Annotations: 2NQQ

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2nqqa1	All beta proteins	beta-clip	MoeA C-terminal domain-like	MoeA C-terminal domain-like	Molybdenum cofactor biosynthesis protein MoeA, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2nqqa2	All beta proteins	MoeA N-terminal region -like	MoeA N-terminal region -like	MoeA N-terminal region -like	Molybdenum cofactor biosynthesis protein MoeA, N-terminal and linker domains	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d2nqqa3	Alpha and beta proteins (a/b)	Molybdenum cofactor biosynthesis proteins	Molybdenum cofactor biosynthesis proteins	MoeA central domain-like	MoeA, central domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d2nqqb1	All beta proteins	beta-clip	MoeA C-terminal domain-like	MoeA C-terminal domain-like	Molybdenum cofactor biosynthesis protein MoeA, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d2nqqb2	All beta proteins	MoeA N-terminal region -like	MoeA N-terminal region -like	MoeA N-terminal region -like	Molybdenum cofactor biosynthesis protein MoeA, N-terminal and linker domains	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d2nqqb3	Alpha and beta proteins (a/b)	Molybdenum cofactor biosynthesis proteins	Molybdenum cofactor biosynthesis proteins	MoeA central domain-like	MoeA, central domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C	d2nqqc1	All beta proteins	beta-clip	MoeA C-terminal domain-like	MoeA C-terminal domain-like	Molybdenum cofactor biosynthesis protein MoeA, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C	d2nqqc2	All beta proteins	MoeA N-terminal region -like	MoeA N-terminal region -like	MoeA N-terminal region -like	Molybdenum cofactor biosynthesis protein MoeA, N-terminal and linker domains	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C	d2nqqc3	Alpha and beta proteins (a/b)	Molybdenum cofactor biosynthesis proteins	Molybdenum cofactor biosynthesis proteins	MoeA central domain-like	MoeA, central domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D	d2nqqd1	All beta proteins	beta-clip	MoeA C-terminal domain-like	MoeA C-terminal domain-like	Molybdenum cofactor biosynthesis protein MoeA, C-terminal domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D	d2nqqd2	All beta proteins	MoeA N-terminal region -like	MoeA N-terminal region -like	MoeA N-terminal region -like	Molybdenum cofactor biosynthesis protein MoeA, N-terminal and linker domains	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D	d2nqqd3	Alpha and beta proteins (a/b)	Molybdenum cofactor biosynthesis proteins	Molybdenum cofactor biosynthesis proteins	MoeA central domain-like	MoeA, central domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Molybdenum cofactor biosynthesis proteins	8043209	3000702	SCOP2B (2021-05-27)
A	SCOP2B Superfamily	MoeA C-terminal domain-like	8043206	3000558	SCOP2B (2021-05-27)
A	SCOP2B Superfamily	MoeA N-terminal region -like	8043208	3000572	SCOP2B (2021-05-27)
B	SCOP2B Superfamily	Molybdenum cofactor biosynthesis proteins	8043209	3000702	SCOP2B (2021-05-27)
B	SCOP2B Superfamily	MoeA N-terminal region -like	8043208	3000572	SCOP2B (2021-05-27)
B	SCOP2B Superfamily	MoeA C-terminal domain-like	8043206	3000558	SCOP2B (2021-05-27)
C	SCOP2B Superfamily	MoeA C-terminal domain-like	8043206	3000558	SCOP2B (2021-05-27)
C	SCOP2B Superfamily	Molybdenum cofactor biosynthesis proteins	8043209	3000702	SCOP2B (2021-05-27)
C	SCOP2B Superfamily	MoeA N-terminal region -like	8043208	3000572	SCOP2B (2021-05-27)
D	SCOP2B Superfamily	MoeA C-terminal domain-like	8043206	3000558	SCOP2B (2021-05-27)
D	SCOP2B Superfamily	Molybdenum cofactor biosynthesis proteins	8043209	3000702	SCOP2B (2021-05-27)
D	SCOP2B Superfamily	MoeA N-terminal region -like	8043208	3000572	SCOP2B (2021-05-27)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF03454	e2nqqA1	A: beta barrels	X: beta-clip	H: MoeA C-terminal domain-like (From Topology)	T: MoeA C-terminal domain-like	F: PF03454	ECOD (1.6)
A	F_UNCLASSIFIED	e2nqqA2	A: a+b two layers	X: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: F_UNCLASSIFIED	ECOD (1.6)
A	PF03453	e2nqqA3	A: a+b complex topology	X: MoeA domain II (From Topology)	H: MoeA domain II (From Topology)	T: MoeA domain II	F: PF03453	ECOD (1.6)
A	PF00994	e2nqqA4	A: a/b three-layered sandwiches	X: Molybdenum cofactor biosynthesis proteins (From Topology)	H: Molybdenum cofactor biosynthesis proteins (From Topology)	T: Molybdenum cofactor biosynthesis proteins	F: PF00994	ECOD (1.6)
B	PF03454	e2nqqB1	A: beta barrels	X: beta-clip	H: MoeA C-terminal domain-like (From Topology)	T: MoeA C-terminal domain-like	F: PF03454	ECOD (1.6)
B	F_UNCLASSIFIED	e2nqqB2	A: a+b two layers	X: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: F_UNCLASSIFIED	ECOD (1.6)
B	PF03453	e2nqqB3	A: a+b complex topology	X: MoeA domain II (From Topology)	H: MoeA domain II (From Topology)	T: MoeA domain II	F: PF03453	ECOD (1.6)
B	PF00994	e2nqqB4	A: a/b three-layered sandwiches	X: Molybdenum cofactor biosynthesis proteins (From Topology)	H: Molybdenum cofactor biosynthesis proteins (From Topology)	T: Molybdenum cofactor biosynthesis proteins	F: PF00994	ECOD (1.6)
C	PF03454	e2nqqC1	A: beta barrels	X: beta-clip	H: MoeA C-terminal domain-like (From Topology)	T: MoeA C-terminal domain-like	F: PF03454	ECOD (1.6)
C	F_UNCLASSIFIED	e2nqqC2	A: a+b two layers	X: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: F_UNCLASSIFIED	ECOD (1.6)
C	PF03453	e2nqqC3	A: a+b complex topology	X: MoeA domain II (From Topology)	H: MoeA domain II (From Topology)	T: MoeA domain II	F: PF03453	ECOD (1.6)
C	PF00994	e2nqqC4	A: a/b three-layered sandwiches	X: Molybdenum cofactor biosynthesis proteins (From Topology)	H: Molybdenum cofactor biosynthesis proteins (From Topology)	T: Molybdenum cofactor biosynthesis proteins	F: PF00994	ECOD (1.6)
D	PF03454	e2nqqD1	A: beta barrels	X: beta-clip	H: MoeA C-terminal domain-like (From Topology)	T: MoeA C-terminal domain-like	F: PF03454	ECOD (1.6)
D	F_UNCLASSIFIED	e2nqqD2	A: a+b two layers	X: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	H: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase (From Topology)	T: MoeA-I/Ornithine decarboxylase-C/Reverse ferredoxin-like domain in RNA-polymerase	F: F_UNCLASSIFIED	ECOD (1.6)
D	PF03453	e2nqqD3	A: a+b complex topology	X: MoeA domain II (From Topology)	H: MoeA domain II (From Topology)	T: MoeA domain II	F: PF03453	ECOD (1.6)
D	PF00994	e2nqqD4	A: a/b three-layered sandwiches	X: Molybdenum cofactor biosynthesis proteins (From Topology)	H: Molybdenum cofactor biosynthesis proteins (From Topology)	T: Molybdenum cofactor biosynthesis proteins	F: PF00994	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.980.10	Alpha Beta	3-Layer(aba) Sandwich	Molybdenum Cofactor Biosythetic Enzyme	Chain A	CATH (4.3.0)
A	3.90.105.10	Alpha Beta	Alpha-Beta Complex	Molybdopterin biosynthesis moea protein, domain 2	Molybdopterin biosynthesis moea protein, domain 2	CATH (4.3.0)
A	2.170.190.11	Mainly Beta	Beta Complex	Molybdopterin biosynthesis moeA protein	domain 3	CATH (4.3.0)
A	2.40.340.10	Mainly Beta	Beta Barrel	Beta-clip	MoeA, C-terminal, domain IV	CATH (4.3.0)
B	3.40.980.10	Alpha Beta	3-Layer(aba) Sandwich	Molybdenum Cofactor Biosythetic Enzyme	Chain A	CATH (4.3.0)
B	3.90.105.10	Alpha Beta	Alpha-Beta Complex	Molybdopterin biosynthesis moea protein, domain 2	Molybdopterin biosynthesis moea protein, domain 2	CATH (4.3.0)
B	2.170.190.11	Mainly Beta	Beta Complex	Molybdopterin biosynthesis moeA protein	domain 3	CATH (4.3.0)
B	2.40.340.10	Mainly Beta	Beta Barrel	Beta-clip	MoeA, C-terminal, domain IV	CATH (4.3.0)
C	3.40.980.10	Alpha Beta	3-Layer(aba) Sandwich	Molybdenum Cofactor Biosythetic Enzyme	Chain A	CATH (4.3.0)
C	3.90.105.10	Alpha Beta	Alpha-Beta Complex	Molybdopterin biosynthesis moea protein, domain 2	Molybdopterin biosynthesis moea protein, domain 2	CATH (4.3.0)
C	2.170.190.11	Mainly Beta	Beta Complex	Molybdopterin biosynthesis moeA protein	domain 3	CATH (4.3.0)
C	2.40.340.10	Mainly Beta	Beta Barrel	Beta-clip	MoeA, C-terminal, domain IV	CATH (4.3.0)
D	3.40.980.10	Alpha Beta	3-Layer(aba) Sandwich	Molybdenum Cofactor Biosythetic Enzyme	Chain A	CATH (4.3.0)
D	3.90.105.10	Alpha Beta	Alpha-Beta Complex	Molybdopterin biosynthesis moea protein, domain 2	Molybdopterin biosynthesis moea protein, domain 2	CATH (4.3.0)
D	2.170.190.11	Mainly Beta	Beta Complex	Molybdopterin biosynthesis moeA protein	domain 3	CATH (4.3.0)
D	2.40.340.10	Mainly Beta	Beta Barrel	Beta-clip	MoeA, C-terminal, domain IV	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF03454	MoeA C-terminal region (domain IV) (MoeA_C)	MoeA C-terminal region (domain IV)	This domain is found in proteins involved in biosynthesis of molybdopterin cofactor however the exact molecular function of this domain is uncertain. The structure of this domain is known [1] and forms an incomplete beta barrel.	Domain
A, B, C, D	PF03453	MoeA N-terminal region (domain I and II) (MoeA_N)	MoeA N-terminal region (domain I and II)	-	Family
A, B, C, D	PF00994	Probable molybdopterin binding domain (MoCF_biosynth)	Probable molybdopterin binding domain	This domain is found a variety of proteins involved in biosynthesis of molybdopterin cofactor. The domain is presumed to bind molybdopterin. The structure of this domain is known, and it forms an alpha/beta structure. In the known structure of Gephyr ...	This domain is found a variety of proteins involved in biosynthesis of molybdopterin cofactor. The domain is presumed to bind molybdopterin. The structure of this domain is known, and it forms an alpha/beta structure. In the known structure of Gephyrin this domain mediates trimerisation [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Molybdopterin biosynthesis protein moeA	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity molybdopterin molybdotransferase activity transferase activity catalytic activity cation binding ion binding metal ion binding small molecule binding	organonitrogen compound metabolic process Mo-molybdopterin cofactor biosynthetic process Mo-molybdopterin cofactor metabolic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process prosthetic group metabolic process molybdopterin cofactor biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process molybdopterin cofactor metabolic process phosphate-containing compound metabolic process metabolic process organonitrogen compound metabolic process Mo-molybdopterin cofactor biosynthetic process Mo-molybdopterin cofactor metabolic process cellular metabolic process organonitrogen compound biosynthetic process primary metabolic process prosthetic group metabolic process molybdopterin cofactor biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process molybdopterin cofactor metabolic process phosphate-containing compound metabolic process metabolic process cellular process protein metabolic process macromolecule metabolic process phosphorus metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR005111	MoeA, C-terminal, domain IV	Domain
A, B, C, D	IPR036425	MoaB/Mog-like domain superfamily	Homologous Superfamily
A, B, C, D	IPR008284	Molybdenum cofactor biosynthesis, conserved site	Conserved Site
A, B, C, D	IPR036688	MoeA, C-terminal, domain IV superfamily	Homologous Superfamily
A, B, C, D	IPR001453	MoaB/Mog domain	Domain
A, B, C, D	IPR005110	MoeA, N-terminal and linker domain	Domain
A, B, C, D	IPR038987	Molybdopterin biosynthesis protein MoeA-like	Family
A, B, C, D	IPR036135	MoeA, N-terminal and linker domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.