2AMG	Hydrolase	date	Dec 23, 1996
title	Structure Of Hydrolase (Glycosidase)
authors	Y.Morishita, K.Hasegawa, Y.Matsuura, M.Kubota, S.Sakai, Y.Katsube
compound		source
Molecule: 1,4-Alpha-D-Glucan Maltotetrahydrolase Chain: A Ec: 3.2.1.60		Organism_scientific: Pseudomonas Stutzeri Organism_taxid: 316
symmetry	Space Group: P 21 21 21	R_factor 0.178 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 65.600 170.500 46.700 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	CA	enzyme	Hydrolase E.C.3.2.1.60 BRENDA
note	2AMG supersedes 1AMG
related structures	by homologous chain: 1JDA
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of a maltotetraose-forming exo-amylase from Pseudomonas stutzeri., Morishita Y, Hasegawa K, Matsuura Y, Katsube Y, Kubota M, Sakai S, J Mol Biol 1997 Apr 4;267(3):661-72. PMID:9126844

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (74 Kb) [Save to disk] Biological Unit Coordinates (2amg.pdb1.gz) 70 Kb LPC: Ligand-Protein Contacts for 2AMG CSU: Contacts of Structural Units for 2AMG Likely Quarternary Molecular Structure file(s) for 2AMG Retrieve 2AMG in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2AMG from S2C, [Save to disk]

View 2AMG 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 2AMG

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2AMG, from MSDmotif at EBI Genome occurence of 2AMG's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2amg_2, region 1-357 [Jmol] [rasmolscript] [script source]     - Domain d2amg_1, region 358-418 [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: [2amg] [2amg_A] SWISS-PROT database: [P13507] Domain organization of [AMT4_PSEST] by SWISSPFAM Domain found in 2AMG: [Aamy ] by SMART

Other resources with information on 2AMG

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

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Images from IMB Jena Image Library of Biological Macromolecules.

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