1SYX	Translation Immune System	date	Apr 02, 2004
title	The Crystal Structure Of A Binary U5 Snrnp Complex
authors	T.K.Nielsen, S.Liu, R.Luhrmann, R.Ficner
compound		source
Molecule: Spliceosomal U5 Snrnp-Specific 15 Kda Protein Chain: A, C, E Synonym: U5-15kd; Dim1 Protein Homolog; Thioredoxin-Like U5 Protein U5-15kd; Thioredoxin-Like 4; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: U5-15kd Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Tap106 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pxc35-15k
Molecule: Cd2 Antigen Cytoplasmic Tail-Binding Protein 2 Chain: B, D, F Fragment: 86 Amino Acid C-Terminal Fragment Synonym: Cd2bp2; Cd2 Cytoplasmic Domain Binding Protein; Cd Binding Protein; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Cd2bp2 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Bl21(De3)Rp Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet28a
symmetry	Space Group: C 1 2 1	R_factor 0.216 R_Free 0.262
crystal cell	length a length b length c angle alpha angle beta angle gamma 135.726 75.913 77.027 90.00 94.27 90.00
method	X-Ray Diffraction	resolution	2.35 Å
note	1SYX is a representative structure
Gene Ontology	Chain Function Process Component A, C, E F, D, B
Primary reference	Structural basis for the bifunctionality of the U5 snRNP 52K protein (CD2BP2)., Nielsen TK, Liu S, Luhrmann R, Ficner R, J Mol Biol. 2007 Jun 15;369(4):902-8. Epub 2007 Apr 4. PMID:17467737

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (106 Kb) [Save to disk] Biological Unit Coordinates (1syx.pdb1.gz) 35 Kb Biological Unit Coordinates (1syx.pdb2.gz) 34 Kb Biological Unit Coordinates (1syx.pdb3.gz) 34 Kb CSU: Contacts of Structural Units for 1SYX Likely Quarternary Molecular Structure file(s) for 1SYX Structure Factors (408 Kb) Retrieve 1SYX in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1SYX from S2C, [Save to disk] Re-refined 1syx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1SYX 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 1SYX

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 1SYX, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1syx_F] [1syx] [1syx_E] [1syx_C] [1syx_A] [1syx_D] [1syx_B] SWISS-PROT database: [O95400] [P83876] Domain organization of [CD2B2_HUMAN] [TXN4A_HUMAN] by SWISSPFAM Domains found in 1SYX: [DIM1] [GYF ] by SMART

Other resources with information on 1SYX

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

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