1J32 | pdb_00001j32

Aspartate Aminotransferase from Phormidium lapideum

• PDB DOI: https://doi.org/10.2210/pdb1J32/pdb

• Classification: TRANSFERASE
• Organism(s): Phormidium lapideum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2003-01-17 Released: 2003-02-04 
• Deposition Author(s): Kim, H., Sawa, Y., Hamada, K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.238 (Depositor) 
• R-Value Work: 
  0.198 (Depositor) 

Starting Model: experimental

Literature

Structural studies of aspartate aminotransferase from Phormidium lapideum

Kim, H., Sawa, Y., Hamada, K.

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 (software)

Macromolecule Content 

• Total Structure Weight: 84.78 kDa 
• Atom Count: 6,327 
• Modeled Residue Count: 776 
• Deposited Residue Count: 776 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
aspartate aminotransferase	A, B	388	Phormidium lapideum	Mutation(s): 0  EC: 2.6.1.1 (PDB Primary Data), 2.6.1 (UniProt)
UniProt
Find proteins for Q8RR70 (Phormidium lapideum) Explore Q8RR70  Go to UniProtKB:  Q8RR70

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.238 (Depositor) 
• R-Value Work:  0.198 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 120.22	α = 90
b = 131.26	β = 90
c = 107.85	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
EPMR	phasing
CNS	refinement
CCP4	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2003-02-04 
Deposition Author(s): Kim, H., Sawa, Y., Hamada, K.

Revision History  

• Version 1.0: 2003-02-04
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description