Structure of PDB 1r81 Chain A Binding Site BS02

Receptor Information
>1r81 Chain A (length=266) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MVSLPRMVYPQPKVLTPCRKDVLVVTPWLAPIVWEGTFNIDILNEQFRLQ
NTTIGLTVFAIKKYVAFLKLFLETAEKHFMVGHRVHYYVFTDQPAAVPRV
TLGTGRQLSVLEVRAYCERRFLSEVDYLVCVDVDMEFRDHVGVEILTPLF
GTLHPGFYGSSREAFTYERRPQSQAYIPKDEGDFYYLGGFFGGSVQEVQR
LTRACHQAMMVDQANGIEAVWHDESHLNKYLLRHKPTKVLSPEYLWDQQL
LGWPAVLRKLRFTAVP
Ligand information
Ligand IDUD2
InChIInChI=1S/C17H27N3O17P2/c1-6(22)18-10-13(26)11(24)7(4-21)35-16(10)36-39(31,32)37-38(29,30)33-5-8-12(25)14(27)15(34-8)20-3-2-9(23)19-17(20)28/h2-3,7-8,10-16,21,24-27H,4-5H2,1H3,(H,18,22)(H,29,30)(H,31,32)(H,19,23,28)/t7-,8-,10-,11+,12-,13-,14-,15-,16-/m1/s1
InChIKeyLFTYTUAZOPRMMI-NESSUJCYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(=O)NC1C(C(C(OC1OP(=O)(O)OP(=O)(O)OCC2C(C(C(O2)N3C=CC(=O)NC3=O)O)O)CO)O)O
CACTVS 3.341CC(=O)N[CH]1[CH](O)[CH](O)[CH](CO)O[CH]1O[P](O)(=O)O[P](O)(=O)OC[CH]2O[CH]([CH](O)[CH]2O)N3C=CC(=O)NC3=O
ACDLabs 10.04O=P(OC1OC(C(O)C(O)C1NC(=O)C)CO)(O)OP(=O)(O)OCC3OC(N2C=CC(=O)NC2=O)C(O)C3O
CACTVS 3.341CC(=O)N[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1O[P@](O)(=O)O[P@](O)(=O)OC[C@H]2O[C@H]([C@H](O)[C@@H]2O)N3C=CC(=O)NC3=O
OpenEye OEToolkits 1.5.0CC(=O)N[C@@H]1[C@H]([C@H]([C@H](O[C@@H]1O[P@@](=O)(O)O[P@@](=O)(O)OC[C@@H]2[C@H]([C@H]([C@@H](O2)N3C=CC(=O)NC3=O)O)O)CO)O)O
FormulaC17 H27 N3 O17 P2
NameURIDINE-DIPHOSPHATE-N-ACETYLGALACTOSAMINE;
(2R,3R,4R,5R,6R)-3-(acetylamino)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl [(2R,3S,4R,5R)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl dihydrogen diphosphate
ChEMBL
DrugBankDB02196
ZINCZINC000008551132
PDB chain1r81 Chain A Residue 475 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1r81 The influence of an intramolecular hydrogen bond in differential recognition of inhibitory acceptor analogs by human ABO(H) blood group A and B glycosyltransferases
Resolution1.75 Å
Binding residue
(original residue number in PDB)
F121 A122 Y126 D211 V212 D213
Binding residue
(residue number reindexed from 1)
F59 A60 Y64 D132 V133 D134
Annotation score3
Enzymatic activity
Catalytic site (original residue number in PDB) H233 L266 W300 E303 A343
Catalytic site (residue number reindexed from 1) H154 L187 W221 E224 A264
Enzyme Commision number 2.4.1.37: fucosylgalactoside 3-alpha-galactosyltransferase.
2.4.1.40: glycoprotein-fucosylgalactoside alpha-N-acetylgalactosaminyltransferase.
Gene Ontology
Molecular Function
GO:0016758 hexosyltransferase activity
Biological Process
GO:0005975 carbohydrate metabolic process
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:1r81, PDBe:1r81, PDBj:1r81
PDBsum1r81
PubMed12972418
UniProtP16442|BGAT_HUMAN Histo-blood group ABO system transferase (Gene Name=ABO)

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