3HG2	Hydrolase	date	May 13, 2009
title	Human Alpha-Galactosidase Catalytic Mechanism 1. Empty Activ
authors	A.I.Guce, N.E.Clark, S.C.Garman
compound		source
Molecule: Alpha-Galactosidase A Chain: A, B Synonym: Alpha-D-Galactoside Galactohydrolase, Alpha-D-Gala A, Melibiase; Ec: 3.2.1.22 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Gla Expression_system: Homo Sapiens Expression_system_common: Human Expression_system_taxid: 9606
symmetry	Space Group: P 32 2 1	R_factor 0.176 R_Free 0.202
crystal cell	length a length b length c angle alpha angle beta angle gamma 90.813 90.813 217.166 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	ACY, BMA, FUC, GAL, NAG, SO4	enzyme	Hydrolase E.C.3.2.1.22 BRENDA
Gene Ontology	Chain Function Process Component A, B
Primary reference	Catalytic mechanism of human alpha-galactosidase., Guce AI, Clark NE, Salgado EN, Ivanen DR, Kulminskaya AA, Brumer H 3rd, Garman SC, J Biol Chem. 2010 Feb 5;285(6):3625-32. Epub 2009 Nov 25. PMID:19940122

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (141 Kb) [Save to disk] Biological Unit Coordinates (3hg2.pdb1.gz) 135 Kb LPC: Ligand-Protein Contacts for 3HG2 CSU: Contacts of Structural Units for 3HG2 Structure Factors (347 Kb) Retrieve 3HG2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3HG2 from S2C, [Save to disk] Re-refined 3hg2 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3HG2 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 3HG2

Cartoon representation from PDB Cartoon 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 Crystal Contacts, from CryCo at Weizmann Institute 3D motif for 3HG2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1r3hg2, region G:7001-7180 [Jmol] [rasmolscript] [script source] Fold representative 3hg2 from FSSP and Dali (Families of Structurally Similar Proteins)

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3hg2_A] [3hg2] [3hg2_B] SWISS-PROT database: [P06280] Domain organization of [AGAL_HUMAN] by SWISSPFAM

Other resources with information on 3HG2

Community annotation for 3HG2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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