The name of this superfamily has been modified since the most recent official CATH+ release (v4_3_0). At the point of the last release, this superfamily was named:

Sigma-70 factor, region 1.1

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.

Superfamily: Sigma-70 factor, region 1.1

Superfamily is made up of 2 main alpha helices with 2 smaller ones (not highlights on the domain view, but visible on associated PDB pages), and is 58 residues in length.

Sigma-70 factor, region 1.1 is found predominantly at the N-terminus of RNA polymerase sigma factors, and 'could make a contribution to open complex formation' according to PMID:23389035

GO Diversity

Unique GO annotations
5 Unique GO terms

EC Diversity

Unique EC annotations
0 Unique EC terms

Species Diversity

Unique species annotations
8001 Unique species

Sequence/Structure Diversity

Overview of the sequence / structure diversity of this superfamily compared to other superfamilies in CATH. Click on the chart to view the data in more detail.

Superfamily Summary

A general summary of information for this superfamily.
Domains: 6
Domain clusters (>95% seq id): 2
Domain clusters (>35% seq id): 2
Unique PDBs: 6
Structural Clusters (5A): 1
Structural Clusters (9A): 1
FunFam Clusters: 3
Unique EC:
Unique GO: 5
Unique Species: 8001