Structure of PDB 6hxb Chain A Binding Site BS01

Receptor Information
>6hxb Chain A (length=968) Species: 9823 (Sus scrofa) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ENAHTKTVEEVLGHFGVNESTGLSLEQVKKLKERWGSNELELVIEQFEDL
LVRILLLAACISFVLAWFEEGEETITAFVEPFVILLILVANAIVGVWQER
NAENAIEALKEYEPEMGKVYRQDSVQRIKAKDIVPGDIVEIAVGDKVPAD
IRLTSIKSTTLRVDQSILTGESVSVIKHTDPVPDPRAVNQDKKNMLFSGT
NIAAGKAMGVVVATGVNTEIGKIRDEERTPLQQKLDEFGEQLSKVISLIC
IAVWIINIGHFNDPVHGGSWIRGAIYYFKIAVALAVAAIPEGLPAVITTC
LALGTRRMAKKNAIVRSLPSVETLGCTSVICSDKTGTLTTNQMSVCRMFI
LDKVEGDTCSLNEFTITGSTYAPIGEVHKDDKPVKCHQYDGLVELATICA
LCNDSDYNEAKGVYEKVGEATETALTCLVEKMNVFDTELKGLSKIERANA
CNSVIKQLMKKEFTLEFSRDRKSMSVYCTPNKPKMFVKGAPEGVIDRCTH
IRVGSTKVPMTPGVKQKIMSVIREWGSGSDTLRCLALATHDNPMRREEMN
LEDSANFIKYETNLTFVGCVGMLDPPRIEVASSVKLCRQAGIRVIMITGD
NKGTAVAICRRIGIFGQDEDVTSKAFTGREFDELNPSAQREACLNARCFA
RVEPSHKSKIVEFLQSFDEITAMTGDGVNDAPALKKSEIGIAMGSGTAVA
KTASEMVLADDNFSTIVAAVEEGRAIYNNMKQFIRYLISSNVGEVVCIFL
TAALGFPEALIPVQLLWVNLVTDGLPATALGFNPPDLDIMNKPPRNPKEP
LISGWLFFRYLAIGCYVGAATVGAAAWWFIAADGGPRVTFYQLSHFLQCK
EDNPDFEGVDCAVFESPYPMTMALSVLVTIEMCNALNSLSENQSLLRMPP
WENIWLVGSICLSMSLHFLILYVEPLPLIFQITPLNLTQWLMVLKISLPV
ILMDETLKFVARNYLEPA
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain6hxb Chain A Residue 1001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6hxb Structures of the heart specific SERCA2a Ca 2+ -ATPase.
Resolution4.0 Å
Binding residue
(original residue number in PDB)		N767 E770 T798 D799
Binding residue
(residue number reindexed from 1)		N741 E744 T772 D773
Annotation score5
Enzymatic activity
Enzyme Commision number 7.2.2.10: P-type Ca(2+) transporter.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0005215 transporter activity
GO:0005388 P-type calcium transporter activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016887 ATP hydrolysis activity
GO:0046872 metal ion binding
GO:0086039 P-type calcium transporter activity involved in regulation of cardiac muscle cell membrane potential
Biological Process
GO:0000045 autophagosome assembly
GO:0006816 calcium ion transport
GO:0006874 intracellular calcium ion homeostasis
GO:0010882 regulation of cardiac muscle contraction by calcium ion signaling
GO:0016240 autophagosome membrane docking
GO:0070588 calcium ion transmembrane transport
GO:0086036 regulation of cardiac muscle cell membrane potential
GO:0140056 organelle localization by membrane tethering
GO:1990456 mitochondrion-endoplasmic reticulum membrane tethering
Cellular Component
GO:0016020 membrane
GO:0016529 sarcoplasmic reticulum
GO:0033017 sarcoplasmic reticulum membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6hxb, PDBe:6hxb, PDBj:6hxb
PDBsum6hxb
PubMed30777856
UniProtP11607|AT2A2_PIG Sarcoplasmic/endoplasmic reticulum calcium ATPase 2 (Gene Name=ATP2A2)

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