test
node1
GO:0009987
cellular process
node2
GO:0044237
cellular metabolic
process
node1->node2
node3
GO:0006575
cellular modified
amino acid metabolic
process
node2->node3
node10
GO:0052701
cellular modified
histidine metabolic
process
node3->node10
node4
GO:0008152
metabolic process
node4->node2
node5
GO:0071704
organic substance
metabolic process
node4->node5
node8
GO:0006807
nitrogen compound
metabolic process
node4->node8
node6
GO:1901564
organonitrogen
compound metabolic
process
node5->node6
node6->node3
node7
BFO:0000003
occurrent
node7->node7
node12
BFO:0000015
process
node7->node12
node8->node6
node9
BFO:0000001
entity
node9->node7
node11
GO:0008150
biological_process
node11->node1
node11->node4
node12->node11