1A5N		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	FMT, NI	enzyme
related structures	by homologous chain: 1EJV, 1KRA
Gene Ontology	Chain Function Process Component A B C
Primary reference	Chemical rescue of Klebsiella aerogenes urease variants lacking the carbamylated-lysine nickel ligand., Pearson MA, Schaller RA, Michel LO, Karplus PA, Hausinger RP, Biochemistry 1998 Apr 28;37(17):6214-20. PMID:9558361

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (121 Kb) [Save to disk] Biological Unit Coordinates (1a5n.pdb1.gz) 342 Kb LPC: Ligand-Protein Contacts for 1A5N CSU: Contacts of Structural Units for 1A5N Likely Quarternary Molecular Structure file(s) for 1A5N Structure Factors (251 Kb) Retrieve 1A5N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1A5N from S2C, [Save to disk] Re-refined 1a5n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1A5N 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: [1a5n_B] [1a5n_C] [1a5n] [1a5n_A] SWISS-PROT database: [P18314] [P18315] [P18316]

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