Structure of PDB 2ieg Chain B Binding Site BS02

Receptor Information
>2ieg Chain B (length=805) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RKQISVRGLAGVENVTELKKNFNRHLHFTLVKDRNVATPRDYYFALAHTV
RDHLVGRWIRTQQHYYEKDPKRIYYLSLEFYMGRTLQNTMVNLALENACD
EATYQLGLDMEELEEIEEDAGLGNGGLGRLAACFLDSMATLGLAAYGYGI
RYEFGIFNQKICGGWQMEEADDWLRYGNPWEKARPEFTLPVHFYGRVEHT
GAKWVDTQVVLAMPYDTPVPGYRNNVVNTMRLWSAKAPNDGYIQAVLDRN
LAENISRVLYPNDNFFEGKELRLKQEYFVVAATLQDIIRRFKSTNFDAFP
DKVAIQLNDTHPSLAIPELMRVLVDLERLDWDKAWEVTVKTCAYTNHTVI
PEALERWPVHLLETLLPRHLQIIYEINQRFLNRVAAAFPGDVDRLRRMSL
VEEGAVKRINMAHLCIAGSHAVNGVARIHSEILKKTIFKDFYELEPHKFQ
NKTNGITPRRWLVLCNPGLAEIIAERIGEEYISDLDQLRKLLSYVDDEAF
IRDVAKVKQENKLKFAAYLEREYKVHINPNSLFDVQVKRIHEYKRQLLNC
LHVITLYNRIKKEPNKFVVPRTVMIGGKAAPGYHMAKMIIKLITAIGDVV
NHDPVVGDRLRVIFLENYRVSLAEKVIPAADLSEQISTAGTEASGTGNMK
FMLNGALTIGTMDGANVEMAEEAGEENFFIFGMRVEDVDRLDQRGYNAQE
YYDRIPELRQIIEQLSSGFFSPKQPDLFKDIVNMLMHHDRFKVFADYEEY
VKCQERVSALYKNPREWTRMVIRNIATSGKFSSDRTIAQYAREIWGVEPS
RQRLP
Ligand information
Ligand IDPLR
InChIInChI=1S/C8H12NO5P/c1-5-7(4-14-15(11,12)13)3-9-6(2)8(5)10/h3,10H,4H2,1-2H3,(H2,11,12,13)
InChIKeyRBCOYOYDYNXAFA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(C)c1O
ACDLabs 10.04O=P(O)(O)OCc1cnc(c(O)c1C)C
OpenEye OEToolkits 1.5.0Cc1c(cnc(c1O)C)COP(=O)(O)O
FormulaC8 H12 N O5 P
Name(5-HYDROXY-4,6-DIMETHYLPYRIDIN-3-YL)METHYL DIHYDROGEN PHOSPHATE;
4'-DEOXYPYRIDOXINE PHOSPHATE
ChEMBLCHEMBL1235333
DrugBank
ZINCZINC000001656021
PDB chain2ieg Chain B Residue 904 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2ieg Development of potent, orally active 1-substituted-3,4-dihydro-2-quinolone glycogen phosphorylase inhibitors.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		G134 K568 K574 Y648 R649 V650 G675 T676 G677 K680
Binding residue
(residue number reindexed from 1)		G125 K538 K544 Y618 R619 V620 G645 T646 G647 K650
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H377 K568 R569 K574 T676 K680
Catalytic site (residue number reindexed from 1) H347 K538 R539 K544 T646 K650
Enzyme Commision number 2.4.1.1: glycogen phosphorylase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0004645 1,4-alpha-oligoglucan phosphorylase activity
GO:0008184 glycogen phosphorylase activity
GO:0016757 glycosyltransferase activity
GO:0030170 pyridoxal phosphate binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0005977 glycogen metabolic process
GO:0005980 glycogen catabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0098723 skeletal muscle myofibril

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:2ieg, PDBe:2ieg, PDBj:2ieg
PDBsum2ieg
PubMed17095214
UniProtP00489|PYGM_RABIT Glycogen phosphorylase, muscle form (Gene Name=PYGM)

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