Structure of PDB 6ini Chain A Binding Site BS03

Receptor Information
>6ini Chain A (length=450) Species: 55670 (Stevia rebaudiana) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RRRRIILFPVPFQGHINPILQLANVLYSKGFSITIFHTNFNKPKTSNYPH
FTFRFILDNDPQDERISNLPTHGPLAGMRIPIINEHGADELRRELELLML
ASEEDEEVSCLITDALWYFAQSVADSLNLRRLVLMTSSLFNFHAHVSLPQ
FDELGYLDPDDKTRLEEQASGFPMLKVKDIKSAYSNWQILKEILGKMIKQ
TKASSGVIWNSFKELEESELETVIREIPAPSFLIPLPKHLTASSSSLLDH
DRTVFQWLDQQPPSSVLYVSFGSTSEVDEKDFLEIARGLVDSKQSFLWVV
RPGFVKGSTWVEPLPDGFLGERGRIVKWVPQQEVLAHGAIGAFWTHSGWN
STLESVCEGVPMIFSDFGLDQPLNARYMSDVLKVGVYLENGWERGEIANA
IRRVMVDEEGEYIRQNARVLKQKADVSLMKGGSSYESLESLVSYISSLLE
Ligand information
Ligand IDAQ9
InChIInChI=1S/C32H50O13/c1-15-11-31-9-5-18-29(2,7-4-8-30(18,3)28(41)44-26-24(39)22(37)20(35)16(12-33)42-26)19(31)6-10-32(15,14-31)45-27-25(40)23(38)21(36)17(13-34)43-27/h16-27,33-40H,1,4-14H2,2-3H3/t16-,17-,18+,19+,20-,21-,22+,23+,24-,25-,26+,27+,29-,30-,31-,32+/m1/s1
InChIKeyYWPVROCHNBYFTP-OSHKXICASA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.6C[C@@]12CCC[C@@]([C@H]1CC[C@]34[C@H]2CC[C@](C3)(C(=C)C4)O[C@H]5[C@@H]([C@H]([C@@H]([C@H](O5)CO)O)O)O)(C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O
CACTVS 3.385C[C]12CCC[C](C)([CH]1CC[C]34CC(=C)[C](CC[CH]23)(C4)O[CH]5O[CH](CO)[CH](O)[CH](O)[CH]5O)C(=O)O[CH]6O[CH](CO)[CH](O)[CH](O)[CH]6O
ACDLabs 12.01C=C1/C5(CC4(C1)CCC3C(C(OC2OC(C(C(O)C2O)O)CO)=O)(C)CCCC3(C4CC5)C)OC6OC(CO)C(O)C(O)C6O
CACTVS 3.385C[C@@]12CCC[C@](C)([C@H]1CC[C@]34CC(=C)[C@](CC[C@@H]23)(C4)O[C@@H]5O[C@H](CO)[C@@H](O)[C@H](O)[C@H]5O)C(=O)O[C@@H]6O[C@H](CO)[C@@H](O)[C@H](O)[C@H]6O
OpenEye OEToolkits 2.0.6CC12CCCC(C1CCC34C2CCC(C3)(C(=C)C4)OC5C(C(C(C(O5)CO)O)O)O)(C)C(=O)OC6C(C(C(C(O6)CO)O)O)O
FormulaC32 H50 O13
Name1-O-[(8alpha,9beta,10alpha,13alpha)-13-(beta-D-glucopyranosyloxy)-18-oxokaur-16-en-18-yl]-beta-D-glucopyranose;
Rubusoside
ChEMBLCHEMBL499256
DrugBank
ZINCZINC000049889356
PDB chain6ini Chain A Residue 504 [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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PDB6ini Hydrophobic recognition allows the glycosyltransferase UGT76G1 to catalyze its substrate in two orientations.
Resolution1.7 Å
Binding residue
(original residue number in PDB)
K223 S241 F242 G441 S443 E446 S447 S450
Binding residue
(residue number reindexed from 1)
K213 S231 F232 G431 S433 E436 S437 S440
Annotation score4
Enzymatic activity
Enzyme Commision number 2.4.1.-
Gene Ontology
Molecular Function
GO:0008194 UDP-glycosyltransferase activity
GO:0016740 transferase activity
GO:0035251 UDP-glucosyltransferase activity

View graph for
Molecular Function
External links
PDB RCSB:6ini, PDBe:6ini, PDBj:6ini
PDBsum6ini
PubMed31324778
UniProtQ6VAB4|U76G1_STERE UDP-glycosyltransferase 76G1 (Gene Name=UGT76G1)

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