3F6T

Crystal structure of aspartate aminotransferase (E.C. 2.6.1.1) (YP_194538.1) from Lactobacillus acidophilus NCFM at 2.15 A resolution

• PDB DOI: https://doi.org/10.2210/pdb3F6T/pdb

• Classification: TRANSFERASE
• Organism(s): Lactobacillus acidophilus NCFM
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-11-06 Released: 2008-12-09 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.238 
• R-Value Work: 0.177 
• R-Value Observed: 0.180 

Literature

Crystal structure of aspartate aminotransferase (E.C. 2.6.1.1) (YP_194538.1) from Lactobacillus acidophilus NCFM at 2.15 A resolution

Joint Center for Structural Genomics (JCSG)

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: 122.86 kDa 
• Atom Count: 8,986 
• Modelled Residue Count: 1,032 
• Deposited Residue Count: 1,066 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aspartate aminotransferase	A, B	533	Lactobacillus acidophilus NCFM	Mutation(s): 0  Gene Names: LBA1695, YP_194538.1 EC: 2.6.1.1
UniProt
Find proteins for Q5FIG7 (Lactobacillus acidophilus (strain ATCC 700396 / NCK56 / N2 / NCFM)) Explore Q5FIG7  Go to UniProtKB:  Q5FIG7

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	C [auth A], D [auth A], E [auth A], F [auth A], G [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
LLP	A, B	L-PEPTIDE LINKING	C14 H22 N3 O7 P		LYS
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.238 
• R-Value Work: 0.177 
• R-Value Observed: 0.180 
• Space Group: P 2₁ 2₁ 2₁
• Diffraction Data: https://doi.org/10.18430/M33F6T

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.78	α = 90
b = 107.75	β = 90
c = 119.68	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data reduction
SHELXD	phasing
autoSHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-12-09 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2008-12-09
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Advisory, Refinement description, Version format compliance
• Version 1.2: 2017-10-25
  Changes: Refinement description
• Version 1.3: 2019-07-24
  Changes: Data collection, Derived calculations, Refinement description
• Version 1.4: 2023-02-01
  Changes: Database references, Derived calculations