1ASO	Oxidoreductase	date	Nov 25, 1992
title	X-Ray Structures And Mechanistic Implications Of Three Funct Derivatives Of Ascorbate Oxidase From Zucchini: Reduced-, P And Azide-Forms
authors	A.Messerschmidt, H.Luecke, R.Huber
compound		source
Molecule: Ascorbate Oxidase Chain: A, B Ec: 1.10.3.3 Engineered: Yes		Organism_scientific: Cucurbita Pepo Var. Melopepo Organism_common: Zucchini Organism_taxid: 3665 Strain: Var. Melopepo
symmetry	Space Group: P 21 21 2	R_factor 0.196 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 106.090 105.210 112.660 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
ligand	CU, NAG, OH	enzyme	Oxidoreductase E.C.1.10.3.3 BRENDA
related structures	by homologous chain: 1AOZ, 1ASQ
Gene Ontology	Chain Function Process Component A, B
Primary reference	X-ray structures and mechanistic implications of three functional derivatives of ascorbate oxidase from zucchini. Reduced, peroxide and azide forms., Messerschmidt A, Luecke H, Huber R, J Mol Biol 1993 Apr 5;230(3):997-1014. PMID:8478945

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (198 Kb) [Save to disk] Biological Unit Coordinates (1aso.pdb1.gz) 193 Kb Biological Unit Coordinates (1aso.pdb2.gz) 382 Kb LPC: Ligand-Protein Contacts for 1ASO CSU: Contacts of Structural Units for 1ASO Likely Quarternary Molecular Structure file(s) for 1ASO Retrieve 1ASO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ASO from S2C, [Save to disk]

View 1ASO 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 1ASO

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1ASO, from MSDmotif at EBI Genome occurence of 1ASO's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1asoa1, region A:1-129 [Jmol] [rasmolscript] [script source]     - Domain d1asoa2, region A:130-338 [Jmol] [rasmolscript] [script source]     - Domain d1asoa3, region A:339-552 [Jmol] [rasmolscript] [script source]     - Domain d1asob1, region B:1-129 [Jmol] [rasmolscript] [script source]     - Domain d1asob2, region B:130-338 [Jmol] [rasmolscript] [script source]     - Domain d1asob3, region B:339-552 [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: [1aso_A] [1aso] [1aso_B] SWISS-PROT database: [P37064] Domain organization of [ASO_CUCPM] by SWISSPFAM

Other resources with information on 1ASO

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

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