TABLE 1.
Reference of the Synechocystis PCC 6803 (sll or slr) or Gloeobacter violaceus PCC 7421 (gll or glr) genes (from CyanoBase https://www.ncbi.nlm.nih.gov/protein) used to identify genes operating in urea acquisition and catabolism in other cyanobacteria.
| Gene | ||
| name | Protein function/annotation | Gene ID |
| Urease subunits | ||
| ureA | Urease subunit gamma | slr1256 |
| ureB | Urease subunit beta | sll0420 |
| ureC | Urease subunit alpha; catalytic subunit | sll1750 |
| Maturation and assembly of urease | ||
| ureD | Urease accessory protein ureD (nickel ion binding) | sll1639 |
| ureE | Urease accessory protein UreE | slr1219 |
| ureF | Urease accessory protein UreF | slr1899 |
| ureG | Urease accessory protein UreG parfois + UreH | sll0643 |
| Urea transport | ||
| urtA/amiC | ABC high affinity urea uptake system substrate-binding UrtA | slr0447 |
| urtB/livH | ABC high affinity urea uptake system permease UrtB/LivH | slr1200 |
| urtC | ABC high affinity urea uptake system permease UrtC | slr1201 |
| urtD/livG | ABC high affinity urea uptake system ATPase UrtD | sll0764 |
| urtE/braG | UrtE branched-chain amino acid transport ATP-binding protein/livF | sll0374 |
| Urea carboxylase and allophanate hydrolase | ||
| uc | Urea carboxylase/urea amidolase | gll0958 |
| ah | Allophanate hydrolase | glr0961 |
| ucp1 | Urea carboxylase associated protein 1 | gll0959 |
| ucp2 | Urea carboxylase associated protein 2 | gll0960 |