1I20		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
related structures	by homologous chain: 1IP7, 1OP9
Gene Ontology	Chain Function Process Component A
Primary reference	Structural and thermodynamic responses of mutations at a Ca2+ binding site engineered into human lysozyme., Kuroki R, Yutani K, J Biol Chem 1998 Dec 18;273(51):34310-5. PMID:9852096

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (26 Kb) [Save to disk] Biological Unit Coordinates (1i20.pdb1.gz) 23 Kb CSU: Contacts of Structural Units for 1I20 Likely Quarternary Molecular Structure file(s) for 1I20 Retrieve 1I20 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1I20 from S2C, [Save to disk]

View 1I20 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: [1i20] [1i20_A] SWISS-PROT database: [P61626] Domain found in 1I20: [LYZ1 ] by SMART

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