circ (813,275) 4	/dbget-bin/www_bget?C00037	C00037 (Glycine)
circ (336,215) 4	/dbget-bin/www_bget?C00058	C00058 (Formate)
circ (392,161) 4	/dbget-bin/www_bget?C00488	C00488 (Formamide)
circ (827,161) 4	/dbget-bin/www_bget?C01417	C01417 (Cyanate)
circ (721,133) 4	/dbget-bin/www_bget?C00011	C00011 (CO2)
circ (618,133) 4	/dbget-bin/www_bget?C01353	C01353 (Carbonic acid)
circ (685,217) 4	/dbget-bin/www_bget?C00169	C00169 (Carbamoyl phosphate)
circ (86,364) 4	/dbget-bin/www_bget?C00088	C00088 (Nitrite)
circ (337,364) 4	/dbget-bin/www_bget?C00192	C00192 (Hydroxylamine)
circ (399,505) 4	/dbget-bin/www_bget?C00014	C00014 (NH3)
circ (223,408) 4	/dbget-bin/www_bget?C06058	C06058 (Nitroalkane)
circ (223,508) 4	/dbget-bin/www_bget?C00088	C00088 (Nitrite)
circ (86,508) 4	/dbget-bin/www_bget?C00244	C00244 (Nitrate)
circ (225,657) 4	/dbget-bin/www_bget?C00533	C00533 (Nitric oxide)
circ (310,657) 4	/dbget-bin/www_bget?C00887	C00887 (Nitrous oxide)
circ (396,657) 4	/dbget-bin/www_bget?C00697	C00697 (Nitrogen)
circ (524,511) 4	/dbget-bin/www_bget?C00064	C00064 (L-Glutamine)
circ (527,380) 4	/dbget-bin/www_bget?C00049	C00049 (L-Aspartate)
circ (628,455) 4	/dbget-bin/www_bget?C00049	C00049 (L-Aspartate)
circ (761,405) 4	/dbget-bin/www_bget?C00152	C00152 (L-Asparagine)
circ (790,511) 4	/dbget-bin/www_bget?C00025	C00025 (L-Glutamate)
circ (813,664) 4	/dbget-bin/www_bget?C00706	C00706 (Amine)
circ (813,689) 4	/dbget-bin/www_bget?C00241	C00241 (Amide)
circ (813,719) 4	/dbget-bin/www_bget?C06059	C06059 (Cyclic amidines)
circ (813,741) 4	/dbget-bin/www_bget?C06060	C06060 (Amidines)
circ (813,767) 4	/dbget-bin/www_bget?C00726	C00726 (Nitrile)
circ (685,161) 4	/dbget-bin/www_bget?C01563	C01563 (Carbamate)
circ (908,366) 4	/dbget-bin/www_bget?C05167	C05167 (alpha-Amino acid)
rect (552,329) (598,346)	/dbget-bin/www_bget?npu:Npun_R2068	Npun_R2068
rect (652,303) (698,320)	/dbget-bin/www_bget?npu:Npun_R5724	Npun_R5724
rect (448,408) (494,425)	/dbget-bin/www_bget?npu:Npun_F2551	Npun_F2551 (aspA)
rect (671,484) (717,501)	/dbget-bin/www_bget?npu:Npun_F3641	Npun_F3641
rect (442,523) (488,540)	/dbget-bin/www_bget?npu:Npun_F3815+npu:Npun_F6494	Npun_F3815, Npun_F6494
rect (614,513) (660,530)	/dbget-bin/www_bget?npu:Npun_R3877	Npun_R3877
rect (614,492) (660,509)	/dbget-bin/www_bget?npu:Npun_F1373+npu:Npun_R1853+npu:Npun_R1857	Npun_F1373, Npun_R1853, Npun_R1857
rect (104,481) (150,498)	/dbget-bin/www_bget?npu:Npun_R1526	Npun_R1526
rect (284,500) (330,517)	/dbget-bin/www_bget?npu:Npun_F6481+npu:Npun_R1528	Npun_F6481, Npun_R1528 (nirA)
rect (356,567) (402,584)	/dbget-bin/www_bget?npu:Npun_F5903+npu:Npun_R0390+npu:Npun_R0415+npu:Npun_R1035	Npun_F5903, Npun_R0390, Npun_R0415, Npun_R1035
rect (442,503) (488,520)	/dbget-bin/www_bget?npu:Npun_R0003+npu:Npun_R5387	Npun_R0003, Npun_R5387
rect (598,267) (644,284)	/dbget-bin/www_bget?npu:Npun_R3756	Npun_R3756 (gcvT)
rect (653,125) (699,142)	/dbget-bin/www_bget?npu:Npun_F0760+npu:Npun_F1011+npu:Npun_F1420+npu:Npun_F1818+npu:Npun_F3687+npu:Npun_R4176	Npun_F0760, Npun_F1011, Npun_F1420, Npun_F1818, Npun_F3687, Npun_R4176
rect (649,421) (695,438)	/dbget-bin/www_bget?npu:Npun_R0909+npu:Npun_R4339	Npun_R0909, Npun_R4339
rect (40,45) (436,70)	/dbget-bin/www_bget?npu00910	npu00910: Nitrogen metabolism
rect (137,155) (256,180)	/kegg-bin/show_pathway?npu00680	npu00680: Methane metabolism
rect (125,203) (256,228)	/kegg-bin/show_pathway?npu00630	npu00630: Glyoxylate and dicarboxylate metabolism
rect (787,200) (904,234)	/kegg-bin/show_pathway?npu00330	npu00330: Arginine and proline metabolism
rect (758,436) (880,470)	/kegg-bin/show_pathway?npu00250	npu00250: Alanine, aspartate and glutamate metabolism
rect (313,99) (473,124)	/kegg-bin/show_pathway?npu00460	npu00460: Cyanoamino acid metabolism