| Phylum | Alphaproteobacteria |
| Order | Rhizobiales |
| Organism | Methylocystis sp. SC2 |
| Hydrogenase | [NiFe] Group 2b |
| Activity (Predicted) | Sensory |
| Oxygen Tolerance (Predicted) | Tolerant |
| Subunits (Predicted) | 4 |
| Metal Centres (Predicted) | [NiFe]-centre, 3 x [4Fe4S] clusters |
| Accessory Subunits (Predicted) | Histidine kinase, response regulator |
MTRLLVGPFNRVEGDLEVALDIEDDAIACARVTTPLYRGFEQILVGRPIADALAIAPRICGICSVSQSMAAAAALRALYGIAPARNGILAANLAHAAENMADHLTHFYIFFMPDFARAQYAGRSWHESATRRFKAIEGAAANEVLQARRRLLEIMGILAGKWPHSLAFQPGGTTSAIDLGQKAQLVAIARDFRRFLETTVFAAPLAAPLSLKTPEELERYCEGEGADGDFAAFCRIARALDLENLGRAANPLMSYGAYRDETGAFLDAGVFDPVASALSALDAHAIREDVSHAYMRDGPEEPSLARTEPYVDKPDAYSFAKAPRLQGRPAEVGALARLAVHGHPLVRALLARSRGSNVFARVVARLIELAMVAEATEGWAKALALNAPFCVVAPHDEDGEGVGLVEAARGSLGHWLGAQKGKIRAYQIIAPTTWNFSPRDASGVAGPVEQALVGAPLAGQGARAASVQHVIRSFDPCMVCTAH