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zinc ribbon domain-containing protein
Proteins containing this zinc ribbon domain at the C-terminus include the RNA-guided DNA endonuclease TnpB, found as an accessory protein (that is, not required for transposition) in many IS (insertion sequence) elements.
transposase
transposase binds to the end of a transposon and catalyzes the movement of the transposon to another part of the genome by a cut and paste mechanism or a replicative transposition mechanism, may belong to the IS200/IS605 family
RNA-guided endonuclease TnpB family protein
This family includes RNA-guided endonuclease TnpB from IS200/IS605 family elements (NF038281) and IS607 family elements (NF038280), but also many additional proteins. It exhibits homolog to or actually includes some CRISPR-associated (Cas) proteins such as the type V CRISPR-associated protein C2c8. For a long time, TnpB proteins were described as accessory proteins in IS (insertion sequence) elements, present as one of just one or two proteins encoded in the element but not necessary for transposition. The programmable RNA-guided endonuclease TnpB proteins may provide a CRISPR-like, widespread form of phage defense by RNA-guided DNA degradation.
IS200/IS605 family accessory protein TnpB-related protein
This HMM represents a region of a sequence similarity between a family of putative transposases of Thermoanaerobacter tengcongensis, smaller related proteins from Bacillus anthracis, putative transposases described by Pfam HMM PF01385, some type V CRISPR system effectors, and other proteins.
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