1RC5	Hydrolase	date	Nov 03, 2003
title	Crystal Structure Of Mg(II)-Complex Of Rnase III Endonucleas From Aquifex Aeolicus At 2.30 Angstrom Resolution
authors	J.Blaszczyk, J.Gan, X.Ji
compound		source
Molecule: Ribonuclease III Chain: A, B, C, D Fragment: N-Terminal Endonuclease Domain (Residues 1-147) Synonym: Rnase III Ec: 3.1.26.3 Engineered: Yes		Organism_scientific: Aquifex Aeolicus Organism_taxid: 63363 Gene: Rnc, Aq_946 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pkm803
symmetry	Space Group: P 1 21 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.742 140.856 49.746 90.00 117.29 90.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	MG	enzyme	Hydrolase E.C.3.1.26.3 BRENDA
related structures	by homologous chain: 1I4S
Gene	AQ
Gene Ontology	Chain Function Process Component A, D, C, B
Primary reference	Noncatalytic assembly of ribonuclease III with double-stranded RNA., Blaszczyk J, Gan J, Tropea JE, Court DL, Waugh DS, Ji X, Structure (Camb) 2004 Mar;12(3):457-66. PMID:15016361

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (116 Kb) [Save to disk] Biological Unit Coordinates (1rc5.pdb1.gz) 57 Kb Biological Unit Coordinates (1rc5.pdb2.gz) 56 Kb LPC: Ligand-Protein Contacts for 1RC5 CSU: Contacts of Structural Units for 1RC5 Likely Quarternary Molecular Structure file(s) for 1RC5 Structure Factors (389 Kb) Retrieve 1RC5 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1RC5 from S2C, [Save to disk] Re-refined 1rc5 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1RC5 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 1RC5

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 1RC5, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1rc5a_, region A [Jmol] [rasmolscript] [script source]     - Domain d1rc5b_, region B [Jmol] [rasmolscript] [script source]     - Domain d1rc5c_, region C [Jmol] [rasmolscript] [script source]     - Domain d1rc5d_, region D [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: [1rc5_B] [1rc5_D] [1rc5] [1rc5_A] [1rc5_C] SWISS-PROT database: [O67082] Domain organization of [RNC_AQUAE] by SWISSPFAM Domain found in 1RC5: [RIBOc ] by SMART

Other resources with information on 1RC5

Community annotation for 1RC5 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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