Structure of PDB 1ldg Chain A Binding Site BS01

Receptor Information
>1ldg Chain A (length=315) Species: 5833 (Plasmodium falciparum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
APKAKIVLVGSGMIGGVMATLIVQKNLGDVVLFDIVKNMPHGKALDTSHT
NVMAYSNCKVSGSNTYDDLAGSDVVIVTAGFTKAPGKSDKEWNRLDLLPL
NNKIMIEIGGHIKKNCPNAFIIVVTNPVDVMVQLLHQHSGVPKNKIIGLG
GVLDTSRLKYYISQKLNVCPRDVNAHIVGAHGNKMVLLKRYITVGGIPLQ
EFINNKLISDAELEAIFDRTVNTALEIVNLHASPYVAPAAAIIEMAESYL
KDLKKVLICSTLLEGQYGHSDIFGGTPVVLGANGVEQVIELQLNSEEKAK
FDEAIAETKRMKALA
Ligand information
Ligand IDNAI
InChIInChI=1S/C21H29N7O14P2/c22-17-12-19(25-7-24-17)28(8-26-12)21-16(32)14(30)11(41-21)6-39-44(36,37)42-43(34,35)38-5-10-13(29)15(31)20(40-10)27-3-1-2-9(4-27)18(23)33/h1,3-4,7-8,10-11,13-16,20-21,29-32H,2,5-6H2,(H2,23,33)(H,34,35)(H,36,37)(H2,22,24,25)/t10-,11-,13-,14-,15-,16-,20-,21-/m1/s1
InChIKeyBOPGDPNILDQYTO-NNYOXOHSSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OCC4C(C(C(O4)N5C=CCC(=C5)C(=O)N)O)O)O)O)N
CACTVS 3.341NC(=O)C1=CN(C=CC1)[C@@H]2O[C@H](CO[P@@](O)(=O)O[P@](O)(=O)OC[C@H]3O[C@H]([C@H](O)[C@@H]3O)n4cnc5c(N)ncnc45)[C@@H](O)[C@H]2O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)N5C=CCC(=C5)C(=O)N)O)O)O)O)N
CACTVS 3.341NC(=O)C1=CN(C=CC1)[CH]2O[CH](CO[P](O)(=O)O[P](O)(=O)OC[CH]3O[CH]([CH](O)[CH]3O)n4cnc5c(N)ncnc45)[CH](O)[CH]2O
FormulaC21 H29 N7 O14 P2
Name1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE;
NADH
ChEMBLCHEMBL1234616
DrugBankDB00157
ZINCZINC000008215403
PDB chain1ldg Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ldg The structure of lactate dehydrogenase from Plasmodium falciparum reveals a new target for anti-malarial design.
Resolution1.74 Å
Binding residue
(original residue number in PDB)
G29 M30 I31 F52 D53 I54 T97 A98 G99 F100 T101 V138 N140 V142 L163 L167 H195 P250
Binding residue
(residue number reindexed from 1)
G12 M13 I14 F33 D34 I35 T78 A79 G80 F81 T82 V124 N126 V128 L149 L153 H181 P238
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) R109 D168 R171 H195
Catalytic site (residue number reindexed from 1) R94 D154 R157 H181
Enzyme Commision number 1.1.1.27: L-lactate dehydrogenase.
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

View graph for
Molecular Function

View graph for
Biological Process
External links
PDB RCSB:1ldg, PDBe:1ldg, PDBj:1ldg
PDBsum1ldg
PubMed8901865
UniProtQ27743|LDH_PLAFD L-lactate dehydrogenase

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