7KKT | pdb_00007kkt

Dihydrodipicolinate synthase (DHDPS) from C.jejuni, N84D mutant with pyruvate bound in the active site and R,R-bislysine bound at the allosteric site


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.71 Å
  • R-Value Free: 
    0.195 (Depositor), 0.195 (DCC) 
  • R-Value Work: 
    0.164 (Depositor), 0.165 (DCC) 
  • R-Value Observed: 
    0.165 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

Validation slider image for 7KKT

Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history

Literature

A TIGHT DIMER INTERFACE N84 RESIDUE, PLAYS A CRITICAL ROLE IN THE TRANSMISSION OF THE ALLOSTERIC INHIBITION SIGNALS IN Cj.DHDPS

Saran, S.Majdi Yazdi, M.Palmer, D.R.J.Sanders, D.A.R.

To be published.

Macromolecule Content 

  • Total Structure Weight: 209.29 kDa 
  • Atom Count: 15,621 
  • Modeled Residue Count: 1,797 
  • Deposited Residue Count: 1,860 
  • Unique protein chains: 1

Macromolecules

Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
4-hydroxy-tetrahydrodipicolinate synthase
A, B, C, D, E
A, B, C, D, E, F
310Campylobacter jejuni subsp. jejuni NCTC 11168 = ATCC 700819Mutation(s): 1 
Gene Names: dapACj0806
EC: 4.3.3.7
UniProt
Find proteins for Q9PPB4 (Campylobacter jejuni subsp. jejuni serotype O:2 (strain ATCC 700819 / NCTC 11168))
Explore Q9PPB4 
Go to UniProtKB:  Q9PPB4
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ9PPB4
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 8 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
3VN

Query on 3VN



Download:Ideal Coordinates CCD File
G [auth A],
L [auth B],
U [auth C]
(2R,5R)-2,5-diamino-2,5-bis(4-aminobutyl)hexanedioic acid
C14 H30 N4 O4
XYUHPPVEDOOPDE-ZIAGYGMSSA-N
PG4

Query on PG4



Download:Ideal Coordinates CCD File
FA [auth D],
M [auth B]
TETRAETHYLENE GLYCOL
C8 H18 O5
UWHCKJMYHZGTIT-UHFFFAOYSA-N
PGE

Query on PGE



Download:Ideal Coordinates CCD File
EB [auth F],
K [auth A],
X [auth C]
TRIETHYLENE GLYCOL
C6 H14 O4
ZIBGPFATKBEMQZ-UHFFFAOYSA-N
PEG

Query on PEG



Download:Ideal Coordinates CCD File
VA [auth E],
WA [auth E],
Y [auth C]
DI(HYDROXYETHYL)ETHER
C4 H10 O3
MTHSVFCYNBDYFN-UHFFFAOYSA-N
GOL

Query on GOL



Download:Ideal Coordinates CCD File
OA [auth D]GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
EDO

Query on EDO



Download:Ideal Coordinates CCD File
AB [auth E]
BA [auth C]
BB [auth E]
CA [auth C]
DA [auth C]
AB [auth E],
BA [auth C],
BB [auth E],
CA [auth C],
DA [auth C],
EA [auth C],
FB [auth F],
GB [auth F],
HB [auth F],
IB [auth F],
JA [auth D],
KA [auth D],
LA [auth D],
MA [auth D],
NA [auth D],
S [auth B],
T [auth B],
YA [auth E],
ZA [auth E]
1,2-ETHANEDIOL
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
ACT

Query on ACT



Download:Ideal Coordinates CCD File
AA [auth C]
IA [auth D]
Q [auth B]
R [auth B]
XA [auth E]
AA [auth C],
IA [auth D],
Q [auth B],
R [auth B],
XA [auth E],
Z [auth C]
ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
MG

Query on MG



Download:Ideal Coordinates CCD File
CB [auth F]
DB [auth F]
GA [auth D]
H [auth A]
HA [auth D]
CB [auth F],
DB [auth F],
GA [auth D],
H [auth A],
HA [auth D],
I [auth A],
J [auth A],
N [auth B],
O [auth B],
P [auth B],
PA [auth E],
QA [auth E],
RA [auth E],
SA [auth E],
TA [auth E],
UA [auth E],
V [auth C],
W [auth C]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Modified Residues  1 Unique
IDChains TypeFormula2D DiagramParent
KPI
Query on KPI
A, B, C, D, E
A, B, C, D, E, F
L-PEPTIDE LINKINGC9 H16 N2 O4LYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.71 Å
  • R-Value Free:  0.195 (Depositor), 0.195 (DCC) 
  • R-Value Work:  0.164 (Depositor), 0.165 (DCC) 
  • R-Value Observed: 0.165 (Depositor) 
Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 85.02α = 90
b = 225.47β = 90
c = 200.42γ = 90
Software Package:
Software NamePurpose
XSCALEdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-3000data reduction
MOLREPphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Natural Sciences and Engineering Research Council (NSERC, Canada)Canada--

Revision History  (Full details and data files)

  • Version 1.0: 2021-11-03
    Type: Initial release
  • Version 1.1: 2023-10-18
    Changes: Data collection, Refinement description
  • Version 1.2: 2023-11-29
    Changes: Data collection