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. 2006 Apr 28;7:98. doi: 10.1186/1471-2164-7-98

Table 1.

Family Subfamily No. of members A B E V O Characteristic structural features
UvrC-like UvrC 318 8 310 - - - CTD: C4-UvrBb-EndoV-HhH
Cho 20 - 20 - - - CTD: C4-ChoCTD
Cho+Exo 18 - 18 - - - CTD: C4-ChoCTD, NTD: ExoIII
Cho-like 1 - 1 - - - CTD: C4-UvrBb
Cho-like+Exo 11 - 11 - - - CTD: C4-UvrBb, NTD: ExoIII
Bacillus1&2 10 - 10 - - - NTD&CTD: unknown conserved domains
HEases orthodox 91 - 10 - 27 54 CTD: Different patterns of NUMODs
unorthodox 12 - 9 3 - - no NUMODs, other domains sometimes present
COG1833 orthodox 20 15 5 - - - CTD: His/Cys-rich
EndoIII-fusion 2 2 - - - - CTD: His/Cys-rich, NTD: Endonuclease III
COG3680 Eukaryota 15 - - 15 - - NTD: ankyrin repeats, LEM
Bacteria 9 - 9 - - - CTD: unknown conserved domain
Penelope 10 - - 10 - - NTD: RVT
REases 5 - 5 - - - GIY-YIG with insertions and terminal extensions
Slx1 orthodox 30 - - 30 - - no C-terminal Asn, CTD: RING finger
MutS-fusion 2 - - 2 - - no C-terminal Asn, NTD: MutS domain
non-Eukaryota 208 2 191 - 15 - no C-terminal Asn
Total: 782 27 599 60 42 54