Annotations: 1KM0

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d1km0c1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Decarboxylase	Orotidine 5'-monophosphate decarboxylase (OMP decarboxylase)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
C	d1km0c2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
A	d1km0a1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Decarboxylase	Orotidine 5'-monophosphate decarboxylase (OMP decarboxylase)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
A	d1km0a2	Artifacts	Tags	Tags	Tags	C-terminal Tags	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
B	d1km0b_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Decarboxylase	Orotidine 5'-monophosphate decarboxylase (OMP decarboxylase)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)
D	d1km0d_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Ribulose-phoshate binding barrel	Decarboxylase	Orotidine 5'-monophosphate decarboxylase (OMP decarboxylase)	(Methanothermobacter thermautotrophicus ) [TaxId: 145262 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033549	3000216	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033549	3000216	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033549	3000216	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Ribulose-phoshate binding barrel	8033549	3000216	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)
C	OMPdecase	e1km0C1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: OMPdecase	ECOD (1.6)
A	OMPdecase	e1km0A1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: OMPdecase	ECOD (1.6)
B	OMPdecase	e1km0B1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: OMPdecase	ECOD (1.6)
D	OMPdecase	e1km0D1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: OMPdecase	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
B	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
D	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00215	Orotidine 5'-phosphate decarboxylase / HUMPS family (OMPdecase)	Orotidine 5'-phosphate decarboxylase / HUMPS family	This family includes Orotidine 5'-phosphate decarboxylase enzymes EC:4.1.1.23 that are involved in the final step of pyrimidine biosynthesis. The family also includes enzymes such as hexulose-6-phosphate synthase. This family appears to be distantly ...	This family includes Orotidine 5'-phosphate decarboxylase enzymes EC:4.1.1.23 that are involved in the final step of pyrimidine biosynthesis. The family also includes enzymes such as hexulose-6-phosphate synthase. This family appears to be distantly related to Pfam:PF00834.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	OROTIDINE 5'-PHOSPHATE DECARBOXYLASE	orotidine-5'-phosphate decarboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity	pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process cellular process pyrimidine-containing compound biosynthetic process pyrimidine-containing compound metabolic process nucleobase biosynthetic process pyrimidine nucleobase biosynthetic process primary metabolic process nucleobase-containing compound metabolic process pyrimidine nucleobase metabolic process biosynthetic process nucleobase-containing small molecule metabolic process nucleobase metabolic process 'de novo' pyrimidine nucleobase biosynthetic process small molecule metabolic process metabolic process cellular process pyrimidine-containing compound biosynthetic process ribose phosphate metabolic process nucleotide biosynthetic process carbohydrate derivative metabolic process pyrimidine nucleotide metabolic process 'de novo' UMP biosynthetic process ribonucleotide biosynthetic process UMP biosynthetic process ribonucleotide metabolic process ribonucleoside monophosphate metabolic process phosphate-containing compound metabolic process UMP metabolic process phosphorus metabolic process nucleoside monophosphate metabolic process ribose phosphate biosynthetic process pyrimidine ribonucleotide metabolic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process pyrimidine nucleoside monophosphate metabolic process pyrimidine ribonucleoside monophosphate metabolic process nucleobase-containing compound biosynthetic process nucleotide metabolic process nucleoside monophosphate biosynthetic process pyrimidine ribonucleoside monophosphate biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process pyrimidine nucleoside monophosphate biosynthetic process ribonucleoside monophosphate biosynthetic process pyrimidine nucleotide biosynthetic process pyrimidine ribonucleotide biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR047595	Orotidine 5'-phosphate decarboxylase, archaeal	Family
A, B, C, D	IPR018089	Orotidine 5'-phosphate decarboxylase, active site	Active Site
A, B, C, D	IPR011060	Ribulose-phosphate binding barrel	Homologous Superfamily
A, B, C, D	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A, B, C, D	IPR001754	Orotidine 5'-phosphate decarboxylase domain	Domain
A, B, C, D	IPR014732	Orotidine 5'-phosphate decarboxylase	Family

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 R01GM157729.