Searching for Enyzme Commission number 4.2.3.1 (Threonine synthase.) by Reannotation, by TIGRFam, by KEGG ortholog group, by SEED annotation, or by best hit in MetaCyc

Match by TIGRFam's EC number for 4.2.3.1

Gene ID	Gene Name	Description	Genome	Domain ID	Fitness
b0004	thrC	threonine synthase (NCBI)	Escherichia coli BW25113	TIGR00260	strong

Or search for '4.2.3.1' in Escherichia coli BW25113 using Curated BLAST