4R69

Lactate Dehydrogenase in complex with inhibitor compound 13


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.19 Å
  • R-Value Free: 0.228 
  • R-Value Work: 0.190 
  • R-Value Observed: 0.191 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

Optimization of 5-(2,6-dichlorophenyl)-3-hydroxy-2-mercaptocyclohex-2-enones as potent inhibitors of human lactate dehydrogenase.

Labadie, S.Dragovich, P.S.Chen, J.Fauber, B.P.Boggs, J.Corson, L.B.Ding, C.Z.Eigenbrot, C.Ge, H.Ho, Q.Lai, K.W.Ma, S.Malek, S.Peterson, D.Purkey, H.E.Robarge, K.Salphati, L.Sideris, S.Ultsch, M.VanderPorten, E.Wei, B.Xu, Q.Yen, I.Yue, Q.Zhang, H.Zhang, X.Zhou, A.

(2014) Bioorg Med Chem Lett 25: 75-82

  • DOI: https://doi.org/10.1016/j.bmcl.2014.11.008
  • Primary Citation of Related Structures:  
    4R68, 4R69

  • PubMed Abstract: 

    Optimization of 5-(2,6-dichlorophenyl)-3-hydroxy-2-mercaptocyclohex-2-enone using structure-based design strategies resulted in inhibitors with considerable improvement in biochemical potency against human lactate dehydrogenase A (LDHA). These potent inhibitors were typically selective for LDHA over LDHB isoform (4–10 fold) and other structurally related malate dehydrogenases, MDH1 and MDH2 (>500 fold). An X-ray crystal structure of enzymatically most potent molecule bound to LDHA revealed two additional interactions associated with enhanced biochemical potency.


  • Organizational Affiliation

    Genentech, Inc., 1 DNA Way, South San Francisco, CA 94080, USA.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
L-lactate dehydrogenase A chain
A, B, C, D
331Homo sapiensMutation(s): 0 
Gene Names: LDHAPIG19
EC: 1.1.1.27
UniProt & NIH Common Fund Data Resources
Find proteins for P00338 (Homo sapiens)
Explore P00338 
Go to UniProtKB:  P00338
PHAROS:  P00338
GTEx:  ENSG00000134333 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP00338
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
NAI
Query on NAI

Download Ideal Coordinates CCD File 
F [auth A],
I [auth B],
L [auth C],
N [auth D]
1,4-DIHYDRONICOTINAMIDE ADENINE DINUCLEOTIDE
C21 H29 N7 O14 P2
BOPGDPNILDQYTO-NNYOXOHSSA-N
W13
Query on W13

Download Ideal Coordinates CCD File 
G [auth A],
J [auth B],
M [auth C],
P [auth D]
(5R)-2-[(2-chlorophenyl)sulfanyl]-5-[2,6-dichloro-3-(tetrahydro-2H-pyran-4-ylamino)phenyl]-3-hydroxycyclohex-2-en-1-one
C23 H22 Cl3 N O3 S
CJPAFXZVJQAZMQ-CYBMUJFWSA-N
EPE
Query on EPE

Download Ideal Coordinates CCD File 
E [auth A],
H [auth B],
K [auth C]
4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
SO4
Query on SO4

Download Ideal Coordinates CCD File 
O [auth D]SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.19 Å
  • R-Value Free: 0.228 
  • R-Value Work: 0.190 
  • R-Value Observed: 0.191 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 75.007α = 90
b = 80.682β = 96.49
c = 101.983γ = 90
Software Package:
Software NamePurpose
Blu-Icedata collection
PHASERphasing
BUSTERrefinement
HKL-2000data reduction
HKL-2000data scaling

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2014-12-24
    Type: Initial release
  • Version 1.1: 2023-09-20
    Changes: Data collection, Database references, Derived calculations, Refinement description