The name of this superfamily has been modified since the most recent official CATH+ release (v4_4_0). At the point of the last release, this superfamily was named:

"
DNA ligase/mRNA capping enzyme
".

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.
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FunFam 22: mRNA capping enzyme

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 1 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
MRNA guanylyltransferase activity GO:0004484
Catalysis of the reaction: GTP + (5')pp-Pur-mRNA = diphosphate + G(5')ppp-Pur-mRNA; G(5')ppp-Pur-mRNA is mRNA containing a guanosine residue linked 5' through three phosphates to the 5' position of the terminal residue.
10 Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS)

There are 1 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
7-methylguanosine mRNA capping GO:0006370
Addition of the 7-methylguanosine cap to the 5' end of a nascent messenger RNA transcript.
10 Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS) Q8I720 (/ISS)

There are 0 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
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