A methylguanine that is guanine substituted by a methyl group at position 7. It is a metabolite obtained during the methylation of DNA.
| Member | Definition | Role |
|---|
| 7-methylguanine | A 7-methylguanine that is 1,7-dihydro-6H-purin-6-one substituted by an amino group at position 2 and a methyl group at position 7. | 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one; 2-amino-7-methyl-7H-purin-6-ol; 2-imino-7-methyl-1,2,3,7-tetrahydro-6H-purin-6-one |
| 7-methylguanine | A 7-methylguanine that is 1,2,3,7-tetrahydro-6H-purin-6-one substituted by an imino group at position 2 and a methyl group at position 7. | 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one; 2-amino-7-methyl-7H-purin-6-ol; 2-imino-7-methyl-1,2,3,7-tetrahydro-6H-purin-6-one |
| 7-methylguanine | A 7-methylguanine that is 7H-purine substituted by an amino group at position 2, a methyl group at position 7 and a hydroxy group at position 6. | 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one; 2-amino-7-methyl-7H-purin-6-ol; 2-imino-7-methyl-1,2,3,7-tetrahydro-6H-purin-6-one |