1KYQ
Met8p: A bifunctional NAD-dependent dehydrogenase and ferrochelatase involved in siroheme synthesis.
External Resource: Annotation
Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage
Domain Annotation: SCOP2 Classification SCOP2 Database Homepage
Chains | Type | Family Name | Domain Identifier | Family Identifier | Provenance Source (Version) |
---|---|---|---|---|---|
A | SCOP2B Superfamily | CysG/Met8-like | 8001034 | 3000045 | SCOP2B (2022-06-29) |
B | SCOP2 Family | Siroheme synthase-like | 8001033 | 4000066 | SCOP2 (2022-06-29) |
B | SCOP2 Superfamily | CysG/Met8-like | 8001034 | 3000045 | SCOP2 (2022-06-29) |
C | SCOP2B Superfamily | CysG/Met8-like | 8001034 | 3000045 | SCOP2B (2022-06-29) |
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | Sirohm_synth_C | e1kyqA1 | A: alpha superhelices | X: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | H: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | T: alpha-helical domain in siroheme synthase middle domains-like | F: Sirohm_synth_C | ECOD (1.6) |
A | Sirohm_synth_M | e1kyqA2 | A: a+b duplicates or obligate multimers | X: SSH domain in siroheme synthase middle domains-like (From Topology) | H: SSH domain in siroheme synthase middle domains-like (From Topology) | T: SSH domain in siroheme synthase middle domains-like | F: Sirohm_synth_M | ECOD (1.6) |
A | NAD_binding_7 | e1kyqA3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NAD(P)-binding Rossmann-fold domains | F: NAD_binding_7 | ECOD (1.6) |
B | Sirohm_synth_C | e1kyqB1 | A: alpha superhelices | X: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | H: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | T: alpha-helical domain in siroheme synthase middle domains-like | F: Sirohm_synth_C | ECOD (1.6) |
B | Sirohm_synth_M | e1kyqB2 | A: a+b duplicates or obligate multimers | X: SSH domain in siroheme synthase middle domains-like (From Topology) | H: SSH domain in siroheme synthase middle domains-like (From Topology) | T: SSH domain in siroheme synthase middle domains-like | F: Sirohm_synth_M | ECOD (1.6) |
B | NAD_binding_7 | e1kyqB4 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NAD(P)-binding Rossmann-fold domains | F: NAD_binding_7 | ECOD (1.6) |
C | Sirohm_synth_C | e1kyqC1 | A: alpha superhelices | X: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | H: alpha-helical domain in siroheme synthase middle domains-like (From Topology) | T: alpha-helical domain in siroheme synthase middle domains-like | F: Sirohm_synth_C | ECOD (1.6) |
C | Sirohm_synth_M | e1kyqC4 | A: a+b duplicates or obligate multimers | X: SSH domain in siroheme synthase middle domains-like (From Topology) | H: SSH domain in siroheme synthase middle domains-like (From Topology) | T: SSH domain in siroheme synthase middle domains-like | F: Sirohm_synth_M | ECOD (1.6) |
C | NAD_binding_7 | e1kyqC3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: NAD(P)-binding Rossmann-fold domains | F: NAD_binding_7 | ECOD (1.6) |
Domain Annotation: CATH CATH Database Homepage
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF14823 | Sirohaem biosynthesis protein C-terminal (Sirohm_synth_C) | Sirohaem biosynthesis protein C-terminal | This domain is the C-terminus of a multifunctional enzyme which catalyses the biosynthesis of sirohaem. Both of the catalytic activities of this enzyme (precorrin-2 dehydrogenase EC:1.3.1.76) and sirohydrochlorin ferrochelatase (EC:4.99.1.4) are loca ... | Domain | |
PF14824 | Sirohaem biosynthesis protein central (Sirohm_synth_M) | Sirohaem biosynthesis protein central | This is the central domain of a multifunctional enzyme which catalyses the biosynthesis of sirohaem. Both of the catalytic activities of this enzyme (precorrin-2 dehydrogenase EC:1.3.1.76) and sirohydrochlorin ferrochelatase (EC:4.99.1.4) are located ... | Domain | |
PF13241 | Putative NAD(P)-binding (NAD_binding_7) | Putative NAD(P)-binding | This domain is found in fungi, plants, archaea and bacteria. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR028281 | Siroheme synthase, central domain | Domain | |
IPR028161 | Siroheme biosynthesis protein Met8-like | Family | |
IPR028162 | Siroheme biosynthesis protein Met8, C-terminal | Domain | |
IPR036291 | NAD(P)-binding domain superfamily | Homologous Superfamily |
Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage
Chains | Enzyme Name | Description | Catalytic Residues |
---|---|---|---|
precorrin-2 dehydrogenase M-CSA #610 | Biosynthesis of the sirohaem cofactor is completed by Met8p, by a beta-NAD+-dependent dehydrogenation of precorrin-2 to produce sirohydrochlorin, followed by ferrochelation to generate sirohaem. Met8p has a similar role in cobalamin biosynthesis. | EC: 1 (PDB Primary Data) EC: 4.99.1.1 (PDB Primary Data) |