1I4J	Rna Binding Protein	date	Feb 22, 2001
title	Crystal Structure Of L22 Ribosomal Protein Mutant
authors	N.L.Davydova, V.A.Streltsov, R.Fedorov, M.Wilce, A.Liljas, M.Gard
compound		source
Molecule: 50s Ribosomal Protein L22 Chain: A, B Engineered: Yes Mutation: Yes		Organism_scientific: Thermus Thermophilus Organism_taxid: 274 Gene: Rpl22 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Ptthl22
symmetry	Space Group: P 1 21 1	R_factor 0.209 R_Free 0.255
crystal cell	length a length b length c angle alpha angle beta angle gamma 31.880 86.590 38.960 90.00 104.47 90.00
method	X-Ray Diffraction	resolution	1.80 Å
related structures	by homologous chain: 1BXE
Gene Ontology	Chain Function Process Component A, B
Primary reference	L22 ribosomal protein and effect of its mutation on ribosome resistance to erythromycin., Davydova N, Streltsov V, Wilce M, Liljas A, Garber M, J Mol Biol 2002 Sep 20;322(3):635-44. PMID:12225755

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (39 Kb) [Save to disk] Biological Unit Coordinates (1i4j.pdb1.gz) 35 Kb CSU: Contacts of Structural Units for 1I4J Likely Quarternary Molecular Structure file(s) for 1I4J Structure Factors (159 Kb) Retrieve 1I4J in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1I4J from S2C, [Save to disk] Re-refined 1i4j structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1I4J 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 1I4J

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 1I4J, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1i4ja_, region A [Jmol] [rasmolscript] [script source]     - Domain d1i4jb_, region B [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: [1i4j] [1i4j_A] [1i4j_B] SWISS-PROT database: [P48286] Domain organization of [RL22_THETH] by SWISSPFAM

Other resources with information on 1I4J

Community annotation for 1I4J at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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