Structure of PDB 3ar6 Chain A Binding Site BS02

Receptor Information
>3ar6 Chain A (length=994) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MEAAHSKSTEECLAYFGVSETTGLTPDQVKRHLEKYGHNELPAEEGKSLW
ELVIEQFEDLLVRILLLAACISFVLAWFEEGEETITAFVEPFVILLILIA
NAIVGVWQERNAENAIEALKEYEPEMGKVYRADRKSVQRIKARDIVPGDI
VEVAVGDKVPADIRILSIKSTTLRVDQSILTGESVSVIKHTEPVPDPRAV
NQDKKNMLFSGTNIAAGKALGIVATTGVSTEIGKIRDQMAATEQDKTPLQ
QKLDEFGEQLSKVISLICVAVWLINIGHFNDPVHGGSWIRGAIYYFKIAV
ALAVAAIPEGLPAVITTCLALGTRRMAKKNAIVRSLPSVETLGCTSVICS
DKTGTLTTNQMSVCKMFIIDKVDGDFCSLNEFSITGSTYAPEGEVLKNDK
PIRSGQFDGLVELATICALCNDSSLDFNETKGVYEKVGEATETALTTLVE
KMNVFNTEVRNLSKVERANACNSVIRQLMKKEFTLEFSRDRKSMSVYCSP
AKSSRAAVGNKMFVKGAPEGVIDRCNYVRVGTTRVPMTGPVKEKILSVIK
EWGTGRDTLRCLALATRDTPPKREEMVLDDSSRFMEYETDLTFVGVVGML
DPPRKEVMGSIQLCRDAGIRVIMITGDNKGTAIAICRRIGIFGENEEVAD
RAYTGREFDDLPLAEQREACRRACCFARVEPSHKSKIVEYLQSYDEITAM
TGDGVNDAPALKKAEIGIAMGSGTAVAKTASEMVLADDNFSTIVAAVEEG
RAIYNNMKQFIRYLISSNVGEVVCIFLTAALGLPEALIPVQLLWVNLVTD
GLPATALGFNPPDLDIMDRPPRSPKEPLISGWLFFRYMAIGGYVGAATVG
AAAWWFMYAEDGPGVTYHQLTHFMQCTEDHPHFEGLDCEIFEAPEPMTMA
LSVLVTIEMCNALNSLSENQSLMRMPPWVNIWLLGSICLSMSLHFLILYV
DPLPMIFKLKALDLTQWLMVLKISLPVIGLDEILKFIARNYLEG
Ligand information
Ligand ID12D
InChIInChI=1S/C16H16N8O16P2/c17-13-10-14(19-4-18-13)21(5-20-10)15-12-11(7(37-15)3-36-42(34,35)40-41(31,32)33)38-16(39-12)8(23(27)28)1-6(22(25)26)2-9(16)24(29)30/h1-2,4-5,7-8,11-12,15H,3H2,(H,34,35)(H2,17,18,19)(H2,31,32,33)/t7-,8-,11-,12-,15-,16-/m1/s1
InChIKeyWYOHYTDXVJMKHS-BENPRDFYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04[O-][N+](=O)C5=CC([N+]([O-])=O)=CC([N+]([O-])=O)C35OC4C(OC(n1c2ncnc(N)c2nc1)C4O3)COP(=O)(O)OP(=O)(O)O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@H]4[C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O[C@@]5(O4)[C@@H](C=C(C=C5[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-])N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(O)=O)[CH]4O[C]5(O[CH]34)[CH](C=C(C=C5[N+]([O-])=O)[N+]([O-])=O)[N+]([O-])=O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C4C(C(O3)COP(=O)(O)OP(=O)(O)O)OC5(O4)C(C=C(C=C5[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-])N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@@](O)(=O)O[P](O)(O)=O)[C@H]4O[C@@]5(O[C@@H]34)[C@@H](C=C(C=C5[N+]([O-])=O)[N+]([O-])=O)[N+]([O-])=O
FormulaC16 H16 N8 O16 P2
Name2',3'-O-[(1R,6R)-2,4,6-trinitrocyclohexa-2,4-diene-1,1-diyl]adenosine 5'-(trihydrogen diphosphate)
ChEMBL
DrugBank
ZINCZINC000195770735
PDB chain3ar6 Chain A Residue 1002 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB3ar6 Trinitrophenyl derivatives bind differently from parent adenine nucleotides to Ca2+-ATPase in the absence of Ca2+.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		T353 F487 R489 K515 R560 G626 R678
Binding residue
(residue number reindexed from 1)		T353 F487 R489 K515 R560 G626 R678
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) D351 D703 D707
Catalytic site (residue number reindexed from 1) D351 D703 D707
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:0005509 calcium ion binding
GO:0005524 ATP binding
GO:0016887 ATP hydrolysis activity
GO:0046872 metal ion binding
Biological Process
GO:0006816 calcium ion transport
GO:0006874 intracellular calcium ion homeostasis
GO:0031448 positive regulation of fast-twitch skeletal muscle fiber contraction
GO:0070588 calcium ion transmembrane transport
GO:0106134 positive regulation of cardiac muscle cell contraction
GO:1901896 positive regulation of ATPase-coupled calcium transmembrane transporter activity
GO:1902082 positive regulation of calcium ion import into sarcoplasmic reticulum
GO:1990036 calcium ion import into sarcoplasmic reticulum
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
View graph for
Cellular Component
External links
PDB RCSB:3ar6, PDBe:3ar6, PDBj:3ar6
PDBsum3ar6
PubMed21239683
UniProtP04191|AT2A1_RABIT Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 (Gene Name=ATP2A1)

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