Structure of PDB 4ajp Chain B

Receptor sequence
>4ajpB (length=329) Species: 9606 (Homo sapiens) [Search protein sequence]
ATLKDQLIYNLLKETPQNKITVVGVGAVGMACAISILMKDLADELALVDV
IEDKLKGEMMDLQHGSLFLRTPKIVSGKDYNVTANSKLVIITAGARQQEG
ESRLNLVQRNVNIFKFIIPNVVKYSPNCKLLIVSNPVDILTYVAWKISGF
PKNRVIGSGCNLDSARFRYLMGERLGVHPLSCHGWVLGEHGDSSVPVWSG
MNVAGVSLKTLHPDLGTDKDKEQWKEVHKQVVESAYEVIKLKGYTSWAIG
LSVADLAESIMKNLRRVHPVSTMIKGLYGIKDDVFLSVPCILGQNGISDL
VKVTLTSEEEARLKKSADTLWGIQKELQF
3D structure
PDB4ajp The Design and Synthesis of Novel Lactate Dehydrogenase a Inhibitors by Fragment-Based Lead Generation
ChainB
Resolution2.38 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
Enzymatic activity
Catalytic site (original residue number in PDB) R105 D165 R168 H192
Catalytic site (residue number reindexed from 1) R103 D163 R166 H190
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 88N B V30 D51 V52 T94 A95 G96 R105 I115 V135 N137 L164 R168 H192 A237 T247 V28 D49 V50 T92 A93 G94 R103 I113 V133 N135 L162 R166 H190 A235 T245 MOAD: Kd=0.093uM
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4ajp, PDBe:4ajp, PDBj:4ajp
PDBsum4ajp
PubMed22417091
UniProtP00338|LDHA_HUMAN L-lactate dehydrogenase A chain (Gene Name=LDHA)

[Back to BioLiP]