Structure of PDB 1gx4 Chain A Binding Site BS02

Receptor Information
>1gx4 Chain A (length=287) Species: 9913 (Bos taurus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KLKLSDWFNPFKRPEVVTMTKWKAPVVWEGTYNRAVLDNYYAKQKITVGL
TVFAVGRYIEHYLEEFLTSANKHFMVGHPVIFYIMVDDVSRMPLIELGPL
RSFKVFKIKPEKRWQDISMMRMKTIGEHIVAHIQHEVDFLFCMDVDQVFQ
DKFGVETLGESVAQLQAWWYKADPNDFTYERRKESAAYIPFGEGDFYYHA
AIFGGTPTQVLNITQECFKGILKDKKNDIEAQWHDESHLNKYFLLNKPTK
ILSPEYCWDYHIGLPADIKLVKMSWQTKEYNVVRNNV
Ligand information
Ligand IDUDP
InChIInChI=1S/C9H14N2O12P2/c12-5-1-2-11(9(15)10-5)8-7(14)6(13)4(22-8)3-21-25(19,20)23-24(16,17)18/h1-2,4,6-8,13-14H,3H2,(H,19,20)(H,10,12,15)(H2,16,17,18)/t4-,6-,7-,8-/m1/s1
InChIKeyXCCTYIAWTASOJW-XVFCMESISA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0C1=CN(C(=O)NC1=O)[C@H]2[C@@H]([C@@H]([C@H](O2)CO[P@@](=O)(O)OP(=O)(O)O)O)O
CACTVS 3.370O[CH]1[CH](O)[CH](O[CH]1CO[P](O)(=O)O[P](O)(O)=O)N2C=CC(=O)NC2=O
CACTVS 3.370O[C@H]1[C@@H](O)[C@@H](O[C@@H]1CO[P](O)(=O)O[P](O)(O)=O)N2C=CC(=O)NC2=O
OpenEye OEToolkits 1.7.0C1=CN(C(=O)NC1=O)C2C(C(C(O2)COP(=O)(O)OP(=O)(O)O)O)O
ACDLabs 12.01O=P(O)(O)OP(=O)(O)OCC2OC(N1C(=O)NC(=O)C=C1)C(O)C2O
FormulaC9 H14 N2 O12 P2
NameURIDINE-5'-DIPHOSPHATE
ChEMBLCHEMBL130266
DrugBankDB03435
ZINCZINC000004490939
PDB chain1gx4 Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1gx4 Structural Basis of Ordered Binding of Donor and Acceptor Substrates to the Retaining Glycosyltransferase, Alpha -1,3 Galactosyltransferase
Resolution1.46 Å
Binding residue
(original residue number in PDB)		F134 A135 V136 Y139 I198 R202 D225 V226 D227 K359 Y361 R365
Binding residue
(residue number reindexed from 1)		F53 A54 V55 Y58 I117 R121 D144 V145 D146 K278 Y280 R284
Annotation score3
Binding affinityMOAD: Kd=0.053mM
PDBbind-CN: -logKd/Ki=4.28,Kd=53uM
Enzymatic activity
Catalytic site (original residue number in PDB) Q247 H280 W314 E317 W356 R365
Catalytic site (residue number reindexed from 1) Q166 H199 W233 E236 W275 R284
Enzyme Commision number 2.4.1.87: N-acetyllactosaminide 3-alpha-galactosyltransferase.
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:1gx4, PDBe:1gx4, PDBj:1gx4
PDBsum1gx4
PubMed12011052
UniProtP14769|GGTA1_BOVIN N-acetyllactosaminide alpha-1,3-galactosyltransferase (Gene Name=GGTA1)

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