6DTF

Crystal structure of Haemophilus influenzae OppA complex with KKK


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.175 

wwPDB Validation 3D Report Full Report


This is version 1.2 of the entry. See complete history

Literature

Oligopeptide-binding protein from nontypeableHaemophilus influenzaehas ligand-specific sites to accommodate peptides and heme in the binding pocket.

Tanaka, K.J.Pinkett, H.W.

(2019) J. Biol. Chem. 294: 1070-1082


Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Periplasmic oligopeptide-binding protein
A
530Haemophilus influenzae (strain 86-028NP)Mutation(s): 0 
Gene Names: oppA
Find proteins for Q4QLH0 (Haemophilus influenzae (strain 86-028NP))
Go to UniProtKB:  Q4QLH0
Entity ID: 2
MoleculeChainsSequence LengthOrganismDetails
LYS-LYS-LYS
B
3N/AMutation(s): 0 
Protein Feature View is not available: No corresponding UniProt sequence found.
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
A
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.221 
  • R-Value Work: 0.175 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 47.800α = 90.00
b = 92.332β = 90.00
c = 108.362γ = 90.00
Software Package:
Software NamePurpose
XDSdata reduction
BALBESphasing
ARP/wARPmodel building
REFMACrefinement
Aimlessdata scaling
PDB_EXTRACTdata extraction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2018-11-28
    Type: Initial release
  • Version 1.1: 2018-12-05
    Type: Data collection, Database references
  • Version 1.2: 2019-01-30
    Type: Data collection, Database references