1PQP	Oxidoreductase	date	Jun 18, 2003
title	Crystal Structure Of The C136s Mutant Of Aspartate Semialdeh Dehydrogenase From Haemophilus Influenzae Bound With Aspart Semialdehyde And Phosphate
authors	J.Blanco, R.A.Moore, C.R.Faehnle, R.E.Viola
compound		source
Molecule: Aspartate-Semialdehyde Dehydrogenase Chain: A Synonym: Asa Dehydrogenase, Asadh Ec: 1.2.1.11 Engineered: Yes Mutation: Yes		Organism_scientific: Haemophilus Influenzae Rd Organism_taxid: 71421 Strain: Kw20 Gene: Asd Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet43
symmetry	Space Group: P 21 21 2	R_factor 0.228 R_Free 0.286
crystal cell	length a length b length c angle alpha angle beta angle gamma 113.949 55.059 57.832 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.06 Å
ligand	HSE, PO4	enzyme	Oxidoreductase E.C.1.2.1.11 BRENDA
related structures	by homologous chain: 1OZA, 1PU2
Gene Ontology	Chain Function Process Component A
Primary reference	The role of substrate-binding groups in the mechanism of aspartate-beta-semialdehyde dehydrogenase., Blanco J, Moore RA, Faehnle CR, Coe DM, Viola RE, Acta Crystallogr D Biol Crystallogr 2004 Aug;60(Pt 8):1388-95. Epub 2004, Jul 21. PMID:15272161

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (64 Kb) [Save to disk] Biological Unit Coordinates (1pqp.pdb1.gz) 118 Kb LPC: Ligand-Protein Contacts for 1PQP CSU: Contacts of Structural Units for 1PQP Likely Quarternary Molecular Structure file(s) for 1PQP Structure Factors (306 Kb) Retrieve 1PQP in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1PQP from S2C, [Save to disk] Re-refined 1pqp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1PQP 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 1PQP

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 1PQP, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1pqpa1, region A:1-133,A:358-371 [Jmol] [rasmolscript] [script source]     - Domain d1pqpa2, region A:134-357 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1pqp_A] [1pqp] SWISS-PROT database: [P44801] Domain organization of [DHAS_HAEIN] by SWISSPFAM Domain found in 1PQP: [Semialdhyde_dh ] by SMART

Other resources with information on 1PQP

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

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