| Phylum | Gammaproteobacteria |
| Order | Oceanospirillales |
| Organism | Neptuniibacter caesariensis |
| Hydrogenase | [NiFe] Group 2c |
| Activity (Predicted) | Sensory |
| Oxygen Tolerance (Predicted) | Tolerant |
| Subunits (Predicted) | 3 |
| Metal Centres (Predicted) | [NiFe]-centre, 2 x [4Fe4S] clusters, 1 x [3Fe4S] cluster |
| Accessory Subunits (Predicted) | Diguanylate cyclase / phosphodiesterase |
MSRRIKLQLNRVEGDLEIELEIKNGIVTDARCIGTMYRGFEQILIGRAPMDALAITPRICGICSTAHLYASVLALESVSNIIPPANAIRVRNICLLSEEIQSDCRQTFLMFTPDLCHSSYSTLNDYQSIVAKFQDMQGELYQDAIRFSRDIIEIVAIFGGQWPHSSYMVPGGVTSLPDRRKVINSLAQLQRYTQWFEHKILGTSLADWSRITSLAELNNFTQSSDSAIAILHRFCRDMGLDSVGSGSEKMISYGSLIDPENPQERIRSDGTYNYKLKKHAPLDESKITEDITSSWYHDESQTARHPMQGLTQPKYDPDSEKYSWAKAPRYDKDVIQTGPLAQLAVAKDPLILDMLAQNGSSTWTRQFARIHRQASSLIILKDQLSSLLECLDAPTMIHCPLEDGEGVGMIEAARGSLGHWLKIEDGKIKNFQVITPTAWNASPRDINQQPGHIEQSLIGLPMPDLDEPIEIGHVVRSHDPCLVCTVHLLGSGKKHRFGVT