Annotations: 1KAM

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1kama1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Adenylyltransferase	Nicotinamide mononucleotide (NMN) adenylyltransferase	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
A	d1kama2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d1kamb1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Adenylyltransferase	Nicotinamide mononucleotide (NMN) adenylyltransferase	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d1kamb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
C	d1kamc1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Adenylyltransferase	Nicotinamide mononucleotide (NMN) adenylyltransferase	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
C	d1kamc2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D	d1kamd1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Adenylyltransferase	Nicotinamide mononucleotide (NMN) adenylyltransferase	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
D	d1kamd2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Adenylyltransferase	8027751	4003834	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Nucleotidylyl transferase	8040130	3001541	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Nucleotidylyl transferase	8040130	3001541	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Nucleotidylyl transferase	8040130	3001541	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Nucleotidylyl transferase	8040130	3001541	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	CTP_transf_like	e1kamA1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: CTP_transf_like	ECOD (1.6)
B	CTP_transf_like	e1kamB1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: CTP_transf_like	ECOD (1.6)
C	CTP_transf_like	e1kamC1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: CTP_transf_like	ECOD (1.6)
D	CTP_transf_like	e1kamD1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: CTP_transf_like	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
B	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
C	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
D	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01467	Cytidylyltransferase-like (CTP_transf_like)	Cytidylyltransferase-like	This family includes: Cholinephosphate cytidylyltransferase Swiss:P49585; glycerol-3-phosphate cytidylyltransferase Swiss:P27623. It also includes putative adenylyltransferases, and FAD synthases.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	NICOTINATE-NUCLEOTIDE ADENYLYLTRANSFERASE	adenylyltransferase activity nicotinate-nucleotide adenylyltransferase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding adenylyltransferase activity nicotinate-nucleotide adenylyltransferase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding	nucleotide biosynthetic process NAD metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process pyridine nucleotide metabolic process NAD biosynthetic process pyridine nucleotide biosynthetic process nucleoside phosphate metabolic process nucleotide biosynthetic process NAD metabolic process nucleobase-containing compound metabolic process purine nucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process phosphate-containing compound metabolic process pyridine-containing compound metabolic process small molecule metabolic process phosphorus metabolic process pyridine nucleotide metabolic process NAD biosynthetic process pyridine nucleotide biosynthetic process nucleoside phosphate metabolic process nicotinamide nucleotide metabolic process cellular metabolic process pyridine-containing compound biosynthetic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process nicotinamide nucleotide biosynthetic process biosynthetic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process metabolic process cellular process purine nucleotide biosynthetic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR004821	Cytidyltransferase-like domain	Domain
A, B, C, D	IPR005248	Nicotinate/nicotinamide nucleotide adenylyltransferase	Family
A, B, C, D	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	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 R01GM157729.