2AOS Signaling Protein date Aug 14, 2005
title Protein-Protein Interactions Of Protective Signalling Factor Structure Of Ternary Complex Involving Signalling Protein F (Spg-40), Tetrasaccharide And A Tripeptide Trp-Pro-Trp At 2 Resolution
authors J.Kumar, A.S.Ethayathulla, D.B.Srivastava, R.K.Somvanshi, N.Sing S.Sharma, S.Dey, A.Bhushan, P.Kaur, T.P.Singh
compound source
Molecule: Signaling Protein From Goat, Spg-40
Chain: A
Synonym: Mammary Gland Protein Mgp-40, Bp40, Chitinase-3-Li 1;
 Organism_scientific: Capra Hircus
Organism_common: Goat
Organism_taxid: 9925
Secretion: Mammary Gland Secretion

Molecule: Trp-Pro-Trp Tripeptide
Chain: D
Engineered: Yes
Synthetic: Yes
symmetry Space Group: P 21 21 21
R_factor 0.192 R_Free 0.239
crystal
cell
length a length b length c angle alpha angle beta angle gamma
62.871 66.512 107.623 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.90 Å
ligand MAN, NAG, NDG enzyme
Gene
Ontology
ChainFunctionProcessComponent
A


Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (69 Kb) [Save to disk]
  • Biological Unit Coordinates (2aos.pdb1.gz) 63 Kb
  • LPC: Ligand-Protein Contacts for 2AOS
  • CSU: Contacts of Structural Units for 2AOS
  • Likely Quarternary Molecular Structure file(s) for 2AOS
  • Retrieve 2AOS in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2AOS from S2C, [Save to disk]
    • View 2AOS 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 2AOS
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 2AOS, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2aos_A] [2aos] [2aos_D]
  • SWISS-PROT database: [Q8SPQ0]
  • Domain organization of [CH3L1_CAPHI] by SWISSPFAM
  • Domain found in 2AOS: [Glyco_18 ] by SMART
    • Other resources with information on 2AOS
  • Community annotation for 2AOS 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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