SCOPe 2.08: Domain d2nopa_: 2nop A:

Lineage for d2nopa_ (2nop A:)

1. Root: SCOPe 2.08

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

3. Fold f.44: Ammonium transporter [111351] (1 superfamily)
   11 transmembrane helices; duplication: consist of 2 structural repeats of five helices each plus extra C-terminal helix

4. Superfamily f.44.1: Ammonium transporter [111352] (2 families)
   automatically mapped to Pfam PF00909

5. Family f.44.1.0: automated matches [227165] (1 protein)
   not a true family

6. Protein automated matches [226873] (5 species)
   not a true protein

7. Species Escherichia coli [TaxId:562] [255505] (14 PDB entries)

8. Domain d2nopa_: 2nop A: [138413]
   automated match to d2b2ha_
   complexed with act, gol, imd, so4

Details for d2nopa_

PDB Entry: 2nop, 2 Å

PDB Description: an unusual twin-his arrangement in the pore of ammonia channels is essential for substrate conductance

PDB Compounds: (A:) Ammonia channel

SCOPe Domain Sequences for d2nopa_:

Sequence, based on SEQRES records:

>d2nopa_ f.44.1.0 (A:) automated matches {Escherichia coli [TaxId: 562]}
pavadkadnafmmictalvlfmtipgialfygglirgknvlsmltqvtvtfalvcilwvv
ygyslafgegnnffgninwlmlknieltavmgsiyqyihvafqgsfacitvglivgalae
rirfsavlifvvvwltlsyipiahmvwgggllashgaldfaggtvvhinaaiaglvgayl
igkrvgfgkeafkphnlpmvftgtailyigwfgfnagsagtaneiaalafvntvvataaa
ilgwifgewalrgkpsllgacsgaiaglvgvtpacgyigvggaliigvvaglaglwgvtm
lkrllrvddpcdvfgvhgvcgivgcimtgifaasslggvgfaegvtmghqllvqlesiai
tivwsgvvafigykladltvglrvp

Sequence, based on observed residues (ATOM records):

>d2nopa_ f.44.1.0 (A:) automated matches {Escherichia coli [TaxId: 562]}
pavadkadnafmmictalvlfmtipgialfygglirgknvlsmltqvtvtfalvcilwvv
ygyslafgegnnffgninwlmlknieltavmgsiyqyihvafqgsfacitvglivgalae
rirfsavlifvvvwltlsyipiahmvwgggllashgaldfaggtvvhinaaiaglvgayl
phnlpmvftgtailyigwfgfnagsagtaneiaalafvntvvataaailgwifgewalrg
kpsllgacsgaiaglvgvtpacgyigvggaliigvvaglaglwgvtmpcdvfgvhgvcgi
vgcimtgifaasslggvgfaegvtmghqllvqlesiaitivwsgvvafigykladltvgl
rvp

Timeline for d2nopa_:

• d2nopa_ first appeared in SCOP 1.73, called d2nopa1
  
• d2nopa_ appears in SCOPe 2.07