1C22	Hydrolase	date	Jul 22, 1999
title	E. Coli Methionine Aminopeptidase: Trifluoromethionine Compl
authors	W.T.Lowther, Y.Zhang, P.B.Sampson, J.F.Honek, B.W.Matthews
compound		source
Molecule: Methionine Aminopeptidase Chain: A Ec: 3.4.11.18 Engineered: Yes Mutation: Yes Other_details: Trifluoromethionine Complex		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Pet28b
symmetry	Space Group: P 1 21 1	R_factor R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 39.128 67.604 48.826 90.00 111.05 90.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	CO, MF3, NA	enzyme	Hydrolase E.C.3.4.11.18 BRENDA
related structures	by homologous chain: 1C21, 1C24
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 (1c22.pdb1.gz) 43 Kb LPC: Ligand-Protein Contacts for 1C22 CSU: Contacts of Structural Units for 1C22 Likely Quarternary Molecular Structure file(s) for 1C22 Structure Factors (184 Kb) Retrieve 1C22 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1C22 from S2C, [Save to disk] Re-refined 1c22 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1C22 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.

Visual 3D analysis of 1C22

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1C22, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1c22a_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1c22] [1c22_A] SWISS-PROT database: [P0AE18] Domain organization of [AMPM_ECOLI] by SWISSPFAM

Other resources with information on 1C22

Community annotation for 1C22 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

Movements, Movies and Images

Images from IMB Jena Image Library of Biological Macromolecules.

You may enter another PDB ID code

Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]

---

OCA© by Jaime Prilusky, 1996-2014,2022 Bioinformatics Unit Weizmann Institute of Science

---