3MAT	Hydrolase Hydrolase Inhibitor	date	Mar 29, 1999
title	E.Coli Methionine Aminopeptidase Transition-State Inhibitor
authors	W.T.Lowther, A.M.Orville, D.T.Madden, S.Lim, D.H.Rich, B.W.Matthe
compound		source
Molecule: Methionine Aminopeptidase Chain: A Ec: 3.4.11.18 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_cell_line: Bl21(De3) Expression_system_plasmid: Pet28b
Molecule: Bestatin-Based Inhibitor (3r)-Amino-(2s)-Hydroxyh L-Ala-L-Leu-L-Val-L-Phe-Ome; Chain: I Engineered: Yes Other_details: Synthetic		Synthetic: Yes
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 39.297 65.155 51.371 90.00 106.12 90.00
method	X-Ray Diffraction	resolution	2.00 Å
ligand	AHH, CO, NA	enzyme	Hydrolase E.C.3.4.11.18 BRENDA
related structures	by homologous chain: 1C23, 4MAT
Gene Ontology	Chain Function Process Component A
Primary reference	Escherichia coli methionine aminopeptidase: implications of crystallographic analyses of the native, mutant, and inhibited enzymes for the mechanism of catalysis., Lowther WT, Orville AM, Madden DT, Lim S, Rich DH, Matthews BW, Biochemistry 1999 Jun 15;38(24):7678-88. PMID:10387007

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk] Biological Unit Coordinates (3mat.pdb1.gz) 43 Kb LPC: Ligand-Protein Contacts for 3MAT CSU: Contacts of Structural Units for 3MAT Likely Quarternary Molecular Structure file(s) for 3MAT Structure Factors (112 Kb) Retrieve 3MAT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3MAT from S2C, [Save to disk] Re-refined 3mat structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3MAT 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 3MAT

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 3MAT, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d3mata_, 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: [3mat_A] [3mat_I] [3mat] SWISS-PROT database: [P0AE18] Domain organization of [AMPM_ECOLI] by SWISSPFAM

Other resources with information on 3MAT

Community annotation for 3MAT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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