SCOPe 2.08: Domain d3rgma_: 3rgm A:

Lineage for d3rgma_ (3rgm A:)

1. Root: SCOPe 2.08

2. Class f: Membrane and cell surface proteins and peptides [56835] (69 folds)

3. Fold f.4: Transmembrane beta-barrels [56924] (7 superfamilies)
   not a true fold, gathers together transmembrane barrels of different (n,S)
   annotated by the SCOP(e) curators as 'not a true fold'

4. Superfamily f.4.3: Porins [56935] (5 families)

5. Family f.4.3.3: Ligand-gated protein channel [56948] (5 proteins)
   monomeric (22,24) barrel; ~150 N-terminal residues form a "plug" or "cork" subdomain

6. Protein Outer membrane cobalamin transporter BtuB [90129] (1 species)
   vitamin B12 receptor

7. Species Escherichia coli [TaxId:562] [90130] (12 PDB entries)

8. Domain d3rgma_: 3rgm A: [184953]
   automated match to d1ujwa_
   complexed with c8e, mg, mtn

Details for d3rgma_

PDB Entry: 3rgm, 2.6 Å

PDB Description: crystal structure of spin-labeled btub t156r1

PDB Compounds: (A:) Vitamin B12 transporter btuB

SCOPe Domain Sequences for d3rgma_:

Sequence, based on SEQRES records:

>d3rgma_ f.4.3.3 (A:) Outer membrane cobalamin transporter BtuB {Escherichia coli [TaxId: 562]}
tlvvtanrfeqprstvlapttvvtrqdidrwqstsvndvlrrlpgvditqnggsgqlssi
firgtnashvlvlidgvrlnlagvsgsadlsqfpialvqrveyirgprsavygsdaiggv
vniittrdepgteisagwgsnsyqnydvscqqqlgdktrvtllgdyahthgydvvaygnt
gtqaqtdndgflsktlygalehnftdawsgfvrgygydnrtnydayyspgsplldtrkly
sqswdaglryngeliksqlitsyshskdynydphygrydssatldemkqytvqwannviv
ghgsigagvdwqkqtttpgtgyvedgydqrntgiyltglqqvgdftfegaarsddnsqfg
rhgtwqtsagwefiegyrfiasygtsykapnlgqlygfygnpnldpekskqwegafeglt
agvnwrisgyrndvsdlidyddhtlkyynegkarikgveatanfdtgplthtvsydyvda
rnaitdtpllrrakqqvkyqldwqlydfdwgityqylgtrydkdyssypyqtvkmggvsl
wdlavaypvtshltvrgkianlfdkdyetvygyqtagreytlsgsytf

Sequence, based on observed residues (ATOM records):

>d3rgma_ f.4.3.3 (A:) Outer membrane cobalamin transporter BtuB {Escherichia coli [TaxId: 562]}
tlvvtanrfeqprstvlapttvvtrqdidrwqstsvndvlrrlpgvditqnggsgqlssi
firgtnashvlvlidgvrlnlagvsgsadlsqfpialvqrveyirgprsavygsdaiggv
vniittrdepgteisagwgsnsyqnydvscqqqlgdktrvtllgdyahthggflsktlyg
alehnftdawsgfvrgygydnrtndtrklysqswdaglryngeliksqlitsyshskdyn
yatldemkqytvqwannvivghgsigagvdwqkqtttpgtgyvedgydqrntgiyltglq
qvgdftfegaarsddnsqfgrhgtwqtsagwefiegyrfiasygtsykapnlgqlygfyg
npnldpekskqwegafegltagvnwrisgyrndvsdlidyddhtlkyynegkarikgvea
tanfdtgplthtvsydyvdarnaitdtpllrrakqqvkyqldwqlydfdwgityqylgtr
ydkdyssypyqtvkmggvslwdlavaypvtshltvrgkianlfdkdyetvygyqtagrey
tlsgsytf

Timeline for d3rgma_:

• d3rgma_ first appeared in SCOPe 2.01
  
• d3rgma_ appears in SCOPe 2.07