1GAH	Hydrolase	date	Mar 06, 1996
title	Glucoamylase-471 Complexed With Acarbose
authors	A.E.Aleshin, B.Stoffer, L.M.Firsov, B.Svensson, R.B.Honzatko
compound		source
Molecule: Glucoamylase-471 Chain: A Fragment: Residues 1-471 Synonym: Glucoamylase-II, Glucan 1,4-Alpha-Glucosidase Ec: 3.2.1.3 Other_details: Complexed With Acarbose		Organism_scientific: Aspergillus Awamori Organism_taxid: 105351 Variant: X100
symmetry	Space Group: P 21 21 21	R_factor 0.131 R_Free 0.159
crystal cell	length a length b length c angle alpha angle beta angle gamma 116.800 104.100 48.400 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	AC1, BMA, GLC, MAN, NAG	enzyme	Hydrolase E.C.3.2.1.3 BRENDA
related structures	by homologous chain: 1GAI, 3GLY
Gene Ontology	Chain Function Process Component A
Primary reference	Crystallographic complexes of glucoamylase with maltooligosaccharide analogs: relationship of stereochemical distortions at the nonreducing end to the catalytic mechanism., Aleshin AE, Stoffer B, Firsov LM, Svensson B, Honzatko RB, Biochemistry 1996 Jun 25;35(25):8319-28. PMID:8679589

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (138 Kb) [Save to disk] Biological Unit Coordinates (1gah.pdb1.gz) 128 Kb LPC: Ligand-Protein Contacts for 1GAH CSU: Contacts of Structural Units for 1GAH Likely Quarternary Molecular Structure file(s) for 1GAH Structure Factors (349 Kb) Retrieve 1GAH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GAH from S2C, [Save to disk] Re-refined 1gah structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 1GAH, from MSDmotif at EBI Genome occurence of 1GAH's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gah__, region [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: [1gah] [1gah_A] SWISS-PROT database: [P69327] Domain organization of [AMYG_ASPAW] by SWISSPFAM

Other resources with information on 1GAH

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

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