2IRT	Signal Protein	date	Jul 13, 1994
title	Initial Crystallographic Analyses Of A Recombinant Interleuk Receptor Antagonist Protein
authors	B.C.Finzel, L.L.Clancy, H.M.Einspahr
compound		source
Molecule: Interleukin-1 Receptor Antagonist Chain: A, B Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 43 21 2	R_factor 0.440 R_Free NULL
crystal cell	length a length b length c angle alpha angle beta angle gamma 72.350 72.350 114.680 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.20 Å
Gene Ontology	Chain Function Process Component A, B
Primary reference	Initial crystallographic analysis of a recombinant human interleukin-1 receptor antagonist protein., Clancy LL, Finzel BC, Yem AW, Deibel MR Jr, Strakalaitis NA, Brunner DP, Sweet RM, Einspahr HM, Acta Crystallogr D Biol Crystallogr. 1994 Mar 1;50(Pt 2):197-201. PMID:15299459

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (9 Kb) [Save to disk] Biological Unit Coordinates (2irt.pdb1.gz) 4 Kb Biological Unit Coordinates (2irt.pdb2.gz) 4 Kb CSU: Contacts of Structural Units for 2IRT Likely Quarternary Molecular Structure file(s) for 2IRT Structure Factors (54 Kb) Retrieve 2IRT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2IRT from S2C, [Save to disk]

View 2IRT 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 2IRT

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2IRT, from MSDmotif at EBI Genome occurence of 2IRT's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d2irta_, region A [Jmol] [rasmolscript] [script source]     - Domain d2irtb_, region B [Jmol] [rasmolscript] [script source]

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2irt] [2irt_A] [2irt_B] SWISS-PROT database: [P18510] Domain organization of [IL1RA_HUMAN] by SWISSPFAM Domain found in 2IRT: [IL1 ] by SMART

Other resources with information on 2IRT

Community annotation for 2IRT at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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