2IN9	Hydrolase	date	Oct 06, 2006
title	Crystal Structure Of Mtu Reca Intein, Splicing Domain
authors	P.Van Roey
compound		source
Molecule: Endonuclease Pi-Mtui Chain: A Fragment: Splicing Domain Ec: 3.1.-.- Engineered: Yes Mutation: Yes		Organism_scientific: Mycobacterium Tuberculosis Organism_taxid: 1773 Gene: Reca Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm101 Expression_system_vector_type: Plasmid Expression_system_vector: Px
symmetry	Space Group: P 21 21 21	R_factor 0.236 R_Free 0.285
crystal cell	length a length b length c angle alpha angle beta angle gamma 36.730 49.420 64.250 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	SO4	enzyme	Hydrolase E.C.3.1 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Crystallographic and mutational studies of Mycobacterium tuberculosis recA mini-inteins suggest a pivotal role for a highly conserved aspartate residue., Van Roey P, Pereira B, Li Z, Hiraga K, Belfort M, Derbyshire V, J Mol Biol. 2007 Mar 16;367(1):162-73. Epub 2006 Dec 23. PMID:17254599

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (28 Kb) [Save to disk] Biological Unit Coordinates (2in9.pdb1.gz) 24 Kb LPC: Ligand-Protein Contacts for 2IN9 CSU: Contacts of Structural Units for 2IN9 Likely Quarternary Molecular Structure file(s) for 2IN9 Structure Factors (86 Kb) Retrieve 2IN9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IN9 from S2C, [Save to disk] Re-refined 2in9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2IN9 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 2IN9

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 2IN9, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2in9_A] [2in9] SWISS-PROT database: [P0A5U4] Domain organization of [RECA_MYCTU] by SWISSPFAM Domains found in 2IN9: [HintC] [HintN ] by SMART

Other resources with information on 2IN9

Community annotation for 2IN9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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