1IRA		date
authors
compound		source
symmetry		R_factor R_Free
crystal cell	length a length b length c angle alpha angle beta angle gamma
method	X-Ray Diffraction	resolution
ligand	NAG	enzyme
related structures	by homologous chain: 1G0Y, 1ILR, 1ILT, 1ITB
Gene Ontology	Chain Function Process Component X Y
Primary reference	A new cytokine-receptor binding mode revealed by the crystal structure of the IL-1 receptor with an antagonist., Schreuder H, Tardif C, Trump-Kallmeyer S, Soffientini A, Sarubbi E, Akeson A, Bowlin T, Yanofsky S, Barrett RW, Nature 1997 Mar 13;386(6621):194-200. PMID:9062194

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (82 Kb) [Save to disk] Biological Unit Coordinates (1ira.pdb1.gz) 77 Kb LPC: Ligand-Protein Contacts for 1IRA CSU: Contacts of Structural Units for 1IRA Likely Quarternary Molecular Structure file(s) for 1IRA Structure Factors (186 Kb) Retrieve 1IRA in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1IRA from S2C, [Save to disk] Re-refined 1ira structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1IRA 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.

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1ira] [1ira_X] [1ira_Y] SWISS-PROT database: [P14778] [P18510] Domains found in 1IRA: [IG] [IG_like] [IL1 ] by SMART

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