1BJO

THE STRUCTURE OF PHOSPHOSERINE AMINOTRANSFERASE FROM E. COLI IN COMPLEX WITH ALPHA-METHYL-L-GLUTAMATE

Structural Biology Knowledgebase: 1BJO SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.251
  • R-Value Work: 0.185

Literature

Macromolecules
Sequence Display for 1BJO

Classification: AMINOTRANSFERASE

Total Structure Weight: 79896.03

Macromolecule Entities
Molecule Chains Length Organism Details
PHOSPHOSERINE AMINOTRANSFERASE A 360 Escherichia coli EC#: 2.6.1.52 IUBMB
Details: IN CHAIN A AN EXTERNAL ALDIMINE INTERMEDIATE BETWEEN PYRIDOXAL-5'-PHOSPHATE AND ALPHA-METHYL-L-GLUTAMATE IS NON-COVALENTLY BOUND WHILE IN CHAIN B A PYRIDOXAL-5'-PHOSPHATE MOLECULE IS COVALENTLY BOUND IN AN ALDIMINE LINKAGE TO A LYSINE SIDE CHAIN
Gene Name(s): serC pdxC pdxF b0907 JW0890
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
PHOSPHOSERINE AMINOTRANSFERASE B 360 Escherichia coli EC#: 2.6.1.52 IUBMB
Mutation: K198X
Details: IN CHAIN A AN EXTERNAL ALDIMINE INTERMEDIATE BETWEEN PYRIDOXAL-5'-PHOSPHATE AND ALPHA-METHYL-L-GLUTAMATE IS NON-COVALENTLY BOUND WHILE IN CHAIN B A PYRIDOXAL-5'-PHOSPHATE MOLECULE IS COVALENTLY BOUND IN AN ALDIMINE LINKAGE TO A LYSINE SIDE CHAIN
Gene Name(s): serC pdxC pdxF b0907 JW0890

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

A PYRIDOXAL-5'-PHOSPHATE
VITAMIN B6 Phosphate (Synonym)
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GAM
Query on GAM

A ALPHA-METHYL-L-GLUTAMIC ACID
C6 H11 N O4
QHSCIWIRXWFIGH-LURJTMIESA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
LLP
Query on LLP
B L-PEPTIDE LINKING C14 H22 N3 O7 P LYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.251
  • R-Value Work: 0.185
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 68.86 α = 90.00
b = 94.45 β = 90.00
c = 131.81 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-06-25
  • Released Date: 1998-11-04
  • Deposition author(s): Hester, G., Stark, W., Jansonius, J.N.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4