Table 2.

Functional genes associated with the secretion of organic acids in solubilizing phosphorus by Bacillus megaterium and their metabolic pathways.

Functional gene	Function	KO ID	Pathway ID
Pyk	Pyruvate kinase	K00873	ko00230, ko00620, ko01200, ko01230, ko04922, and ko05230
aceB	Malate synthase	K01638	ko00620, ko00630, and ko01200
Pyc	Pyruvate carboxylase	K01958	ko00020, ko00620, ko00720, ko01200, and ko01230
ackA	Acetate kinase	K00925	ko00430, ko00620, ko00640, ko00680, ko00720, and ko01200
gltA	Citrate synthase	K01647	ko00020, ko00630, ko01200, ko01210, and ko01230
Buk	Butyrate kinase	K00929	ko00650
aroK	Shikimate kinase	K00891	ko00400 and ko01230