1NKT Protein Transport date Jan 03, 2003
title Crystal Structure Of The Seca Protein Translocation Atpase F Mycobacterium Tuberculosis Complex With Adpbs
authors V.Sharma, A.Arockiasamy, D.R.Ronning, C.G.Savva, A.Holzenburg, M.Braunstein, W.R.Jacobs Jr., J.C.Sacchettini, Tb Structural G Consortium (Tbsgc)
compound source
Molecule: Preprotein Translocase Seca 1 Subunit
Chain: A, B
Engineered: Yes
Organism_scientific: Mycobacterium Tuberculosis
Organism_taxid: 1773
Gene: Seca1 Or Seca Or Rv3240c
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet29a
symmetry Space Group: P 62 2 2
R_factor 0.213 R_Free 0.265
crystal
cell
length a length b length c angle alpha angle beta angle gamma
206.050 206.050 292.857 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.60 Å
ligand ADP, MG enzyme
related structures by homologous chain: 1NL3
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCrystal structure of Mycobacterium tuberculosis SecA, a preprotein translocating ATPase., Sharma V, Arockiasamy A, Ronning DR, Savva CG, Holzenburg A, Braunstein M, Jacobs WR Jr, Sacchettini JC, Proc Natl Acad Sci U S A 2003 Mar 4;100(5):2243-8. PMID:12606717
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (280 Kb) [Save to disk]
  • Biological Unit Coordinates (1nkt.pdb1.gz) 272 Kb
  • Biological Unit Coordinates (1nkt.pdb2.gz) 540 Kb
  • LPC: Ligand-Protein Contacts for 1NKT
  • CSU: Contacts of Structural Units for 1NKT
  • Likely Quarternary Molecular Structure file(s) for 1NKT
  • Retrieve 1NKT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1NKT from S2C, [Save to disk]
  • View 1NKT in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 1NKT
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1NKT, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1nkta3, region A:-15-225,A:350-396 [Jmol] [rasmolscript] [script source]
        - Domain d1nkta1, region A:226-349 [Jmol] [rasmolscript] [script source]
        - Domain d1nkta4, region A:397-615 [Jmol] [rasmolscript] [script source]
        - Domain d1nkta2, region A:616-835 [Jmol] [rasmolscript] [script source]
        - Domain d1nktb3, region B:-15-225,B:350-396 [Jmol] [rasmolscript] [script source]
        - Domain d1nktb1, region B:226-349 [Jmol] [rasmolscript] [script source]
        - Domain d1nktb4, region B:397-615 [Jmol] [rasmolscript] [script source]
        - Domain d1nktb2, region B:616-835 [Jmol] [rasmolscript] [script source]
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1nkt_B] [1nkt_A] [1nkt]
  • SWISS-PROT database: [P0A5Y8]
  • Belongs to the general secretory pathway (sec) family according to TCDB.
  • Domain organization of [SECA1_MYCTU] by SWISSPFAM
  • Domains found in 1NKT: [SecA_DEAD] [SecA_PP_bind ] by SMART
  • Other resources with information on 1NKT
  • Community annotation for 1NKT at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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