1SAX	Transcription Dna	date	Feb 09, 2004
title	Three-Dimensional Structure Of S.Aureus Methicillin-Resistan Regulating Transcriptional Repressor Meci In Complex With 2 Dna
authors	R.Garcia-Castellanos, G.Mallorqui-Fernandez, A.Marrero, J.Potem M.Coll, F.X.Gomis-Ruth
compound		source
Molecule: 5'-D(Gctccgatattacagttgtaatttt)-3' Chain: C Engineered: Yes Other_details: Meci Operator Sequence		Synthetic: Yes
Molecule: 5'-D(Caaaattacaactgtaatatcggag)-3' Chain: D Engineered: Yes Other_details: Meci Operator Sequence		Synthetic: Yes
Molecule: Methicillin Resistance Regulatory Protein Meci Chain: A, B Synonym: Methicillin Repressor Meci; Meci Engineered: Yes		Organism_scientific: Staphylococcus Aureus Subsp. Aureus Organism_taxid: 158879 Strain: N315 Gene: Meci Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Dh5alpha Expression_system_vector_type: Plasmid Expression_system_plasmid: Pproex Hta (Invitrogen)
symmetry	Space Group: P 31 2 1	R_factor 0.212 R_Free 0.276
crystal cell	length a length b length c angle alpha angle beta angle gamma 133.600 133.600 54.700 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.80 Å
ligand	K	enzyme
related structures	by homologous chain: 1XSD
Gene Ontology	Chain Function Process Component A, B
Primary reference	On the transcriptional regulation of methicillin resistance: MecI repressor in complex with its operator., Garcia-Castellanos R, Mallorqui-Fernandez G, Marrero A, Potempa J, Coll M, Gomis-Ruth FX, J Biol Chem 2004 Apr 23;279(17):17888-96. Epub 2004 Feb 11. PMID:14960592

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (67 Kb) [Save to disk] Biological Unit Coordinates (1sax.pdb1.gz) 61 Kb LPC: Ligand-Protein Contacts for 1SAX CSU: Contacts of Structural Units for 1SAX Likely Quarternary Molecular Structure file(s) for 1SAX Retrieve 1SAX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SAX from S2C, [Save to disk]

View 1SAX 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 1SAX

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1SAX, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1saxa_, region A [Jmol] [rasmolscript] [script source]     - Domain d1saxb_, region B [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1sax] [1sax_D] [1sax_A] [1sax_C] [1sax_B] SWISS-PROT database: [P68261] Domain organization of [MECI_STAAN] by SWISSPFAM

Other resources with information on 1SAX

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

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