| Status | Description | Organism | Genes | References |
|---|---|---|---|---|
| guanine deaminase | Acetobacter aceti | G10B5-2123 | ||
| guanine deaminase | Agrobacterium albertimagni | G10FL-1388 | ||
| guanine deaminase | Aromatoleum aromaticum | guaD | ||
| guanine deaminase | Arthrobacter aurescens | guaD | ||
| guanine deaminase | Acidovorax avenae | GHRD-1152 | ||
| guanine deaminase | Acinetobacter baumannii | guaD | ||
| guanine deaminase | Acinetobacter baumannii | guaD | ||
| guanine deaminase | Acinetobacter bereziniae | G11QG-1654 | ||
| guanine deaminase | Aciduliprofundum boonei | GJNL-1509 | ||
| Guanine deaminase | Azospirillum brasilense | guaD |