Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help

6LDH

REFINED CRYSTAL STRUCTURE OF DOGFISH M4 APO-LACTATE DEHYDROGENASE

Replaces:  4LDHReplaces:  2LDH
Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004459molecular_functionL-lactate dehydrogenase activity
A0005737cellular_componentcytoplasm
A0006089biological_processlactate metabolic process
A0016491molecular_functionoxidoreductase activity
A0016616molecular_functionoxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor
A0019752biological_processcarboxylic acid metabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 330
ChainResidue
AARG171
AHIS186
AHIS186
AHOH515
AHOH533
AHOH533
AHOH591

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 331
ChainResidue
AARG169
AHIS193
AILE249
AHOH347
AHOH464
AASN138
AASP166

Functional Information from PROSITE/UniProt
site_idPS00064
Number of Residues7
DetailsL_LDH L-lactate dehydrogenase active site. IGEHGDS
ChainResidueDetails
AILE190-SER196

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton acceptor
ChainResidueDetails
AGLY194

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:3430615
ChainResidueDetails
AALA30
AGLN100

site_idSWS_FT_FI3
Number of Residues3
DetailsBINDING: BINDING => ECO:0000250
ChainResidueDetails
ALEU107
APRO139
AILE249

site_idSWS_FT_FI4
Number of Residues1
DetailsBINDING:
ChainResidueDetails
APHE170

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: N-acetylalanine => ECO:0000269|PubMed:838743
ChainResidueDetails
ATHR2

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1emd
ChainResidueDetails
AASP166
AHIS193

site_idCSA2
Number of Residues3
DetailsAnnotated By Reference To The Literature 1emd
ChainResidueDetails
AHIS193
AASP166
AARG169

site_idMCSA1
Number of Residues4
DetailsM-CSA 584
ChainResidueDetails
AVAL110electrostatic stabiliser
APHE170enhance reactivity
ALEU173electrostatic stabiliser
AVAL197proton acceptor, proton donor

237423

PDB entries from 2025-06-11

PDB statisticsPDBj update infoContact PDBjnumon