SCOPe 2.01: Superfamily a.61.1: Retroviral matrix proteins

Lineage for Superfamily a.61.1: Retroviral matrix proteins

1. Root: SCOPe 2.01

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

3. Fold a.61: Retroviral matrix proteins [47835] (1 superfamily)
   4-5 helices; right-handed superhelix

4. Superfamily a.61.1: Retroviral matrix proteins [47836] (6 families)
   the 5th, C-terminal helix is missing in some of the member structures

Families:

1. a.61.1.1: Immunodeficiency virus matrix proteins [47837] (2 proteins)

2. a.61.1.2: HTLV-II matrix protein [47842] (1 protein)
   the C-terminal helix region is disordered(?)

3. a.61.1.3: Mason-Pfizer monkey virus matrix protein [47845] (1 protein)
   the C-terminal helix region is missing(?)

4. a.61.1.4: GAG polyprotein M-domain [47848] (1 protein)
   the C-terminal helix region is missing(?)

5. a.61.1.5: EIAV matrix antigen [69051] (1 protein)

6. a.61.1.6: MMLV matrix protein-like [81803] (2 proteins)

More info for Superfamily a.61.1: Retroviral matrix proteins

Timeline for Superfamily a.61.1: Retroviral matrix proteins:

• Superfamily a.61.1: Retroviral matrix proteins first appeared (with stable ids) in SCOP 1.55
  
• Superfamily a.61.1: Retroviral matrix proteins appears in SCOP 1.75
  
• Superfamily a.61.1: Retroviral matrix proteins appears in SCOPe 2.02
  
• Superfamily a.61.1: Retroviral matrix proteins appears in the current release, SCOPe 2.08