1Y8T

Crystal Structure of RV0983 from Mycobacterium tuberculosis- Proteolytically active form

• PDB DOI: https://doi.org/10.2210/pdb1Y8T/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Mycobacterium tuberculosis H37Rv
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2004-12-13 Released: 2005-01-18 
• Deposition Author(s): Palaninathan, S.K., MohamedMohaideen, N.N., Sacchettini, J.C., TB Structural Genomics Consortium (TBSGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.280 
• R-Value Work: 0.227 
• R-Value Observed: 0.229 

Starting Model: experimental

Literature

Possible role for HtrA homologs in mycobacterium tuberculosis

Palaninathan, S.K., MohamedMohaideen, N.N., Sacchettini, J.C.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content

• Total Structure Weight: 97.11 kDa 
• Atom Count: 5,749 
• Modelled Residue Count: 810 
• Deposited Residue Count: 972 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
hypothetical protein Rv0983	A, B, C	324	Mycobacterium tuberculosis H37Rv	Mutation(s): 2  EC: 3.4.21.107
UniProt
Find proteins for O53896 (Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)) Explore O53896  Go to UniProtKB:  O53896

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B, C	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.280 
• R-Value Work: 0.227 
• R-Value Observed: 0.229 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 149.584	α = 90
b = 89.067	β = 97.55
c = 69.408	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SHARP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-01-18 
Deposition Author(s): Palaninathan, S.K., MohamedMohaideen, N.N., Sacchettini, J.C., TB Structural Genomics Consortium (TBSGC)

Revision History  

• Version 1.0: 2005-01-18
  Type: Initial release
  
• Version 1.1: 2008-04-30
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 1.3: 2024-04-03
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-10-09
  Changes: Structure summary