4CHA		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: 1T8O, 3VGC
Gene Ontology	Chain Function Process Component F, B G, C
Primary reference	Structure of alpha-chymotrypsin refined at 1.68 A resolution., Tsukada H, Blow DM, J Mol Biol 1985 Aug 20;184(4):703-11. PMID:4046030

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (76 Kb) [Save to disk] Biological Unit Coordinates (4cha.pdb1.gz) 72 Kb CSU: Contacts of Structural Units for 4CHA Likely Quarternary Molecular Structure file(s) for 4CHA Structure Factors (557 Kb) Retrieve 4CHA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4CHA from S2C, [Save to disk] Re-refined 4cha structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4CHA 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: [4cha_A] [4cha] [4cha_B] [4cha_C] [4cha_E] [4cha_F] [4cha_G] SWISS-PROT database: [P00766] Domain found in 4CHA: [Tryp_SPc ] by SMART

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