1GXM	Lyase	date	Apr 08, 2002
title	Family 10 Polysaccharide Lyase From Cellvibrio Cellulosa
authors	S.J.Charnock, I.E.Brown, J.P.Turkenburg, G.W.Black, G.J.Davies
compound		source
Molecule: Pectate Lyase Chain: A, B Fragment: Catalytic Module, Residues 327-649 Synonym: Polygalacturonic Acid Lyase Ec: 4.2.2.2 Engineered: Yes		Organism_scientific: Cellvibrio Cellulosa Organism_taxid: 155077 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: B834 Expression_system_variant: De3 Expression_system_plasmid: Pet28a
symmetry	Space Group: P 1 21 1	R_factor 0.130 R_Free 0.162
crystal cell	length a length b length c angle alpha angle beta angle gamma 47.670 106.113 55.365 90.00 91.95 90.00
method	X-Ray Diffraction	resolution	1.32 Å
ligand	GOL	enzyme	Lyase E.C.4.2.2.2 BRENDA
note	1GXM is a representative structure
related structures	by homologous chain: 1GXN
Primary reference	Convergent evolution sheds light on the anti-beta -elimination mechanism common to family 1 and 10 polysaccharide lyases., Charnock SJ, Brown IE, Turkenburg JP, Black GW, Davies GJ, Proc Natl Acad Sci U S A 2002 Sep 17;99(19):12067-72. Epub 2002 Sep 9. PMID:12221284

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (243 Kb) [Save to disk] Biological Unit Coordinates (1gxm.pdb1.gz) 118 Kb Biological Unit Coordinates (1gxm.pdb2.gz) 122 Kb LPC: Ligand-Protein Contacts for 1GXM CSU: Contacts of Structural Units for 1GXM Likely Quarternary Molecular Structure file(s) for 1GXM Structure Factors (796 Kb) Retrieve 1GXM in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1GXM from S2C, [Save to disk] Re-refined 1gxm structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1GXM 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 1GXM

Ramachandran plot from PDBSum

Structure-derived information

Conformational Epitope Prediction for 1GXM 1GXMA 1GXMB from the CEP Server. Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1GXM, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1gxma_, region A [Jmol] [rasmolscript] [script source]     - Domain d1gxmb_, region B [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: [1gxm_A] [1gxm] [1gxm_B] SWISS-PROT database: [Q9F7L3] Domain organization of [Q9F7L3_9GAMM] by SWISSPFAM

Other resources with information on 1GXM

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

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