locus-tag	class	description
Q21_gp48	00520 Amino sugar and nucleotide sugar metabolism [PATH:ko00520]	ko00520
Q21_gp6	00230 Purine metabolism [PATH:ko00230]	ko00230
Q21_gp61	00240 Pyrimidine metabolism [PATH:ko00240]	ko00240
Q21_gp67	03030 DNA replication [PATH:ko03030]	ko03030
Q21_gp7	00230 Purine metabolism [PATH:ko00230]	ko00230