1KVL	Hydrolase	date	Jan 27, 2002
title	X-Ray Crystal Structure Of Ampc S64g Mutant Beta-Lactamase I With Substrate And Product Forms Of Cephalothin
authors	B.M.Beadle, I.Trehan, P.J.Focia, B.K.Shoichet
compound		source
Molecule: Beta-Lactamase Chain: A, B Synonym: Cephalosporinase Ec: 3.5.2.6 Engineered: Yes Mutation: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Gene: K12 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Jm109 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pogo295
symmetry	Space Group: C 1 2 1	R_factor 0.195 R_Free 0.220
crystal cell	length a length b length c angle alpha angle beta angle gamma 118.619 77.153 98.066 90.00 115.90 90.00
method	X-Ray Diffraction	resolution	1.53 Å
ligand	CLS, KCP, PO4, THN	enzyme	Hydrolase E.C.3.5.2.6 BRENDA
related structures	by homologous chain: 1GA0, 1L0D
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural milestones in the reaction pathway of an amide hydrolase: substrate, acyl, and product complexes of cephalothin with AmpC beta-lactamase., Beadle BM, Trehan I, Focia PJ, Shoichet BK, Structure (Camb) 2002 Mar;10(3):413-24. PMID:12005439

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (127 Kb) [Save to disk] Biological Unit Coordinates (1kvl.pdb1.gz) 64 Kb Biological Unit Coordinates (1kvl.pdb2.gz) 61 Kb LPC: Ligand-Protein Contacts for 1KVL CSU: Contacts of Structural Units for 1KVL Likely Quarternary Molecular Structure file(s) for 1KVL Structure Factors (845 Kb) Retrieve 1KVL in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1KVL from S2C, [Save to disk] Re-refined 1kvl structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1KVL 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 1KVL

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 1KVL, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1kvla_, region A [Jmol] [rasmolscript] [script source]     - Domain d1kvlb_, region B [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: [1kvl_A] [1kvl] [1kvl_B] SWISS-PROT database: [P00811] Domain organization of [AMPC_ECOLI] by SWISSPFAM

Other resources with information on 1KVL

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

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