1LQ0	Hydrolase	date	May 08, 2002
title	Crystal Structure Of Human Chitotriosidase At 2.2 Angstrom R
authors	F.Fusetti, H.J.Rozeboom, B.W.Dijkstra
compound		source
Molecule: Chitotriosidase Chain: A Fragment: Residues 22-286 Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Expression_system: Cricetulus Griseus Expression_system_common: Chinese Hamster Expression_system_taxid: 10029 Expression_system_vector_type: Eukaryotic Expression_system_vector: Pnut
symmetry	Space Group: P 43 21 2	R_factor 0.212 R_Free 0.248
crystal cell	length a length b length c angle alpha angle beta angle gamma 93.450 93.450 89.620 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.20 Å
related structures	by homologous chain: 1GUV, 1LG2
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of human chitotriosidase. Implications for specific inhibitor design and function of mammalian chitinase-like lectins., Fusetti F, von Moeller H, Houston D, Rozeboom HJ, Dijkstra BW, Boot RG, Aerts JM, van Aalten DM, J Biol Chem 2002 Jul 12;277(28):25537-44. Epub 2002 Apr 17. PMID:11960986

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (64 Kb) [Save to disk] Biological Unit Coordinates (1lq0.pdb1.gz) 59 Kb CSU: Contacts of Structural Units for 1LQ0 Likely Quarternary Molecular Structure file(s) for 1LQ0 Structure Factors (223 Kb) Retrieve 1LQ0 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1LQ0 from S2C, [Save to disk] Re-refined 1lq0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1LQ0 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 1LQ0

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 1LQ0, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1lq0a1, region A:22-266,A:335-386 [Jmol] [rasmolscript] [script source]     - Domain d1lq0a2, region A:267-334 [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: [1lq0] [1lq0_A] SWISS-PROT database: [Q13231] Domain organization of [CHIT1_HUMAN] by SWISSPFAM Domain found in 1LQ0: [Glyco_18 ] by SMART

Other resources with information on 1LQ0

Community annotation for 1LQ0 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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