1MB4	Oxidoreductase	date	Aug 02, 2002
title	Crystal Structure Of Aspartate Semialdehyde Dehydrogenase Fr Cholerae With Nadp And S-Methyl-L-Cysteine Sulfoxide
authors	J.Blanco, R.A.Moore, V.Kabaleeswaran, R.E.Viola
compound		source
Molecule: Aspartate-Semialdehyde Dehydrogenase Chain: A, B Ec: 1.2.1.11 Engineered: Yes		Organism_scientific: Vibrio Cholerae Organism_taxid: 666 Gene: Asd Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21de3 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet41
symmetry	Space Group: P 43 21 2	R_factor 0.192 R_Free 0.229
crystal cell	length a length b length c angle alpha angle beta angle gamma 107.630 107.630 153.538 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.84 Å
ligand	CYS, NDP	enzyme	Oxidoreductase E.C.1.2.1.11 BRENDA
related structures	by homologous chain: 1PQU, 1T4B
Gene Ontology	Chain Function Process Component A, B
Primary reference	A structural basis for the mechanism of aspartate-beta-semialdehyde dehydrogenase from Vibrio cholerae., Blanco J, Moore RA, Kabaleeswaran V, Viola RE, Protein Sci 2003 Jan;12(1):27-33. PMID:12493825

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (128 Kb) [Save to disk] Biological Unit Coordinates (1mb4.pdb1.gz) 123 Kb LPC: Ligand-Protein Contacts for 1MB4 CSU: Contacts of Structural Units for 1MB4 Likely Quarternary Molecular Structure file(s) for 1MB4 Structure Factors (835 Kb) Retrieve 1MB4 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1MB4 from S2C, [Save to disk] Re-refined 1mb4 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1MB4 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 1MB4

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 1MB4, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1mb4a1, region A:1-132,A:355-369 [Jmol] [rasmolscript] [script source]     - Domain d1mb4a2, region A:133-354 [Jmol] [rasmolscript] [script source]     - Domain d1mb4b1, region B:1-132,B:355-369 [Jmol] [rasmolscript] [script source]     - Domain d1mb4b2, region B:133-354 [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1mb4] [1mb4_B] [1mb4_A] SWISS-PROT database: [Q9KQG2] Domain organization of [Q9KQG2_VIBCH] by SWISSPFAM Domain found in 1MB4: [Semialdhyde_dh ] by SMART

Other resources with information on 1MB4

Community annotation for 1MB4 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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