Searching for Enyzme Commission number 2.7.1.21 (Thymidine kinase.) by Reannotation, by TIGRFam, by KEGG ortholog group, by SEED annotation, or by best hit in MetaCyc

Match by KEGG's EC number for 2.7.1.21

Gene ID	Gene Name	KO	KO Description	Genome	Fitness
GFF2750		K00857	thymidine kinase	Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868	cofit

Or search for '2.7.1.21' in Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 using Curated BLAST