6RRC Gene Regulation date May 17, 2019
title Crystal Structure Of The N-Terminal Region Of Human Cohesin Stag1 In Complex With Rad21 Peptide
authors J.A.Newman, V.L.Katis, F.Von Delft, C.H.Arrowsmith, A.Edwards, C. O.Gileadi
compound source
Molecule: Cohesin Subunit Sa-1
Chain: C, A
Synonym: Scc3 Homolog 1,Stromal Antigen 1
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Stag1, Sa1, Scc3
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Double-Strand-Break Repair Protein Rad21 Homolog
Chain: B, D
Synonym: Hhr21,Nuclear Matrix Protein 1,Nxp-1,Scc1 Homolog
Engineered: Yes

Synthetic: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
symmetry Space Group: C 2 2 2
R_factor 0.214 R_Free 0.248
length a length b length c angle alpha angle beta angle gamma
117.077 151.662 126.656 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.37 Å
ligand SO4 enzyme
Primary referenceSTAG1 vulnerabilities for exploiting cohesin synthetic lethality in STAG2-deficient cancers., van der Lelij P, Newman JA, Lieb S, Jude J, Katis V, Hoffmann T, Hinterndorfer M, Bader G, Kraut N, Pearson MA, Peters JM, Zuber J, Gileadi O, Petronczki M, Life Sci Alliance. 2020 May 28;3(7). pii: 3/7/e202000725. doi:, 10.26508/lsa.202000725. Print 2020 Jul. PMID:32467316
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (247 Kb) [Save to disk]
  • Biological Unit Coordinates (6rrc.pdb1.gz) 122 Kb
  • Biological Unit Coordinates (6rrc.pdb2.gz) 121 Kb
  • LPC: Ligand-Protein Contacts for 6RRC
  • CSU: Contacts of Structural Units for 6RRC
  • Structure Factors (1283 Kb)
  • Retrieve 6RRC in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 6RRC from S2C, [Save to disk]
  • View 6RRC 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 6RRC
  • 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 6rrc from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [6rrc_C] [6rrc_B] [6rrc_A] [6rrc_D]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 6RRC
  • Community annotation for 6RRC at PDBWiki (http://pdbwiki.org)

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