1ERQ	Hydrolase	date	Apr 06, 2000
title	X-Ray Crystal Structure Of Tem-1 Beta Lactamase In Complex With A Designed Boronic Acid Inhibitor (1r)-1-Acetamido-2- (3-Carboxy-2-Hydroxyphenyl)Ethyl Boronic Acid
authors	S.Ness, R.Martin, A.M.Kindler, M.Paetzel, M.Gold, J.B.Jones, N.C.J.Strynadka
compound		source
Molecule: Tem-1 Beta-Lactamase Chain: A Ec: 3.5.2.6 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Puc118
symmetry	Space Group: P 21 21 21	R_factor 0.192 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 63.222 89.039 42.088 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.90 Å
ligand	BJH	enzyme	Hydrolase E.C.3.5.2.6 BRENDA
related structures	by homologous chain: 1PZO, 1XPB
Gene Ontology	Chain Function Process Component A
Primary reference	Structure-based design guides the improved efficacy of deacylation transition state analogue inhibitors of TEM-1 beta-Lactamase(,)., Ness S, Martin R, Kindler AM, Paetzel M, Gold M, Jensen SE, Jones JB, Strynadka NC, Biochemistry 2000 May 9;39(18):5312-21. PMID:10820001

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (48 Kb) [Save to disk] Biological Unit Coordinates (1erq.pdb1.gz) 44 Kb LPC: Ligand-Protein Contacts for 1ERQ CSU: Contacts of Structural Units for 1ERQ Likely Quarternary Molecular Structure file(s) for 1ERQ Retrieve 1ERQ in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ERQ from S2C, [Save to disk]

View 1ERQ 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 1ERQ

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1ERQ, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1erqa_, 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: [1erq] [1erq_A] SWISS-PROT database: [P62593] Domain organization of [BLAT_ECOLX] by SWISSPFAM

Other resources with information on 1ERQ

Community annotation for 1ERQ 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

---