Structure of PDB 8k7b Chain A Binding Site BS03

Receptor Information
>8k7b Chain A (length=590) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TWRDFGRKLRLLSGYLWPRGSPALQLVVLICLGLMGLERALNVLVPIFYR
NIVNLLTEKAPWNSLAWTVTSYVFLKFLQGGGTGSTGFVSNLRTFLWIRV
QQFTSRRVELLIFSHLHELSLRWHLGRRTGEVLRIADRGTSSVTGLLSYL
VFNVIPTLADIIIGIIYFSMFFNAWFGLIVFLCMSLYLTLTIVVTEWRTK
FRRAMNTQENATRARAVDSLLNFETVKYYNAESYEVERYREAIIKYQGLE
WKSSASLVLLNQTQNLVIGLGLLAGSLLCAYFVTEQKLQVGDYVLFGTYI
IQLYMPLNAFGTYYRMIQTNFIDMENMFDLLKEETEVKDLPGAGPLRFQK
GRIEFENVHFSYADGRETLQDVSFTVMPGQTLALVGPSGAGKSTILRLLF
RFYDISSGCIRIDGQDISQVTQASLRSHIGVVPQDTVLFNDTIADNIRYG
RVTAGNDEVEAAAQAAGIHDAIMAFPEGYRTQVGERGLKLSGGEKQRVAI
ARTILKAPGIILLDEATSALDTSNERAIQASLAKVCANRTTIVVAHRLST
VVNADQILVIKDGCIVERGRHEALLSRGGVYADMWQLQQG
Ligand information
Ligand IDAOV
InChIInChI=1S/C10H15N5O10P2.3H2O.O.V/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(24-10)1-23-27(21,22)25-26(18,19)20;;;;;/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H2,11,12,13)(H2,18,19,20);3*1H2;;/q;;;;;+4/p-4/t4-,6-,7-,10-;;;;;/m1...../s1
InChIKeySWCHWRVRYDCWAN-AZGWGOJFSA-J
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.6.1c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(O)O[V](=O)(O)(O)O)O)O)N
OpenEye OEToolkits 1.6.1c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)O[V](=O)(O)(O)O)O)O)N
CACTVS 3.352Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[V](O)(O)(O)=O)[CH](O)[CH]3O
CACTVS 3.352Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P](O)(=O)O[P](O)(=O)O[V](O)(O)(O)=O)[C@@H](O)[C@H]3O
FormulaC10 H17 N5 O14 P2 V
NameADP ORTHOVANADATE
ChEMBL
DrugBank
ZINC
PDB chain8k7b Chain B Residue 902 [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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PDB8k7b W546 stacking disruption traps the human porphyrin transporter ABCB6 in an outward-facing transient state.
Resolution3.9 Å
Binding residue
(original residue number in PDB)		K726 L727 S728 G729
Binding residue
(residue number reindexed from 1)		K489 L490 S491 G492
Annotation score4
Enzymatic activity
Enzyme Commision number 7.6.2.5: ABC-type heme transporter.
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016887 ATP hydrolysis activity
GO:0140359 ABC-type transporter activity
Biological Process
GO:0055085 transmembrane transport
Cellular Component
GO:0016020 membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8k7b, PDBe:8k7b, PDBj:8k7b
PDBsum8k7b
PubMed37735522
UniProtQ9NP58|ABCB6_HUMAN ATP-binding cassette sub-family B member 6 (Gene Name=ABCB6)

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