2IB0

Crystal structure of a conserved hypothetical protein, rv2844, from Mycobacterium tuberculosis

• PDB DOI: https://doi.org/10.2210/pdb2IB0/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Mycobacterium tuberculosis
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-09-08 Released: 2006-09-26 
• Deposition Author(s): Yu, M., Bursey, E.H., Radhakannan, T., Kim, C.Y., Kaviratne, T., Woodruff, T., Segelke, B.W., Lekin, T., Toppani, D., Terwilliger, T.C., Hung, L.W., TB Structural Genomics Consortium (TBSGC), Integrated Center for Structure and Function Innovation (ISFI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.235 
• R-Value Work: 0.202 
• R-Value Observed: 0.204 

Literature

Crystal structure of a conserved hypothetical protein, rv2844, from Mycobacterium tuberculosis

Yu, M., Bursey, E.H., Radhakannan, T., Kim, C.Y., Kaviratne, T., Woodruff, T., Segelke, B.W., Lekin, T., Toppani, D., Terwilliger, T.C., Hung, L.W.

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 PQS (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 36.06 kDa 
• Atom Count: 2,183 
• Modelled Residue Count: 274 
• Deposited Residue Count: 340 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CONSERVED HYPOTHETICAL ALANINE RICH PROTEIN	A, B	170	Mycobacterium tuberculosis	Mutation(s): 0  Gene Names: Rv2844
UniProt
Find proteins for O05815 (Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh)) Explore O05815  Go to UniProtKB:  O05815

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.235 
• R-Value Work: 0.202 
• R-Value Observed: 0.204 
• Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 98.029	α = 90
b = 98.029	β = 90
c = 91.337	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
HKL-2000	data reduction
SOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-09-26 
Deposition Author(s): Yu, M., Bursey, E.H., Radhakannan, T., Kim, C.Y., Kaviratne, T., Woodruff, T., Segelke, B.W., Lekin, T., Toppani, D., Terwilliger, T.C., Hung, L.W., TB Structural Genomics Consortium (TBSGC), Integrated Center for Structure and Function Innovation (ISFI)

Revision History  

• Version 1.0: 2006-09-26
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Derived calculations, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Advisory, Refinement description
• Version 1.4: 2024-02-21
  Changes: Advisory, Data collection, Database references