3CQL	Hydrolase	date	Apr 03, 2008
title	Crystal Structure Of Gh Family 19 Chitinase From Carica Papa
authors	J.Huet, P.Rucktoa, B.Clantin, M.Azarkan, Y.Looze, V.Villeret, R.Wi
compound		source
Molecule: Endochitinase Chain: A, B Ec: 3.2.1.14		Organism_scientific: Carica Papaya Organism_common: Mamon Organism_taxid: 3649 Other_details: Latex
symmetry	Space Group: P 1 21 1	R_factor 0.161 R_Free 0.187
crystal cell	length a length b length c angle alpha angle beta angle gamma 69.000 44.490 76.810 90.00 94.97 90.00
method	X-Ray Diffraction	resolution	1.50 Å
ligand	GOL, NAG, NDG, SO4	enzyme	Hydrolase E.C.3.2.1.14 BRENDA
note	3CQL is a representative structure
Gene Ontology	Chain Function Process Component A, B
Primary reference	X-ray Structure of Papaya Chitinase Reveals the Substrate Binding Mode of Glycosyl Hydrolase Family 19 Chitinases., Huet J, Rucktooa P, Clantin B, Azarkan M, Looze Y, Villeret V, Wintjens R, Biochemistry. 2008 Aug 12;47(32):8283-91. Epub 2008 Jul 18. PMID:18636748

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (88 Kb) [Save to disk] Biological Unit Coordinates (3cql.pdb1.gz) 43 Kb Biological Unit Coordinates (3cql.pdb2.gz) 43 Kb LPC: Ligand-Protein Contacts for 3CQL CSU: Contacts of Structural Units for 3CQL Likely Quarternary Molecular Structure file(s) for 3CQL Structure Factors (1058 Kb) Retrieve 3CQL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3CQL from S2C, [Save to disk] Re-refined 3cql structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3CQL 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 3CQL

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 3D motif for 3CQL, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3cql] [3cql_B] [3cql_A] SWISS-PROT database: [P85084] Domain organization of [CHIT_CARPA] by SWISSPFAM

Other resources with information on 3CQL

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

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