1QI3		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	CA, GLC	enzyme
related structures	by homologous chain: 1JDA, 1QI5
Gene Ontology	Chain Function Process Component A
Primary reference	Roles of catalytic residues in alpha-amylases as evidenced by the structures of the product-complexed mutants of a maltotetraose-forming amylase., Hasegawa K, Kubota M, Matsuura Y, Protein Eng 1999 Oct;12(10):819-24. PMID:10556241

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (75 Kb) [Save to disk] Biological Unit Coordinates (1qi3.pdb1.gz) 70 Kb LPC: Ligand-Protein Contacts for 1QI3 CSU: Contacts of Structural Units for 1QI3 Likely Quarternary Molecular Structure file(s) for 1QI3 Structure Factors (230 Kb) Retrieve 1QI3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1QI3 from S2C, [Save to disk] Re-refined 1qi3 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1QI3 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: [1qi3] [1qi3_A] SWISS-PROT database: [P13507] Domain found in 1QI3: [Aamy ] by SMART

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