Structure of PDB 1abb Chain C Binding Site BS03

Receptor Information
>1abb Chain C (length=823) 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
SQGAKWVDTQVVLAMPYDTPVPGYRNNVVNTMRLWSAKAPNDFNLKDFNV
GGYIQAVLDRNLAENISRVLYPEGKELRLKQEYFVVAATLQDIIRRFKSS
KFGCRDPVRTNFDAFPDKVAIQLNDTHPSLAIPELMRVLVDLERLDWDKA
WEVTVKTCAYTNHTVIPEALERWPVHLLETLLPRHLQIIYEINQRFLNRV
AAAFPGDVDRLRRMSLVEEGAVKRINMAHLCIAGSHAVNGVARIHSEILK
KTIFKDFYELEPHKFQNKTNGITPRRWLVLCNPGLAEIIAERIGEEYISD
LDQLRKLLSYVDDEAFIRDVAKVKQENKLKFAAYLEREYKVHINPNSLFD
VQVKRIHEYKRQLLNCLHVITLYNRIKKEPNKFVVPRTVMIGGKAAPGYH
MAKMIIKLITAIGDVVNHDPVVGDRLRVIFLENYRVSLAEKVIPAADLSE
QISTAGTEASGTGNMKFMLNGALTIGTMDGANVEMAEEAGEENFFIFGMR
VEDVDRLDQRGYNAQEYYDRIPELRQIIEQLSSGFFSPKQPDLFKDIVNM
LMHHDRFKVFADYEEYVKCQERVSALYKNPREWTRMVIRNIATSGKFSSD
RTIAQYAREIWGVEPSRQRLPAP
Ligand information
Ligand IDIMP
InChIInChI=1S/C10H13N4O8P/c15-6-4(1-21-23(18,19)20)22-10(7(6)16)14-3-13-5-8(14)11-2-12-9(5)17/h2-4,6-7,10,15-16H,1H2,(H,11,12,17)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyGRSZFWQUAKGDAV-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.5c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)COP(=O)(O)O)O)O)N=CNC2=O
ACDLabs 10.04O=C1c2ncn(c2N=CN1)C3OC(C(O)C3O)COP(=O)(O)O
OpenEye OEToolkits 1.7.5c1nc2c(n1C3C(C(C(O3)COP(=O)(O)O)O)O)N=CNC2=O
CACTVS 3.385O[CH]1[CH](O)[CH](O[CH]1CO[P](O)(O)=O)n2cnc3C(=O)NC=Nc23
CACTVS 3.385O[C@H]1[C@@H](O)[C@@H](O[C@@H]1CO[P](O)(O)=O)n2cnc3C(=O)NC=Nc23
FormulaC10 H13 N4 O8 P
NameINOSINIC ACID
ChEMBLCHEMBL1207374
DrugBankDB04566
ZINCZINC000004228242
PDB chain1abb Chain C Residue 920 [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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PDB1abb Control of phosphorylase b conformation by a modified cofactor: crystallographic studies on R-state glycogen phosphorylase reconstituted with pyridoxal 5'-diphosphate.
Resolution2.8 Å
Binding residue
(original residue number in PDB)		Q71 Y75 E76 R309 R310 K315
Binding residue
(residue number reindexed from 1)		Q62 Y66 E67 R295 R296 K301
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H377 K568 R569 K574 T676 K680
Catalytic site (residue number reindexed from 1) H363 K554 R555 K560 T662 K666
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

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Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1abb, PDBe:1abb, PDBj:1abb
PDBsum1abb
PubMed1304390
UniProtP00489|PYGM_RABIT Glycogen phosphorylase, muscle form (Gene Name=PYGM)

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