SCOPe 2.02: Domain d3echb_: 3ech B:

Lineage for d3echb_ (3ech B:)

1. Root: SCOPe 2.02

2. Class a: All alpha proteins [46456] (284 folds)

3. Fold a.4: DNA/RNA-binding 3-helical bundle [46688] (14 superfamilies)
   core: 3-helices; bundle, closed or partly opened, right-handed twist; up-and down

4. Superfamily a.4.5: "Winged helix" DNA-binding domain [46785] (85 families)
   contains a small beta-sheet (wing)

5. Family a.4.5.28: MarR-like transcriptional regulators [63379] (20 proteins)
   The N- and C-terminal helical extensions to the common fold form the dimer interface

6. Protein MexR repressor [81686] (1 species)

7. Species Pseudomonas aeruginosa [TaxId:287] [81687] (3 PDB entries)

8. Domain d3echb_: 3ech B: [174826]
   automated match to d1lnwa_
   protein/DNA complex

Details for d3echb_

PDB Entry: 3ech, 1.8 Å

PDB Description: the marr-family repressor mexr in complex with its antirepressor armr

PDB Compounds: (B:) Multidrug resistance operon repressor

SCOPe Domain Sequences for d3echb_:

Sequence, based on SEQRES records:

>d3echb_ a.4.5.28 (B:) MexR repressor {Pseudomonas aeruginosa [TaxId: 287]}
mnypvnpdlmpalmavfqhvrtriqseldcqrldltppdvhvlklideqrglnlqdlgrq
mcrdkalitrkirelegrnlvrrernpsdqrsfqlfltdeglaihlhaelimsrvhdelf
apltpveqatlvhlldqclaa

Sequence, based on observed residues (ATOM records):

>d3echb_ a.4.5.28 (B:) MexR repressor {Pseudomonas aeruginosa [TaxId: 287]}
mnypvnpdlmpalmavfqhvrtriqseldcqrldltppdvhvlklideqrglnlqdlgrq
mitrkirelegrnlvrrernpsdqrsfqlfltdeglaihlhaelimsrvhdelfapltpv
eqatlvhlldqclaa

Timeline for d3echb_:

• d3echb_ first appeared in SCOPe 2.01
  
• d3echb_ appears in SCOPe 2.03
  
• d3echb_ appears in the current release, SCOPe 2.08