Structure of PDB 4b2d Chain B Binding Site BS01

Receptor Information
>4b2d Chain B (length=514) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QTQQLHAAMADTFLEHMCRLDIDSPPITARNTGIICTIGPASRSVETLKE
MIKSGMNVARLNFSHGTHEYHAETIKNVRTATESFASDPILYRPVAVALD
TKGPEIRTGLIKAEVELKKGATLKITLDNAYMEKCDENILWLDYKNICKV
VEVGSKIYVDDGLISLQVKQKGADFLVTEVENGGSLGSKKGVNLPGAAVD
LPAVSEKDIQDLKFGVEQDVDMVFASFIRKASDVHEVRKVLGEKGKNIKI
ISKIENHEGVRRFDEILEASDGIMVARGDLGIEIPAEKVFLAQKMMIGRC
NRAGKPVICATQMLESMIKKPRPTRAEGSDVANAVLDGADCIMLSGETAK
GDYPLEAVRMQHLIAREAEAAIYHLQLFEELRRLAPITSDPTEATAVGAV
EASFKCCSGAIIVLTKSGRSAHQVARYRPRAPIIAVTRNPQTARQAHLYR
GIFPVLCKDPVQEAWAEDVDLRVNFAMNVGKARGFFKKGDVVIVLTGWRP
GSGFTNTMRVVPVP
Ligand information
Ligand IDSER
InChIInChI=1S/C3H7NO3/c4-2(1-5)3(6)7/h2,5H,1,4H2,(H,6,7)/t2-/m0/s1
InChIKeyMTCFGRXMJLQNBG-REOHCLBHSA-N
SMILES
SoftwareSMILES
CACTVS 3.341N[CH](CO)C(O)=O
OpenEye OEToolkits 1.5.0C(C(C(=O)O)N)O
CACTVS 3.341N[C@@H](CO)C(O)=O
ACDLabs 10.04O=C(O)C(N)CO
OpenEye OEToolkits 1.5.0C([C@@H](C(=O)O)N)O
FormulaC3 H7 N O3
NameSERINE
ChEMBLCHEMBL11298
DrugBankDB00133
ZINCZINC000000895034
PDB chain4b2d Chain B Residue 1532 [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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PDB4b2d Serine is a natural ligand and allosteric activator of pyruvate kinase M2.
Resolution2.3 Å
Binding residue
(original residue number in PDB)		R43 N70 H464 I469 F470
Binding residue
(residue number reindexed from 1)		R30 N57 H447 I452 F453
Annotation score1
Binding affinityMOAD: Kd=200uM
Enzymatic activity
Catalytic site (original residue number in PDB) R73 R120 K270 T328
Catalytic site (residue number reindexed from 1) R60 R107 K253 T311
Enzyme Commision number 2.7.10.2: non-specific protein-tyrosine kinase.
2.7.11.1: non-specific serine/threonine protein kinase.
2.7.1.40: pyruvate kinase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003723 RNA binding
GO:0003729 mRNA binding
GO:0003824 catalytic activity
GO:0004713 protein tyrosine kinase activity
GO:0004743 pyruvate kinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0023026 MHC class II protein complex binding
GO:0030955 potassium ion binding
GO:0045296 cadherin binding
GO:0046872 metal ion binding
Biological Process
GO:0006096 glycolytic process
GO:0006417 regulation of translation
GO:0012501 programmed cell death
GO:0016310 phosphorylation
GO:0032869 cellular response to insulin stimulus
GO:0061621 canonical glycolysis
GO:1903672 positive regulation of sprouting angiogenesis
GO:2000767 positive regulation of cytoplasmic translation
Cellular Component
GO:0005576 extracellular region
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005791 rough endoplasmic reticulum
GO:0005829 cytosol
GO:0005929 cilium
GO:0031982 vesicle
GO:0034774 secretory granule lumen
GO:0062023 collagen-containing extracellular matrix
GO:0070062 extracellular exosome
GO:1903561 extracellular vesicle
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:4b2d, PDBe:4b2d, PDBj:4b2d
PDBsum4b2d
PubMed23064226
UniProtP14618|KPYM_HUMAN Pyruvate kinase PKM (Gene Name=PKM)

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