2ARP Hormone Growth Factor date Aug 21, 2005
title Activin A In Complex With Fs12 Fragment Of Follistatin
authors A.E.Harrington, S.A.Morris-Triggs, B.T.Ruotolo, C.V.Robinson, S. M.Hyvonen
compound source
Molecule: Inhibin Beta A Chain
Chain: A
Synonym: Activin Beta-A Chain, Erythroid Differentiation Pr Edf;
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Inhba
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pbat4

Molecule: Follistatin
Chain: F
Fragment: Fs1-Fs2
Synonym: Fs, Activin-Binding Protein
Engineered: Yes

Organism_scientific: Rattus Norvegicus
Organism_common: Norway Rat
Organism_taxid: 10116
Gene: Fst
Expression_system: Escherichia Coli Bl21(De3)
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Phat4
symmetry Space Group: P 21 21 2
R_factor 0.202 R_Free 0.254
crystal
cell
length a length b length c angle alpha angle beta angle gamma
79.297 94.502 44.873 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.00 Å
ligand 1PG, GOL, NI enzyme
note 2ARP is a representative structure
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceStructural basis for the inhibition of activin signalling by follistatin., Harrington AE, Morris-Triggs SA, Ruotolo BT, Robinson CV, Ohnuma S, Hyvonen M, EMBO J. 2006 Mar 8;25(5):1035-45. Epub 2006 Feb 16. PMID:16482217
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (51 Kb) [Save to disk]
  • Biological Unit Coordinates (2arp.pdb1.gz) 89 Kb
  • LPC: Ligand-Protein Contacts for 2ARP
  • CSU: Contacts of Structural Units for 2ARP
  • Likely Quarternary Molecular Structure file(s) for 2ARP
  • Structure Factors (344 Kb)
  • Retrieve 2ARP in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2ARP from S2C, [Save to disk]
  • Re-refined 2arp structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2ARP 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 2ARP
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2ARP, from MSDmotif at EBI
  • Fold representative 2arp from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2arp_F] [2arp_A] [2arp]
  • SWISS-PROT database: [P21674] [P08476]
  • Domain organization of [FST_RAT] [INHBA_HUMAN] by SWISSPFAM
  • Domains found in 2ARP: [FOLN] [KAZAL] [TGFB ] by SMART
  • Other resources with information on 2ARP
  • Community annotation for 2ARP 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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