Sarcoplasmic/endoplasmic reticulum calcium ATPase 1
Name | Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 |
---|---|
Synonyms | 3.6.3.8 Calcium pump 1 Calcium-transporting ATPase sarcoplasmic reticulum type, fast twitch skeletal muscle isoform Endoplasmic reticulum class 1/2 Ca(2+) ATPase SERCA1 |
Gene Name | ATP2A1 |
Organism | Human |
Amino acid sequence | >lcl|BSEQ0007448|Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 MEAAHAKTTEECLAYFGVSETTGLTPDQVKRNLEKYGLNELPAEEGKTLWELVIEQFEDL LVRILLLAACISFVLAWFEEGEETITAFVEPFVILLILIANAIVGVWQERNAENAIEALK EYEPEMGKVYRADRKSVQRIKARDIVPGDIVEVAVGDKVPADIRILAIKSTTLRVDQSIL TGESVSVIKHTEPVPDPRAVNQDKKNMLFSGTNIAAGKALGIVATTGVGTEIGKIRDQMA ATEQDKTPLQQKLDEFGEQLSKVISLICVAVWLINIGHFNDPVHGGSWFRGAIYYFKIAV ALAVAAIPEGLPAVITTCLALGTRRMAKKNAIVRSLPSVETLGCTSVICSDKTGTLTTNQ MSVCKMFIIDKVDGDICLLNEFSITGSTYAPEGEVLKNDKPVRPGQYDGLVELATICALC NDSSLDFNEAKGVYEKVGEATETALTTLVEKMNVFNTDVRSLSKVERANACNSVIRQLMK KEFTLEFSRDRKSMSVYCSPAKSSRAAVGNKMFVKGAPEGVIDRCNYVRVGTTRVPLTGP VKEKIMAVIKEWGTGRDTLRCLALATRDTPPKREEMVLDDSARFLEYETDLTFVGVVGML DPPRKEVTGSIQLCRDAGIRVIMITGDNKGTAIAICRRIGIFGENEEVADRAYTGREFDD LPLAEQREACRRACCFARVEPSHKSKIVEYLQSYDEITAMTGDGVNDAPALKKAEIGIAM GSGTAVAKTASEMVLADDNFSTIVAAVEEGRAIYNNMKQFIRYLISSNVGEVVCIFLTAA LGLPEALIPVQLLWVNLVTDGLPATALGFNPPDLDIMDRPPRSPKEPLISGWLFFRYMAI GGYVGAATVGAAAWWFLYAEDGPHVNYSQLTHFMQCTEDNTHFEGIDCEVFEAPEPMTMA LSVLVTIEMCNALNSLSENQSLLRMPPWVNIWLLGSICLSMSLHFLILYVDPLPMIFKLR ALDLTQWLMVLKISLPVIGLDEILKFVARNYLEDPEDERRK |
Number of residues | 1001 |
Molecular Weight | 110251.36 |
Theoretical pI | 4.8 |
GO Classification |
Functions
protein homodimerization activity ATP binding calcium ion binding calcium-transporting ATPase activity Processes
relaxation of skeletal muscle apoptotic mitochondrial changes positive regulation of endoplasmic reticulum calcium ion concentration calcium ion import positive regulation of fast-twitch skeletal muscle fiber contraction maintenance of mitochondrion location calcium ion transport regulation of striated muscle contraction transmembrane transport ion transmembrane transport negative regulation of endoplasmic reticulum calcium ion concentration calcium ion transmembrane transport positive regulation of mitochondrial calcium ion concentration blood coagulation response to endoplasmic reticulum stress intrinsic apoptotic signaling pathway in response to endoplasmic reticulum stress negative regulation of striated muscle contraction Components
integral component of membrane platelet dense tubular network membrane perinuclear region of cytoplasm mitochondrion integral component of plasma membrane endoplasmic reticulum-Golgi intermediate compartment membrane sarcoplasmic reticulum sarcoplasmic reticulum membrane calcium channel complex H zone endoplasmic reticulum membrane I band |
General Function | Protein homodimerization activity |
Specific Function | Key regulator of striated muscle performance by acting as the major Ca(2+) ATPase responsible for the reuptake of cytosolic Ca(2+) into the sarcoplasmic reticulum. Catalyzes the hydrolysis of ATP coupled with the translocation of calcium from the cytosol to the sarcoplasmic reticulum lumen. Contributes to calcium sequestration involved in muscular excitation/contraction. |
Transmembrane Regions | 49-69 90-110 254-273 296-313 758-777 788-808 829-851 898-917 931-949 965-985 |
GenBank Protein ID | 158256064 |
UniProtKB ID | O14983 |
UniProtKB Entry Name | AT2A1_HUMAN |
Cellular Location | Endoplasmic reticulum membrane |
Gene sequence | >lcl|BSEQ0012711|Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 (ATP2A1) ATGGGGAAGGTCTACCGGGCTGACCGCAAGTCAGTGCAAAGGATCAAGGCTCGGGACATC GTCCCTGGGGACATCGTGGAGGTGGCTGTGGGGGACAAAGTCCCTGCAGACATCCGAATC CTCGCCATCAAATCCACCACGCTGCGGGTTGACCAGTCCATCCTGACAGGCGAGTCTGTA TCTGTCATCAAACACACGGAGCCCGTTCCTGACCCCCGAGCTGTCAACCAGGACAAGAAG AACATGCTTTTCTCGGGCACCAACATTGCAGCCGGCAAGGCCTTGGGCATCGTGGCCACC ACTGGTGTGGGCACCGAGATTGGGAAGATCCGAGACCAAATGGCTGCCACAGAACAGGAC AAGACCCCCTTGCAGCAGAAGCTGGATGAGTTTGGGGAGCAGCTCTCCAAGGTCATCTCC CTCATCTGTGTGGCTGTCTGGCTTATCAACATTGGCCACTTCAACGACCCCGTCCATGGG GGCTCCTGGTTCCGCGGGGCCATCTACTACTTTAAGATTGCCGTGGCCTTGGCTGTGGCT GCCATCCCCGAAGGTCTTCCTGCAGTCATCACCACCTGCCTGGCCCTGGGTACCCGTCGG ATGGCAAAGAAGAATGCCATTGTAAGAAGCTTGCCCTCCGTAGAGACCCTGGGCTGCACC TCTGTCATCTGTTCCGACAAGACAGGCACCCTCACCACCAACCAGATGTCTGTCTGCAAG ATGTTTATCATTGACAAGGTGGATGGGGACATCTGCCTCCTGAATGAGTTCTCCATCACC GGCTCCACTTACGCTCCAGAGGGAGAGGTCTTGAAGAATGATAAGCCAGTCCGGCCAGGG CAGTATGACGGGCTGGTGGAGCTGGCCACCATCTGTGCCCTCTGCAATGACTCCTCCTTG GACTTCAACGAGGCCAAAGGTGTCTATGAGAAGGTCGGCGAGGCCACCGAGACAGCACTC ACCACCCTGGTGGAGAAGATGAATGTGTTCAACACGGATGTGAGAAGCCTCTCGAAGGTG GAGAGAGCCAACGCCTGCAACTCGGTGATCCGCCAGCTAATGAAGAAGGAATTCACCCTG GAGTTCTCCCGAGACAGAAAGTCCATGTCTGTCTATTGCTCCCCAGCCAAATCTTCCCGG GCTGCTGTGGGCAACAAGATGTTTGTCAAGGGTGCCCCTGAGGGCGTCATCGACCGCTGT AACTATGTGCGAGTTGGCACCACCCGGGTGCCACTGACGGGGCCGGTGAAGGAAAAGATC ATGGCGGTGATCAAGGAGTGGGGCACTGGCCGGGACACCCTGCGCTGCTTGGCCCTGGCC ACCCGGGACACCCCCCCGAAGCGAGAGGAAATGGTCCTGGATGACTCTGCCAGGTTCCTG GAGTATGAGACGGACCTGACATTCGTGGGTGTAGTGGGCATGCTGGACCCTCCGCGCAAG GAGGTCACGGGCTCCATCCAGCTGTGCCGTGACGCCGGGATCCGGGTGATCATGATCACT GGGGACAACAAGGGCACAGCCATTGCCATCTGCCGGCGAATTGGCATCTTTGGGGAGAAC GAGGAGGTGGCCGATCGCGCCTACACGGGCCGAGAGTTCGACGACCTGCCCCTGGCTGAA CAGCGGGAAGCCTGCCGACGTGCCTGCTGCTTCGCCCGTGTGGAGCCCTCGCACAAGTCC AAGATTGTGGAGTACCTGCAGTCCTACGATGAGATCACAGCCATGACAGGTGATGGCGTC AATGACGCCCCTGCCCTGAAGAAGGCTGAGATTGGCATTGCCATGGGATCTGGCACTGCC GTGGCCAAGACTGCCTCTGAGATGGTGCTGGCTGACGACAACTTCTCCACCATCGTAGCT GCTGTGGAGGAGGGCCGCGCCATCTACAACAACATGAAGCAGTTCATCCGCTACCTCATT TCCTCCAACGTGGGCGAGGTGGTCTGTATCTTCCTGACCGCTGCCCTGGGGCTGCCTGAG GCCCTGATCCCGGTGCAGCTGCTATGGGTGAACTTGGTGACCGACGGGCTCCCAGCCACA GCCCTGGGCTTCAACCCACCAGACCTGGACATCATGGACCGCCCCCCCCGGAGCCCCAAG GAGCCCCTCATCAGTGGCTGGCTCTTCTTCCGCTACATGGCAATCGGGGGCTATGTGGGT GCAGCCACCGTGGGAGCAGCTGCCTGGTGGTTCCTGTACGCTGAGGATGGGCCTCATGTC AACTACAGCCAGCTGACTCACTTCATGCAGTGCACCGAGGACAACACCCACTTTGAGGGC ATAGACTGTGAGGTCTTCGAGGCCCCCGAGCCCATGACCATGGCCCTGTCCGTGCTGGTG ACCATCGAGATGTGCAATGCACTGAACAGCCTGTCCGAGAACCAGTCCCTGCTGCGGATG CCACCCTGGGTGAACATCTGGCTGCTGGGCTCCATCTGCCTCTCCATGTCCCTGCACTTC CTCATCCTCTATGTTGACCCCCTGCCGATGATCTTCAAGCTCCGGGCCCTGGACCTCACC CAGTGGCTCATGGTCCTCAAGATCTCACTGCCAGTCATTGGGCTCGACGAAATCCTCAAG TTCGTTGCTCGGAACTACCTAGAGGGATAA |
GenBank Gene ID | AK291314 |
GeneCard ID | None |
GenAtlas ID | |
HGNC ID | HGNC:811 |
Chromosome Location | 16 |
Locus | 16p12.1 |
References |
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