1A5A		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	K, PLP	enzyme
related structures	by homologous chain: 1BEU, 1CW2
Gene Ontology	Chain Function Process Component A B
Primary reference	Cryo-crystallography of a true substrate, indole-3-glycerol phosphate, bound to a mutant (alphaD60N) tryptophan synthase alpha2beta2 complex reveals the correct orientation of active site alphaGlu49., Rhee S, Miles EW, Davies DR, J Biol Chem 1998 Apr 10;273(15):8553-5. PMID:9535826

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (111 Kb) [Save to disk] Biological Unit Coordinates (1a5a.pdb1.gz) 208 Kb LPC: Ligand-Protein Contacts for 1A5A CSU: Contacts of Structural Units for 1A5A Likely Quarternary Molecular Structure file(s) for 1A5A Structure Factors (317 Kb) Retrieve 1A5A in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A5A from S2C, [Save to disk] Re-refined 1a5a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A5A 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: [1a5a] [1a5a_A] [1a5a_B] SWISS-PROT database: [P00929] [P0A2K1]

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