1AVA	Hydrolase Inhibition	date	Sep 15, 1997
title	Amy2basi Protein-Protein Complex From Barley Seed
authors	F.Vallee, A.Kadziola, Y.Bourne, M.Juy, B.Svensson, R.Haser
compound		source
Molecule: Barley Alpha-Amylase 2(Cv Menuet) Chain: A, B Synonym: Amy2 Ec: 3.2.1.1		Organism_scientific: Hordeum Vulgare Organism_taxid: 4513 Organ: Seed
Molecule: Barley Alpha-Amylasesubtilisin Inhibitor Chain: C, D Synonym: Basi		Organism_scientific: Hordeum Vulgare Organism_taxid: 4513 Organ: Seed
symmetry	Space Group: P 21 21 21	R_factor 0.208 R_Free 0.269
crystal cell	length a length b length c angle alpha angle beta angle gamma 74.500 96.180 170.150 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	CA	enzyme	Hydrolase E.C.3.2.1.1 BRENDA
related structures	by homologous chain: 1HT6, 1RP9
Gene Ontology	Chain Function Process Component A, B D, C endopeptidase inhibitor acti... serine-type endopeptidase in...
Primary reference	Barley alpha-amylase bound to its endogenous protein inhibitor BASI: crystal structure of the complex at 1.9 A resolution., Vallee F, Kadziola A, Bourne Y, Juy M, Rodenburg KW, Svensson B, Haser R, Structure 1998 May 15;6(5):649-59. PMID:9634702

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (202 Kb) [Save to disk] Biological Unit Coordinates (1ava.pdb1.gz) 102 Kb Biological Unit Coordinates (1ava.pdb2.gz) 99 Kb LPC: Ligand-Protein Contacts for 1AVA CSU: Contacts of Structural Units for 1AVA Likely Quarternary Molecular Structure file(s) for 1AVA Structure Factors (494 Kb) Retrieve 1AVA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1AVA from S2C, [Save to disk] Re-refined 1ava structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1AVA 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 1AVA

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 1AVA, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1avaa2, region A:1-346 [Jmol] [rasmolscript] [script source]     - Domain d1avaa1, region A:347-403 [Jmol] [rasmolscript] [script source]     - Domain d1avab2, region B:1-346 [Jmol] [rasmolscript] [script source]     - Domain d1avab1, region B:347-403 [Jmol] [rasmolscript] [script source]     - Domain d1avac_, region C [Jmol] [rasmolscript] [script source]     - Domain d1avad_, region D [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: [1ava_D] [1ava_C] [1ava_B] [1ava] [1ava_A] SWISS-PROT database: [P04063] [P07596] Domain organization of [AMY2_HORVU] [IAAS_HORVU] by SWISSPFAM Domains found in 1AVA: [Aamy] [Alpha-amyl_C2] [STI ] by SMART

Other resources with information on 1AVA

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

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