6AK3 Membrane Protein date Aug 29, 2018
title Crystal Structure Of The Human Prostaglandin E Receptor Ep3 Prostaglandin E2
authors K.Morimoto, R.Suno, S.Iwata, T.Kobayashi
compound source
Molecule: Prostaglandin E2 Receptor Ep3 Subtype,Soluble Cyt B562;
Chain: B, A
Synonym: Pge2 Receptor Ep3 Subtype,Pge2-R,Prostanoid Ep3 Re Cytochrome B-562;
Engineered: Yes
Mutation: Yes
Organism_scientific: Homo Sapiens, Escherichia Coli
Organism_common: Human
Organism_taxid: 9606, 562
Gene: Ptger3, Cybc
Expression_system: Spodoptera Frugiperda
Expression_system_common: Fall Armyworm
Expression_system_taxid: 7108
symmetry Space Group: P 1 21 1
R_factor 0.251 R_Free 0.295
length a length b length c angle alpha angle beta angle gamma
66.090 42.280 161.300 90.00 96.09 90.00
method X-Ray Diffractionresolution 2.90 Å
A, B

Primary referenceCrystal structure of the endogenous agonist-bound prostanoid receptor EP3., Morimoto K, Suno R, Hotta Y, Yamashita K, Hirata K, Yamamoto M, Narumiya S, Iwata S, Kobayashi T, Nat Chem Biol. 2019 Jan;15(1):8-10. doi: 10.1038/s41589-018-0171-8. Epub 2018 Dec, 3. PMID:30510192
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (188 Kb) [Save to disk]
  • Biological Unit Coordinates (6ak3.pdb1.gz) 179 Kb
  • CSU: Contacts of Structural Units for 6AK3
  • Structure Factors (389 Kb)
  • Retrieve 6AK3 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6AK3 from S2C, [Save to disk]
  • View 6AK3 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 6AK3
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • Fold representative 6ak3 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6ak3_A] [6ak3_B]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6AK3
  • Community annotation for 6AK3 at PDBWiki (http://pdbwiki.org)

  • You may enter another PDB ID code
    Go [Back], to the [PDB Lite page], to the [OCA Search page] or to the [PDB Home page]
    OCA© by Jaime Prilusky, 1996-2014
    Bioinformatics Unit
    Weizmann Institute of Science