1BT4

PHOSPHOSERINE AMINOTRANSFERASE FROM BACILLUS CIRCULANS SUBSP. ALKALOPHILUS

• PDB DOI: https://doi.org/10.2210/pdb1BT4/pdb

• Classification: TRANSFERASE
• Organism(s): Niallia circulans
• Mutation(s): No 


• Deposited: 1998-09-02 Released: 1998-09-09 
• Deposition Author(s): Hester, G., Luong, T.N., Moser, M., Jansonius, J.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.246 
• R-Value Work: 0.184 
• R-Value Observed: 0.184 

Starting Model: experimental

Literature

The Crystal Structure of Phosphoserine Aminotransferase from Bacillus Circulans Subsp. Alkalophilus

Hester, G., Luong, T.N., Moser, M., Jansonius, J.N.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 40.08 kDa 
• Atom Count: 2,913 
• Modelled Residue Count: 361 
• Deposited Residue Count: 361 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Phosphoserine aminotransferase	A	361	Niallia circulans	Mutation(s): 0  EC: 2.6.1.52
UniProt
Find proteins for Q59196 (Niallia circulans) Explore Q59196  Go to UniProtKB:  Q59196

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PLP	B [auth A]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.246 
• R-Value Work: 0.184 
• R-Value Observed: 0.184 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.323	α = 90
b = 92.876	β = 106.67
c = 45.499	γ = 90

Software Package:

Software Name	Purpose
AMoRE	phasing
X-PLOR	model building
X-PLOR	refinement
DENZO	data reduction
SCALEPACK	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1998-09-09 
Deposition Author(s): Hester, G., Luong, T.N., Moser, M., Jansonius, J.N.

Revision History  

• Version 1.0: 1998-09-09
  Type: Initial release
  
• Version 1.1: 2007-10-16
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2016-02-10
  Changes: Database references, Structure summary
• Version 1.4: 2017-10-04
  Changes: Refinement description
• Version 1.5: 2023-08-09
  Changes: Data collection, Database references, Derived calculations, Refinement description