Lineage for Family a.4.5.39: Penicillinase repressor

  1. Root: SCOP 1.67
  2. 349259Class a: All alpha proteins [46456] (202 folds)
  3. 351236Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (12 superfamilies)
    core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down
  4. 351617Superfamily a.4.5: "Winged helix" DNA-binding domain [46785] (45 families) (S)
    contains a small beta-sheet (wing)
  5. 352121Family a.4.5.39: Penicillinase repressor [101016] (2 proteins)
    homologous to the MarR-like family in the DNA-binding region but has a different dimerisation subdomain


  1. 352122Methicillin resistance regulatory protein MecI [101017] (1 species)
  2. 352132Penicillinase repressor BlaI [101019] (1 species)

More info for Family a.4.5.39: Penicillinase repressor

Timeline for Family a.4.5.39: Penicillinase repressor: