| P21853 | DB03564 | 1ubh | MPD | S | 2011 | e1ubhS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1ubk | MPD | L | 2012 | e1ubkS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1ubk | MPD | S | 2007 | e1ubkS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1ubl | MPD | S | 2007 | e1ublS3 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1ubm | MPD | S | 2007 | e1ubmS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1wuh | MPD | S | 2002 | e1wuhS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1wui | MPD | S | 2007 | e1wuiS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 1wul | MPD | S | 2007 | e1wulS1 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 4u9h | MPD | S | 1007 | e4u9hS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 4u9i | MPD | S | 2009 | e4u9iS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 5xle | MPD | L | 603 | e5xleS1 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 5xle | MPD | S | 1006 | e5xleS2 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 5xlf | MPD | L | 603 | e5xlfS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |
| P21853 | DB03564 | 5xlf | MPD | S | 1004 | e5xlfS1 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 5xlg | MPD | S | 1004 | e5xlgS1 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 5xlh | MPD | S | 1004 | e5xlhS1 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 5y4n | MPD | S | 1004 | e5y4nS2 | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | Fe-S cluster-binding domain in nickel-iron hydrogenase small subunit | NiFe_hyd_SSU_C |
| P21853 | DB03564 | 8w6x | MPD | S | 1006 | e8w6xS2 | Flavodoxin-like | Class I glutamine amidotransferase-like | CheY-like | Oxidored_q6 |