SCOP 1.67: Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP

Lineage for Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP

1. Root: SCOP 1.67

2. Class b: All beta proteins [48724] (141 folds)

3. Fold b.38: Sm-like fold [50181] (2 superfamilies)
   core: barrel, open; n*=4, S*=8; meander; SH3-like topology

4. Superfamily b.38.1: Sm-like ribonucleoproteins [50182] (3 families)

5. Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP [50183] (7 proteins)
   forms homo and heteroheptameric ring structures

Proteins:

1. Archaeal homoheptameric Sm protein [63758] (5 species)

   1. Species Archaeon Archaeoglobus fulgidus, AF-Sm1 [TaxId:2234] [63761] (2 PDB entries)

   2. Species Archaeon Archaeoglobus fulgidus, AF-Sm2 [TaxId:2234] [74938] (1 PDB entry)

   3. Species Archaeon Methanobacterium thermoautotrophicum [TaxId:145262] [63759] (5 PDB entries)
      MTH649, smap1

   4. Species Archaeon Pyrobaculum aerophilum [TaxId:13773] [63760] (2 PDB entries)
      smap1

   5. Species Archaeon Pyrococcus abyssi [TaxId:29292] [82089] (2 PDB entries)

2. B core SNRNP protein [50190] (1 species)

   • Species Human (Homo sapiens) [TaxId:9606] [50191] (1 PDB entry)

3. D1 core SNRNP protein [50184] (1 species)

   • Species Human (Homo sapiens) [TaxId:9606] [50185] (1 PDB entry)

4. D2 core SNRNP protein [50186] (1 species)

   • Species Human (Homo sapiens) [TaxId:9606] [50187] (1 PDB entry)

5. D3 core SNRNP protein [50188] (1 species)

   • Species Human (Homo sapiens) [TaxId:9606] [50189] (1 PDB entry)

6. Sm-Like archaeal protein Smap3 [89317] (1 species)
   contains additional C-terminal alpha+beta domain

   • Species Archaeon Pyrobaculum aerophilum [TaxId:13773] [89318] (1 PDB entry)

7. Small nuclear ribonucleoprotein F, Smf [82087] (1 species)

   • Species Baker's yeast (Saccharomyces cerevisiae) [TaxId:4932] [82088] (2 PDB entries)

More info for Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP

Timeline for Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP:

• Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP first appeared (with stable ids) in SCOP 1.55
  
• Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP appears in SCOP 1.65
  
• Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP appears in SCOP 1.69
  
• Family b.38.1.1: Sm motif of small nuclear ribonucleoproteins, SNRNP appears in the current release, SCOPe 2.08