Structure of PDB 1em6 Chain B Binding Site BS03

Receptor Information
>1em6 Chain B (length=787) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ENVAELKKSFNRHLHFTLVKDRNVATTRDYYFALAHTVRDHLVGRWIRTQ
QHYYDKCPKRVYYLSLEFYMGRTLQNTMINLGLQNACDEAIYQLGLDIEE
LEEIEEDAGLGNGGLGRLAACFLDSMATLGLAAYGYGIRYEYGIFNQKIR
DGWQVEEADDWLRYGNPWEKSRPEFMLPVHFYGKVEHTNTGTKWIDTQVV
LALPYDTPVPGYMNNTVNTMRLWSARAPGDYIQAVLDRNLAENISRVLYP
NDNFFEGKELRLKQEYFVVAATLQDIIRRFKASTVFDAFPDQVAIQLNDT
HPALAIPELMRIFVDIEKLPWSKAWELTQKTFAYTNHTVLPEALERWPVD
LVEKLLPRHLEIIYEINQKHLDRIVALFPKDVDRLRRMSLIEEEGSKRIN
MAHLCIVGSHAVNGVAKIHSDIVKTKVFKDFSELEPDKFQNKTNGITPRR
WLLLCNPGLAELIAEKIGEDYVKDLSQLTKLHSFLGDDVFLRELAKVKQE
NKLKFSQFLETEYKVKINPSSMFDVQVKRIHEYKRQLLNCLHVITMYNRI
KKDPFVPRTVIIGGKAAPGYHMAKMIIKLITSVADVVNNDPMVGSKLKVI
FLENYRVSLAEKVIPATDLSEQISTAGTEASGTGNMKFMLNGALTIGTMD
GANVEMAEEAGEENLFIFGMRIDDVAALDKKGYEAKEYYEALPELKLVID
QIDNGFFSPKQPDLFKDIINMLFYHDRFKVFADYEAYVKCQDKVSQLYMN
PKAWNTMVLKNIAASGKFSSDRTIKEYAQNIWNVEPS
Ligand information
Ligand IDPLP
InChIInChI=1S/C8H10NO6P/c1-5-8(11)7(3-10)6(2-9-5)4-15-16(12,13)14/h2-3,11H,4H2,1H3,(H2,12,13,14)
InChIKeyNGVDGCNFYWLIFO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(C=O)c1O
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)C=O)O
ACDLabs 10.04O=P(O)(O)OCc1cnc(c(O)c1C=O)C
FormulaC8 H10 N O6 P
NamePYRIDOXAL-5'-PHOSPHATE;
VITAMIN B6 Phosphate
ChEMBLCHEMBL82202
DrugBankDB00114
ZINCZINC000001532514
PDB chain1em6 Chain B Residue 1860 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1em6 Human liver glycogen phosphorylase inhibitors bind at a new allosteric site.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		Y90 G135 W491 K568 Y648 R649 V650 G675 T676 G677 K680
Binding residue
(residue number reindexed from 1)		Y69 G114 W451 K528 Y605 R606 V607 G632 T633 G634 K637
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) H377 K568 R569 K574 T676 K680
Catalytic site (residue number reindexed from 1) H337 K528 R529 K534 T633 K637
Enzyme Commision number 2.4.1.1: glycogen phosphorylase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0002060 purine nucleobase binding
GO:0004645 1,4-alpha-oligoglucan phosphorylase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0005536 D-glucose binding
GO:0008184 glycogen phosphorylase activity
GO:0016208 AMP binding
GO:0016757 glycosyltransferase activity
GO:0019842 vitamin binding
GO:0030170 pyridoxal phosphate binding
GO:0030246 carbohydrate binding
GO:0032052 bile acid binding
GO:0042802 identical protein binding
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0005977 glycogen metabolic process
GO:0005980 glycogen catabolic process
GO:0006015 5-phosphoribose 1-diphosphate biosynthetic process
GO:0009617 response to bacterium
GO:0042593 glucose homeostasis
GO:0070266 necroptotic process
Cellular Component
GO:0005576 extracellular region
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0034774 secretory granule lumen
GO:0070062 extracellular exosome
GO:1904813 ficolin-1-rich granule lumen

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1em6, PDBe:1em6, PDBj:1em6
PDBsum1em6
PubMed10980448
UniProtP06737|PYGL_HUMAN Glycogen phosphorylase, liver form (Gene Name=PYGL)

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