3Q7U | pdb_00003q7u

Structure of Mtb 2-C-methyl-D-erythritol 4-phosphate cytidyltransferase (IspD) complexed with CTP

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3q7ub_	Alpha and beta proteins (a/b)	Nucleotide-diphospho-sugar transferases	Nucleotide-diphospho-sugar transferases	automated matches	automated matches	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)
A	d3q7ua_	Alpha and beta proteins (a/b)	Nucleotide-diphospho-sugar transferases	Nucleotide-diphospho-sugar transferases	automated matches	automated matches	(Mycobacterium tuberculosis H37Rv ) [TaxId: 83332 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Nucleotide-diphospho-sugar transferases	8083037	3000077	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nucleotide-diphospho-sugar transferases	8083037	3000077	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)
B		e3q7uB1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Radical_SAM	F:	ECOD (20:10:01)
A		e3q7uA1	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Radical_SAM	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.550.10	Alpha Beta	Alpha-Beta Complex	Spore Coat Polysaccharide Biosynthesis Protein SpsA	Chain A	CATH (4.3.0)
A	3.90.550.10	Alpha Beta	Alpha-Beta Complex	Spore Coat Polysaccharide Biosynthesis Protein SpsA	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01128	2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase (IspD)	2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	2-C-methyl-D-erythritol 4-phosphate cytidyltransferase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding nucleotide binding nucleoside phosphate binding anion binding pyrimidine ribonucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding CTP binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding nucleotide binding nucleoside phosphate binding anion binding pyrimidine ribonucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding CTP binding pyrimidine nucleotide binding manganese ion binding transition metal ion binding zinc ion binding cytidylyltransferase activity 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups	-	cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR034683	Cytidylyltransferase IspD/TarI	Family
A, B	IPR018294	4-diphosphocytidyl-2C-methyl-D-erythritol synthase, conserved site	Conserved Site
A, B	IPR029044	Nucleotide-diphospho-sugar transferases	Homologous Superfamily
A, B	IPR001228	2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase	Family
A, B	IPR050088	IspD/TarI cytidylyltransferase, baterial-type	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.