1PBB

CRYSTAL STRUCTURES OF WILD-TYPE P-HYDROXYBENZOATE HYDROXYLASE COMPLEXED WITH 4-AMINOBENZOATE, 2,4-DIHYDROXYBENZOATE AND 2-HYDROXY-4-AMINOBENZOATE AND OF THE TRY222ALA MUTANT, COMPLEXED WITH 2-HYDROXY-4-AMINOBENZOATE. EVIDENCE FOR A PROTON CHANNEL AND A NEW BINDING MODE OF THE FLAVIN RING

Structural Biology Knowledgebase: 1PBB SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.158

Literature

Macromolecules
Sequence Display for 1PBB

Classification: OXIDOREDUCTASE

Total Structure Weight: 45304.64

Macromolecule Entities
Molecule Chains Length Organism Details
P-HYDROXYBENZOATE HYDROXYLASE A 394 Pseudomonas fluorescens EC#: 1.14.13.2 IUBMB
Mutation: C116S
Gene Name(s): pobA
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
FAD
Query on FAD

A FLAVIN-ADENINE DINUCLEOTIDE
C27 H33 N9 O15 P2
VWWQXMAJTJZDQX-UYBVJOGSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
DOB
Query on DOB

A 2,4-DIHYDROXYBENZOIC ACID
C7 H6 O4
UIAFKZKHHVMJGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.158
  • Space Group: C 2 2 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 72.30 α = 90.00
b = 146.20 β = 90.00
c = 89.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-07-06
  • Released Date: 1994-09-30
  • Deposition author(s): Schreuder, H.A., Mattevi, A., Hol, W.G.J.

Revision History

  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4