1CAL		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	ZN	enzyme
related structures	by homologous chain: 1BN3, 1OKM
Gene Ontology	Chain Function Process Component A
Primary reference	Structural analysis of the zinc hydroxide-Thr-199-Glu-106 hydrogen-bond network in human carbonic anhydrase II., Xue Y, Liljas A, Jonsson BH, Lindskog S, Proteins 1993 Sep;17(1):93-106. PMID:7901850

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (50 Kb) [Save to disk] Biological Unit Coordinates (1cal.pdb1.gz) 46 Kb LPC: Ligand-Protein Contacts for 1CAL CSU: Contacts of Structural Units for 1CAL Likely Quarternary Molecular Structure file(s) for 1CAL Structure Factors (81 Kb) Retrieve 1CAL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1CAL from S2C, [Save to disk] Re-refined 1cal structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1CAL 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: [1cal] [1cal_A] SWISS-PROT database: [P00918] Domain found in 1CAL: [Carb_anhydrase ] by SMART

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