1Y2A Protein Transport date Nov 22, 2004
title Structure Of Mammalian Importin Bound To The Non-Classical P
authors M.H.Chen, I.Ben-Efraim, G.Mitrousis, N.Walker-Kopp, P.J.Sims, G.
compound source
Molecule: Importin Alpha-2 Subunit
Chain: C
Fragment: Residues 70-497
Synonym: Karyopherin Alpha-2 Subunit; Srp1-Alpha; Rag Cohor 1; Pendulin; Pore Targeting Complex 58 Kda Subunit; Ptac58; Alpha P1;
Engineered: Yes
Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Gene: Kpna2, Rch1
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet21

Molecule: Decamer Fragment Of Phospholipid Scramblase 1
Chain: P
Fragment: Nls
Synonym: Pl Scramblase 1, Ca2+, -Dependent Phospholipid Scr Erythrocyte Phospholipid Scramblase, Mmtra1b;
Engineered: Yes

Synthetic: Yes
Other_details: This Sequence Occurs Naturally In Homo Sapie Plscr1
symmetry Space Group: P 21 21 21
R_factor 0.229 R_Free 0.258
crystal
cell
length a length b length c angle alpha angle beta angle gamma
78.239 91.100 97.247 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
related structures by homologous chain: 1Q1S
Primary referencePhospholipid scramblase 1 (PLSCR1) contains a non-classical nuclear localization signal with unique binding site in importin a., Chen MH, Ben-Efraim I, Mitrousis G, Walker-Kopp N, Sims PJ, Cingolani G, J Biol Chem 2004 Dec 17;. PMID:15611084
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (63 Kb) [Save to disk]
  • Biological Unit Coordinates (1y2a.pdb1.gz) 58 Kb
  • CSU: Contacts of Structural Units for 1Y2A
  • Likely Quarternary Molecular Structure file(s) for 1Y2A
  • Structure Factors (252 Kb)
  • Retrieve 1Y2A in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1Y2A from S2C, [Save to disk]
  • Re-refined 1y2a structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1Y2A 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 1Y2A
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1Y2A, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1y2a_C] [1y2a] [1y2a_P]
  • SWISS-PROT database: [P52293] [O15162]
  • Belongs to the ca(2+)-dependent phospholipid scramblase (scramblase) family according to TCDB.
  • Domain organization of [IMA2_MOUSE] [PLS1_HUMAN] by SWISSPFAM
  • Domain found in 1Y2A: [ARM ] by SMART
  • Other resources with information on 1Y2A
  • Community annotation for 1Y2A at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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