3B7I	Hydrolase	date	Oct 30, 2007
title	Crystal Structure Of The S228a Mutant Of The Aminopeptidase Vibrio Proteolyticus In Complex With Leucine Phosphonic Aci
authors	N.J.Ataie, Q.Q.Hoang, M.P.D.Zahniser, A.Milne, G.A.Petsko, D.Ring
compound		source
Molecule: Bacterial Leucyl Aminopeptidase Chain: A Fragment: Residues 107-397 Ec: 3.4.11.10 Engineered: Yes Mutation: Yes		Organism_scientific: Vibrio Proteolyticus Organism_taxid: 671 Strain: Dsm 30189 Ifo 13287 Lmg 3772 Ncimb 1326 Atcc: 15338 Gene: Aap Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21b
symmetry	Space Group: P 61 2 2	R_factor 0.177 R_Free 0.209
crystal cell	length a length b length c angle alpha angle beta angle gamma 109.907 109.907 91.095 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.75 Å
ligand	K, LEU, NA, PLU, SCN, ZN	enzyme	Hydrolase E.C.3.4.11.10 BRENDA
Primary reference	Zinc coordination geometry and ligand binding affinity: the structural and kinetic analysis of the second-shell serine 228 residue and the methionine 180 residue of the aminopeptidase from Vibrio proteolyticus., Ataie NJ, Hoang QQ, Zahniser MP, Tu Y, Milne A, Petsko GA, Ringe D, Biochemistry. 2008 Jul 22;47(29):7673-83. Epub 2008 Jun 25. PMID:18576673

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (56 Kb) [Save to disk] Biological Unit Coordinates (3b7i.pdb1.gz) 51 Kb LPC: Ligand-Protein Contacts for 3B7I CSU: Contacts of Structural Units for 3B7I Likely Quarternary Molecular Structure file(s) for 3B7I Structure Factors (264 Kb) Retrieve 3B7I in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3B7I from S2C, [Save to disk] Re-refined 3b7i structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3B7I 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 3B7I

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 3B7I, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3b7i_A] [3b7i] SWISS-PROT database: [Q01693] Domain organization of [AMPX_VIBPR] by SWISSPFAM

Other resources with information on 3B7I

Community annotation for 3B7I at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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