2D3N	Hydrolase	date	Sep 29, 2005
title	Crystal Structure Of Maltohexaose-Producing Amylase From Bac Sp.707 Complexed With Maltohexaose
authors	R.Kanai, K.Haga, T.Akiba, K.Yamane, K.Harata
compound		source
Molecule: Glucan 1,4-Alpha-Maltohexaosidase Chain: A Synonym: G6-Amylase, Maltohexaose-Producing Amylase, Exo- Maltohexaohydrolase; Ec: 3.2.1.98 Engineered: Yes		Organism_scientific: Bacillus Sp. Organism_taxid: 1416 Strain: 707 Expression_system: Bacillus Subtilis Expression_system_taxid: 1423 Expression_system_strain: 207-25 Expression_system_vector_type: Plasmid Expression_system_plasmid: Ptub812
symmetry	Space Group: P 21 21 21	R_factor 0.155 R_Free 0.184
crystal cell	length a length b length c angle alpha angle beta angle gamma 47.630 82.690 126.970 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CA, GLC, NA	enzyme	Hydrolase E.C.3.2.1.98 BRENDA
Gene Ontology	Chain Function Process Component A
Primary reference	Role of Trp140 at subsite -6 on the maltohexaose production of maltohexaose-producing amylase from alkalophilic Bacillus sp.707., Kanai R, Haga K, Akiba T, Yamane K, Harata K, Protein Sci. 2006 Mar;15(3):468-77. Epub 2006 Feb 1. PMID:16452622

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (98 Kb) [Save to disk] Biological Unit Coordinates (2d3n.pdb1.gz) 91 Kb LPC: Ligand-Protein Contacts for 2D3N CSU: Contacts of Structural Units for 2D3N Likely Quarternary Molecular Structure file(s) for 2D3N Structure Factors (626 Kb) Retrieve 2D3N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2D3N from S2C, [Save to disk] Re-refined 2d3n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 2D3N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2d3n_A] [2d3n] SWISS-PROT database: [P19571] Domain organization of [AMT6_BACS7] by SWISSPFAM Domain found in 2D3N: [Aamy ] by SMART

Other resources with information on 2D3N

Community annotation for 2D3N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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