Structure of PDB 4rls Chain B

Receptor sequence
>4rlsB (length=324) Species: 9606 (Homo sapiens) [Search protein sequence]
ATLKDQLIYNLLKEEQTPQNKITVVGVGAVGMACAISILMKDLADELALV
DVIEDKLKGEMMDLQHGSLFLRTPKIVSGKDYNVTANSKLVIITAGARLN
LVQRNVNIFKFIIPNVVKYSPNCKLLIVSNPVDILTYVAWKISGFPKNRV
IGSGCNLDSARFRYLMGERLGVHPLSCHGWVLGEHGDSSVPVWSGMNVAG
VSLKTLHPDLGTDKDKEQWKEVHKQVVESAYEVIKLKGYTSWAIGLSVAD
LAESIMKNLRRVHPVSTMIKGLYGIKDDVFLSVPCILGQNGISDLVKVTL
TSEEEARLKKSADTLWGIQKELQF
3D structure
PDB4rls Identification of 3,6-disubstituted dihydropyrones as inhibitors of human lactate dehydrogenase.
ChainB
Resolution1.91 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) D165 R168 H192
Catalytic site (residue number reindexed from 1) D158 R161 H185
Enzyme Commision number 1.1.1.27: L-lactate dehydrogenase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NAI B G28 A29 V30 D51 V52 T94 A95 G96 A97 R98 I119 V135 N137 I251 G28 A29 V30 D51 V52 T94 A95 G96 A97 R98 I112 V128 N130 I244
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004459 L-lactate dehydrogenase activity
GO:0005515 protein binding
GO:0016491 oxidoreductase activity
GO:0016616 oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
GO:0042802 identical protein binding
GO:0045296 cadherin binding
Biological Process
GO:0006089 lactate metabolic process
GO:0006090 pyruvate metabolic process
GO:0006096 glycolytic process
GO:0019752 carboxylic acid metabolic process
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005739 mitochondrion
GO:0005829 cytosol
GO:0016020 membrane
GO:0070062 extracellular exosome
GO:1990204 oxidoreductase complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4rls, PDBe:4rls, PDBj:4rls
PDBsum4rls
PubMed25467161
UniProtP00338|LDHA_HUMAN L-lactate dehydrogenase A chain (Gene Name=LDHA)

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