1C23		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	CO, MPH, NA	enzyme
related structures	by homologous chain: 1C27, 3MAT
Gene Ontology	Chain Function Process Component A
Primary reference	Insights into the mechanism of Escherichia coli methionine aminopeptidase from the structural analysis of reaction products and phosphorus-based transition-state analogues., Lowther WT, Zhang Y, Sampson PB, Honek JF, Matthews BW, Biochemistry 1999 Nov 9;38(45):14810-9. PMID:10555963

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (47 Kb) [Save to disk] Biological Unit Coordinates (1c23.pdb1.gz) 42 Kb LPC: Ligand-Protein Contacts for 1C23 CSU: Contacts of Structural Units for 1C23 Likely Quarternary Molecular Structure file(s) for 1C23 Structure Factors (122 Kb) Retrieve 1C23 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1C23 from S2C, [Save to disk] Re-refined 1c23 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1C23 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: [1c23] [1c23_A] SWISS-PROT database: [P0AE18]

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