Structure of PDB 7ahm Chain D Binding Site BS01

Receptor Information
>7ahm Chain D (length=161) Species: 1423 (Bacillus subtilis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GLNIKENDLPGIGKKFEIETRSHEKMTIIIHDDGRREIYRFNDRDPDELL
SNISLDDSEARQIAAILGGMVYKPQALESIEMAFSDLIIEWFKVEKGAKS
IGRTLGELDVRQNYDVTVIAIIKHNQEKLLNPGADSIIEENDTLVLSGER
KHLKKLIHDFL
Ligand information
Ligand ID2BA
InChIInChI=1S/C20H24N10O12P2/c21-15-9-17(25-3-23-15)29(5-27-9)19-11(31)13-7(39-19)1-37-43(33,34)42-14-8(2-38-44(35,36)41-13)40-20(12(14)32)30-6-28-10-16(22)24-4-26-18(10)30/h3-8,11-14,19-20,31-32H,1-2H2,(H,33,34)(H,35,36)(H2,21,23,25)(H2,22,24,26)/t7-,8-,11-,12-,13-,14-,19-,20-/m1/s1
InChIKeyPDXMFTWFFKBFIN-XPWFQUROSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C4C(O3)COP(=O)(OC5C(COP(=O)(O4)O)OC(C5O)n6cnc7c6ncnc7N)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH]4CO[P](O)(=O)O[CH]5[CH](O)[CH](O[CH]5CO[P](O)(=O)O[CH]4[CH]3O)n6cnc7c(N)ncnc67
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@H]4[C@H](O3)CO[P@](=O)(O[C@@H]5[C@@H](CO[P@](=O)(O4)O)O[C@H]([C@@H]5O)n6cnc7c6ncnc7N)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@@H]4CO[P@](O)(=O)O[C@H]5[C@@H](O)[C@@H](O[C@@H]5CO[P@](O)(=O)O[C@H]4[C@H]3O)n6cnc7c(N)ncnc67
ACDLabs 10.04O=P5(OCC7OC(n1c2ncnc(N)c2nc1)C(O)C7OP(=O)(O)OCC6OC(n3c4ncnc(N)c4nc3)C(O)C6O5)O
FormulaC20 H24 N10 O12 P2
Name(2R,3R,3aS,5R,7aR,9R,10R,10aS,12R,14aR)-2,9-bis(6-amino-9H-purin-9-yl)octahydro-2H,7H-difuro[3,2-d:3',2'-j][1,3,7,9,2,8 ]tetraoxadiphosphacyclododecine-3,5,10,12-tetrol 5,12-dioxide;
bis-(3',5')-cyclic-dimeric-Adenosine-monophosphate
ChEMBLCHEMBL1229884
DrugBank
ZINCZINC000058661162
PDB chain7ahm Chain C Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7ahm c-di-AMP, a likely master regulator of bacterial K + homeostasis machinery, activates a K + exporter.
Resolution3.14 Å
Binding residue
(original residue number in PDB)
L104 D108 R110 Q111 V117 P131 G132 A133
Binding residue
(residue number reindexed from 1)
L105 D109 R111 Q112 V118 P132 G133 A134
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0008324 monoatomic cation transmembrane transporter activity
Biological Process
GO:0006813 potassium ion transport
GO:0098655 monoatomic cation transmembrane transport
Cellular Component
GO:0005886 plasma membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:7ahm, PDBe:7ahm, PDBj:7ahm
PDBsum7ahm
PubMed33790011
UniProtO07535|KHTT_BACSU K(+)/H(+) antiporter subunit KhtT (Gene Name=khtT)

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