2IY3	Rna-Binding	date	Jul 12, 2006
title	Structure Of The E. Coli Signal Regognition Particle
authors	C.Schaffitzel, M.Oswald, I.Berger, T.Ishikawa, J.P.Abrahams, H.K. R.I.Koning, N.Ban
compound		source
Molecule: Signal Recognition Particle Protein,Signal Recogn Particle 54 Kda Protein; Chain: A Synonym: Fifty-Four Homolog,Srp54 Engineered: Yes		Organism_scientific: Thermus Aquaticus, Sulfolobus Solfatar Organism_taxid: 271, 2287 Gene: Ffh, Srp54, Sula_1982, Sulb_1983, Sulc_1981 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pet24a_ffh
Molecule: 4.5s Rna Chain: B Engineered: Yes		Synthetic: Yes Organism_scientific: Escherichia Coli Organism_taxid: 562
Molecule: Signal Sequence Chain: C Engineered: Yes		Synthetic: Yes Organism_scientific: Synthetic Construct Organism_taxid: 32630
symmetry	Space Group: P 1	R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma 1.000 1.000 1.000 90.00 90.00 90.00
method	Electron Microscopy	resolution	16.00 Å
Gene	SULA ; SULB ; SULC
Gene Ontology	Chain Function Process Component A
Primary reference	Structure of the E. coli signal recognition particle bound to a translating ribosome., Schaffitzel C, Oswald M, Berger I, Ishikawa T, Abrahams JP, Koerten HK, Koning RI, Ban N, Nature. 2006 Nov 23;444(7118):503-6. Epub 2006 Oct 29. PMID:17086205

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (15 Kb) [Save to disk] Biological Unit Coordinates (2iy3.pdb1.gz) 12 Kb CSU: Contacts of Structural Units for 2IY3 Likely Quarternary Molecular Structure file(s) for 2IY3 Retrieve 2IY3 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IY3 from S2C, [Save to disk]

View 2IY3 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 2IY3

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2IY3, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2iy3] [2iy3_B] [2iy3_C] [2iy3_A] SWISS-PROT database: [Q97ZE7] [O07347] Domain organization of [SRP54_SULSO] [SRP54_THEAQ] by SWISSPFAM Domains found in 2IY3: [AAA] [SRP54] [SRP54_N ] by SMART

Other resources with information on 2IY3

Community annotation for 2IY3 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

---