6) [切割为:TRPM6激酶,切割形式]

蛋白质信息 (UniProt)

瞬时受体电位阳离子通道亚家族M成员6 (EC 2.7.11.1) (通道激酶2) (Melastatin相关TRP阳离子通道6) [切割为:TRPM6激酶,切割形式]

Q9BX84

功能描述

双功能蛋白,结合了离子通道和内在激酶结构域,使其能够通过孔道传导离子或通过其激酶结构域磷酸化下游蛋白来调节细胞功能 (PubMed:14576148, PubMed:16636202, PubMed:18258429, PubMed:18365021)。对Mg(2+)稳态至关重要。在上皮Mg(2+)转运以及肠道和肾脏的主动Mg(2+)吸收中具有重要作用 (PubMed:14576148)。然而,TRPM6是自身形成功能性同源通道,还是主要作为异源TRPM6-TRPM7通道的亚基发挥作用,仍有争议 (PubMed:14576148, PubMed:16636202, PubMed:24385424)。 {ECO:0000269|PubMed:14576148, ECO:0000269|PubMed:16636202, ECO:0000269|PubMed:18258429, ECO:0000269|PubMed:18365021, ECO:0000269|PubMed:24385424}.; FUNCTION: [TRPM6 kinase, cleaved form]: C端激酶结构域可以以细胞类型特异性的方式从通道片段上切割下来。切割后的激酶片段可以易位至细胞核,并结合染色质重塑复合物蛋白,最终磷酸化组蛋白的特定Ser/Thr残基,已知这些残基对细胞分化和发育具有功能重要性。 {ECO:0000269|PubMed:28784805}.

组织特异性

Highly expressed in kidney and colon. Isoform TRPM6a and isoform TRPM6b, are coexpressed with TRPM7 in kidney, and testis, and are also found in several cell lines of lung origin. Isoform TRPM6c is detected only in testis and in NCI-H510A small cell lung carcinoma cells.

亚细胞定位

Cell membrane

关键词

Alternative splicing ATP-binding Calcium Calcium channel Calcium transport Cell membrane Disease variant Ion channel Ion transport Kinase