3SIU	Splicing Rna	date	Jun 20, 2011
title	Structure Of A Hprp31-15.5k-U4atac 5' Stem Loop Complex, Mon Form
authors	S.Liu, H.Ghalei, R.Luhrmann, M.C.Wahl
compound		source
Molecule: Nhp2-Like Protein 1 Chain: A, D Synonym: U4u6.U5 Tri-Snrnp 15.5 Kda Protein, High Mobility Like Nuclear Protein 2 Homolog 1, Otk27, Snu13 Homolog, Hsn Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Nhp2l1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta2(De3) Expression_system_vector_type: Plasmid
Molecule: U4u6 Small Nuclear Ribonucleoprotein Prp31 Chain: B, E Fragment: Unp Residues 85-333 Synonym: Pre-Mrna-Processing Factor 31, Serologically Defin Cancer Antigen Ny-Br-99, U4u6 Snrnp 61 Kda Protein, Protei Hprp31; Engineered: Yes		Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Prp31, Prpf31 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Rosetta2(De3) Expression_system_vector_type: Plasmid
Molecule: U4atac Snrna Chain: C, F Fragment: Gb Bases 28-55 Synonym: U4atac Small Nuclear Rna (U12-Dependent Splicing), Engineered: Yes		Synthetic: Yes Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606
symmetry	Space Group: P 1 21 1	R_factor 0.198 R_Free 0.241
crystal cell	length a length b length c angle alpha angle beta angle gamma 49.499 111.263 110.858 90.00 101.81 90.00
method	X-Ray Diffraction	resolution	2.63 Å
ligand	SO4	enzyme
Gene Ontology	Chain Function Process Component A, D E, B
Primary reference	Structural basis for the dual U4 and U4atac snRNA-binding specificity of spliceosomal protein hPrp31., Liu S, Ghalei H, Luhrmann R, Wahl MC, RNA. 2011 Jul 22. PMID:21784869

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (143 Kb) [Save to disk] Biological Unit Coordinates (3siu.pdb1.gz) 70 Kb Biological Unit Coordinates (3siu.pdb2.gz) 70 Kb LPC: Ligand-Protein Contacts for 3SIU CSU: Contacts of Structural Units for 3SIU Structure Factors (246 Kb) Retrieve 3SIU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3SIU from S2C, [Save to disk] Re-refined 3siu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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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 3SIU, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3siu_B] [3siu_D] [3siu_F] [3siu_A] [3siu_C] [3siu] [3siu_E] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 3SIU: [NOSIC ] by SMART

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