Nitrosospira multiformis (strain ATCC 25196 / NCIMB 11849 / C 71)
Nucleoside triphosphate pyrophosphatase that hydrolyzes 7-methyl-GTP (m(7)GTP). May have a dual role in cell division arrest and in preventing the incorporation of modified nucleotides into cellular nucleic acids.
Belongs to the Maf family. YceF subfamily.