1M6N	Protein Transport	date	Jul 16, 2002
title	Crystal Structure Of The Seca Translocation Atpase From Baci Subtilis
authors	J.F.Hunt, S.Weinkauf, L.Henry, J.J.Fak, P.Mcnicholas, D.B.Oliver, J.Deisenhofer
compound		source
Molecule: Preprotein Translocase Seca Chain: A Synonym: Seca Engineered: Yes		Organism_scientific: Bacillus Subtilis Organism_taxid: 1423 Gene: Div Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Pet Expression_system_plasmid: Pt7-Div
symmetry	Space Group: P 31 1 2	R_factor 0.220 R_Free 0.301
crystal cell	length a length b length c angle alpha angle beta angle gamma 130.833 130.833 150.350 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.70 Å
ligand	SO4	enzyme
related structures	by homologous chain: 1TF2, 1TF5
Gene Ontology	Chain Function Process Component A
Primary reference	Nucleotide control of interdomain interactions in the conformational reaction cycle of SecA., Hunt JF, Weinkauf S, Henry L, Fak JJ, McNicholas P, Oliver DB, Deisenhofer J, Science 2002 Sep 20;297(5589):2018-26. PMID:12242434

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (136 Kb) [Save to disk] Biological Unit Coordinates (1m6n.pdb1.gz) 259 Kb LPC: Ligand-Protein Contacts for 1M6N CSU: Contacts of Structural Units for 1M6N Likely Quarternary Molecular Structure file(s) for 1M6N Structure Factors (367 Kb) Retrieve 1M6N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1M6N from S2C, [Save to disk] Re-refined 1m6n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1M6N 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 1M6N

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1M6N, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1m6na3, region A:1-226,A:349-395 [Jmol] [rasmolscript] [script source]     - Domain d1m6na1, region A:227-348 [Jmol] [rasmolscript] [script source]     - Domain d1m6na4, region A:396-570 [Jmol] [rasmolscript] [script source]     - Domain d1m6na2, region A:571-802 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1m6n_A] [1m6n] SWISS-PROT database: [P28366] Domain organization of [SECA_BACSU] by SWISSPFAM Domains found in 1M6N: [SecA_DEAD] [SecA_PP_bind ] by SMART

Other resources with information on 1M6N

Community annotation for 1M6N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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