1QGI		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	GCS, NAG, SO4	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of chitosanase from Bacillus circulans MH-K1 at 1.6-A resolution and its substrate recognition mechanism., Saito J, Kita A, Higuchi Y, Nagata Y, Ando A, Miki K, J Biol Chem 1999 Oct 22;274(43):30818-25. PMID:10521473

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (1qgi.pdb1.gz) 45 Kb LPC: Ligand-Protein Contacts for 1QGI CSU: Contacts of Structural Units for 1QGI Likely Quarternary Molecular Structure file(s) for 1QGI Retrieve 1QGI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QGI from S2C, [Save to disk]

View 1QGI 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1qgi] [1qgi_A] SWISS-PROT database: [P33673]

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