Structure of PDB 4i9n Chain D

Receptor sequence
>4i9nD (length=331) Species: 9986 (Oryctolagus cuniculus) [Search protein sequence]
AALKDQLIHNLLKEEHVPQNKITVVGVGAVGMACAISILMKDLADELALV
DVMEDKLKGEMMDLQHGSLFLRTPKIVSGKDYSVTANSKLVIITAGARQQ
EGESRLNLVQRNVNIFKFIIPNVVKYSPHCKLLVVSNPVDILTYVAWKIS
GFPKNRVIGSGCNLDSARFRYLMGERLGVHALSCHGWILGEHGDSSVPVW
SGMNVAGVSLKTLHPELGTDADKEQWKQVHKQVVDSAYEVIKLKGYTTWA
IGLSVADLAESIMKNLRRVHPISTMLKGLYGIKEDVFLSVPCVLGQNGIS
DVVKVTLTSEEEAHLKKSADTLWGIQKELQF
3D structure
PDB4i9n Fragment growing and linking lead to novel nanomolar lactate dehydrogenase inhibitors.
ChainD
Resolution2.35 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) R105 D165 R168 H192
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 1E6 D G26 G28 D51 V52 A95 R111 N114 I115 F118 G26 G28 D51 V52 A95 R111 N114 I115 F118 MOAD: Kd=360uM
BS02 1E5 D V30 T94 V135 S136 N137 R168 A237 T247 V30 T94 V135 S136 N137 R168 A237 T247 MOAD: Kd=1300uM
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0004459 L-lactate dehydrogenase activity
GO:0016491 oxidoreductase activity
GO:0016616 oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
Biological Process
GO:0006089 lactate metabolic process
GO:0006090 pyruvate metabolic process
GO:0019752 carboxylic acid metabolic process
Cellular Component
GO:0005737 cytoplasm

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4i9n, PDBe:4i9n, PDBj:4i9n
PDBsum4i9n
PubMed23302067
UniProtP13491|LDHA_RABIT L-lactate dehydrogenase A chain (Gene Name=LDHA)

[Back to BioLiP]