5MH6 | pdb_00005mh6

D-2-hydroxyacid dehydrogenases (D2-HDH) from Haloferax mediterranei in complex with 2-ketohexanoic acid and NAD+ (1.35 A resolution)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.35 Å
  • R-Value Free: 
    0.162 (Depositor), 0.170 (DCC) 
  • R-Value Work: 
    0.126 (Depositor), 0.130 (DCC) 
  • R-Value Observed: 
    0.128 (Depositor) 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 

Created with Raphaël 2.3.0Worse 01 BetterLigand structure goodness of fit to experimental dataBest fitted NADClick on this verticalbar to view details

This is version 2.0 of the entry. See complete history


Literature

Productive ternary complexes of D-2-hydroxyacid dehydrogenase provide insights into the chiral specificity of its reaction mechanism

Domenech Perez, J.Pramanpol, N.Baker, P.J.Bisson, C.Harding, S.E.Rice, D.W.Ferrer, J.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
D-2-hydroxyacid dehydrogenase
A, B, C, D
308Haloferax mediterranei ATCC 33500Mutation(s): 0 
Gene Names: ddhserA5HFX_2024
EC: 1.1.1
UniProt
Find proteins for Q2VEQ7 (Haloferax mediterranei (strain ATCC 33500 / DSM 1411 / JCM 8866 / NBRC 14739 / NCIMB 2177 / R-4))
Explore Q2VEQ7 
Go to UniProtKB:  Q2VEQ7
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ2VEQ7
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 6 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
NAD
Query on NAD

Download Ideal Coordinates CCD File 
HA [auth B],
KB [auth D],
S [auth A],
XA [auth C]
NICOTINAMIDE-ADENINE-DINUCLEOTIDE
C21 H27 N7 O14 P2
BAWFJGJZGIEFAR-NNYOXOHSSA-N
7N5
Query on 7N5

Download Ideal Coordinates CCD File 
IA [auth B],
LB [auth D],
T [auth A],
YA [auth C]
2-Ketohexanoic acid
C6 H10 O3
XNIHZNNZJHYHLC-UHFFFAOYSA-N
SO4
Query on SO4

Download Ideal Coordinates CCD File 
BA [auth B],
EB [auth D],
K [auth A],
QA [auth C]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
EDO
Query on EDO

Download Ideal Coordinates CCD File 
AA [auth B]
AB [auth D]
BB [auth D]
CB [auth D]
DB [auth D]
1,2-ETHANEDIOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
MG
Query on MG

Download Ideal Coordinates CCD File 
CA [auth B]
DA [auth B]
EA [auth B]
FA [auth B]
FB [auth D]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
NA
Query on NA

Download Ideal Coordinates CCD File 
JA [auth C],
ZA [auth D]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.35 Å
  • R-Value Free:  0.162 (Depositor), 0.170 (DCC) 
  • R-Value Work:  0.126 (Depositor), 0.130 (DCC) 
  • R-Value Observed: 0.128 (Depositor) 
Space Group: P 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 66.455α = 109.11
b = 75.008β = 107.55
c = 77.555γ = 95.91
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 

Created with Raphaël 2.3.0Worse 01 BetterLigand structure goodness of fit to experimental dataBest fitted NADClick on this verticalbar to view details

Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Biotechnology and Biological Sciences Research CouncilUnited Kingdom--
Wellcome TrustUnited Kingdom--
Wolfson FoundationUnited Kingdom--
University of AlicanteSpainVIGROB046

Revision History  (Full details and data files)

  • Version 1.0: 2018-06-06
    Type: Initial release
  • Version 2.0: 2024-06-19
    Changes: Atomic model, Data collection, Database references, Derived calculations, Source and taxonomy