3CAI | pdb_00003cai

Crystal structure of Mycobacterium tuberculosis Rv3778c protein

• PDB DOI: https://doi.org/10.2210/pdb3CAI/pdb

• Classification: TRANSFERASE
• Organism(s): Mycobacterium tuberculosis H37Rv
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2008-02-20 Released: 2008-03-11 
• Deposition Author(s): Covarrubias, A.S., Larsson, A.M., Jones, T.A., Bergfors, T., Mowbray, S.L., Unge, T.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.215 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.177 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.179 (Depositor) 

Starting Model: experimental

Literature

Structure and biochemical function studies of Mycobacterium tuberculosis essential protein Rv3778c

Covarrubias, A.S., Larsson, A.M., Jones, T.A., Bergfors, T., Mowbray, S.L., Unge, T.

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: 85.71 kDa 
• Atom Count: 6,581 
• Modeled Residue Count: 792 
• Deposited Residue Count: 812 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
POSSIBLE AMINOTRANSFERASE	A, B	406	Mycobacterium tuberculosis H37Rv	Mutation(s): 0  Gene Names: rv3778c EC: 2.6.1
UniProt
Find proteins for P9WQ67 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore P9WQ67  Go to UniProtKB:  P9WQ67

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.215 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.177 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.179 (Depositor) 

Space Group: P 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.842	α = 90
b = 81.842	β = 90
c = 115.932	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2008-03-11 
Deposition Author(s): Covarrubias, A.S., Larsson, A.M., Jones, T.A., Bergfors, T., Mowbray, S.L., Unge, T.

Revision History  

• Version 1.0: 2008-03-11
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-11-01
  Changes: Data collection, Database references, Refinement description