1GA2	Hydrolase	date	Nov 29, 2000
title	The Crystal Structure Of Endoglucanase 9g From Clostridium Cellulolyticum Complexed With Cellobiose
authors	D.Mandelman, A.Belaich, J.P.Belaich, N.Aghajari, H.Driguez, R.Has
compound		source
Molecule: Endoglucanase 9g Chain: A, B Ec: 3.2.1.4 Engineered: Yes		Organism_scientific: Clostridium Cellulolyticum Organism_taxid: 1521 Gene: Celccg Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Pgex-5x-2 Expression_system_plasmid: Pet-22b
symmetry	Space Group: P 1	R_factor 0.170 R_Free 0.197
crystal cell	length a length b length c angle alpha angle beta angle gamma 56.850 57.670 86.580 93.82 100.86 99.46
method	X-Ray Diffraction	resolution	1.70 Å
ligand	ACY, BGC, CA, GOL, MG	enzyme	Hydrolase E.C.3.2.1.4 BRENDA
related structures	by homologous chain: 1G87, 1K72
Gene Ontology	Chain Function Process Component A, B
Primary reference	X-Ray crystal structure of the multidomain endoglucanase Cel9G from Clostridium cellulolyticum complexed with natural and synthetic cello-oligosaccharides., Mandelman D, Belaich A, Belaich JP, Aghajari N, Driguez H, Haser R, J Bacteriol 2003 Jul;185(14):4127-35. PMID:12837787

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (211 Kb) [Save to disk] Biological Unit Coordinates (1ga2.pdb1.gz) 105 Kb Biological Unit Coordinates (1ga2.pdb2.gz) 103 Kb LPC: Ligand-Protein Contacts for 1GA2 CSU: Contacts of Structural Units for 1GA2 Likely Quarternary Molecular Structure file(s) for 1GA2 Retrieve 1GA2 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GA2 from S2C, [Save to disk]

View 1GA2 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 1GA2

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1GA2, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1a1ga2, region A:132-159 [Jmol] [rasmolscript] [script source]     - Domain d1m1ga2, region A:191-248 [Jmol] [rasmolscript] [script source]     - Domain d1ga2a1, region A:4-456 [Jmol] [rasmolscript] [script source]     - Domain d1ga2a2, region A:457-614 [Jmol] [rasmolscript] [script source]     - Domain d1i1ga2, region A:62-141 [Jmol] [rasmolscript] [script source]     - Domain d1n1ga2, region A:9-197 [Jmol] [rasmolscript] [script source]     - Domain d1ga2b1, region B:2-456 [Jmol] [rasmolscript] [script source]     - Domain d1ga2b2, region B:457-614 [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: [1ga2_B] [1ga2_A] [1ga2] SWISS-PROT database: [P37700] Domain organization of [GUNG_CLOCE] by SWISSPFAM Domain found in 1GA2: [CBM_3 ] by SMART

Other resources with information on 1GA2

Community annotation for 1GA2 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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