1UPB	Synthase	date	Sep 29, 2003
title	Carboxyethylarginine Synthase From Streptomyces Clavuligerus
authors	M.E.C.Caines, J.M.Elkins, K.S.Hewitson, C.J.Schofield
compound		source
Molecule: Carboxyethylarginine Synthase Chain: A, B, C, D Engineered: Yes		Organism_scientific: Streptomyces Clavuligerus Organism_taxid: 1901 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pet24a(+)
symmetry	Space Group: P 21 21 21	R_factor 0.157 R_Free 0.196
crystal cell	length a length b length c angle alpha angle beta angle gamma 117.703 127.276 197.091 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.35 Å
ligand	MG, SO4, TPP	enzyme
related structures	by homologous chain: 1UPA
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Crystal structure and mechanistic implications of N2-(2-carboxyethyl)arginine synthase, the first enzyme in the clavulanic acid biosynthesis pathway., Caines ME, Elkins JM, Hewitson KS, Schofield CJ, J Biol Chem 2004 Feb 13;279(7):5685-92. Epub 2003 Nov 17. PMID:14623876

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (357 Kb) [Save to disk] Biological Unit Coordinates (1upb.pdb1.gz) 350 Kb LPC: Ligand-Protein Contacts for 1UPB CSU: Contacts of Structural Units for 1UPB Likely Quarternary Molecular Structure file(s) for 1UPB Structure Factors (911 Kb) Retrieve 1UPB in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1UPB from S2C, [Save to disk] Re-refined 1upb structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1UPB 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 1UPB

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 1UPB, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1upba2, region A:12-197 [Jmol] [rasmolscript] [script source]     - Domain d1upba1, region A:198-374 [Jmol] [rasmolscript] [script source]     - Domain d1upba3, region A:375-572 [Jmol] [rasmolscript] [script source]     - Domain d1upbb2, region B:12-197 [Jmol] [rasmolscript] [script source]     - Domain d1upbb1, region B:198-374 [Jmol] [rasmolscript] [script source]     - Domain d1upbb3, region B:375-572 [Jmol] [rasmolscript] [script source]     - Domain d1upbc2, region C:12-197 [Jmol] [rasmolscript] [script source]     - Domain d1upbc1, region C:198-374 [Jmol] [rasmolscript] [script source]     - Domain d1upbc3, region C:375-563 [Jmol] [rasmolscript] [script source]     - Domain d1upbd2, region D:12-197 [Jmol] [rasmolscript] [script source]     - Domain d1upbd1, region D:198-374 [Jmol] [rasmolscript] [script source]     - Domain d1upbd3, region D:375-572 [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1upb_D] [1upb_B] [1upb_C] [1upb_A] [1upb] SWISS-PROT database: [Q9LCV9] Domain organization of [Q9LCV9_STRCL] by SWISSPFAM

Other resources with information on 1UPB

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

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