Annotations: 7S2L

Crystal structure of sulfonamide resistance enzyme Sul3 apoenzyme

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
AMR Gene: CARD Annotation
AMR Gene Family: CARD Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	UBA	e7s2lD1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
C	UBA	e7s2lC1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
B	UBA	e7s2lB1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
A	UBA	e7s2lA1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.20.20.20	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Dihydropteroate synthase-like	CATH (utative)
C	3.20.20.20	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Dihydropteroate synthase-like	CATH (utative)
B	3.20.20.20	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Dihydropteroate synthase-like	CATH (utative)
A	3.20.20.20	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Dihydropteroate synthase-like	CATH (utative)

AMR Gene: CARD Annotation CARD Database Homepage

Chains	Accession	Short Name	Description	Provenance Source (Version)
A, B, C, D	ARO:3000413	sul3	Sul3 is a sulfonamide resistant dihydropteroate synthase similar to Sul1 and Sul2. Its resistance gene was found encoded in E. coli plasmid DNA of sulfonamide resistant isolates.	CARD (4.0.1)

AMR Gene Family: CARD Annotation CARD Database Homepage

Chains	Accession	Gene Family	Drug Class	Resistance Machanism	Provenance Source (Version)
A, B, C, D	ARO:3004238	sulfonamide resistant sul	sulfonamide antibiotic	antibiotic target replacement	CARD (4.0.1)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Sul3	dihydropteroate synthase activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity cation binding ion binding binding metal ion binding small molecule binding	oxoacid metabolic process modified amino acid biosynthetic process vitamin biosynthetic process organic acid metabolic process organic acid biosynthetic process carboxylic acid biosynthetic process small molecule metabolic process folic acid metabolic process dicarboxylic acid biosynthetic process folic acid biosynthetic process folic acid-containing compound biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process dicarboxylic acid metabolic process oxoacid metabolic process modified amino acid biosynthetic process vitamin biosynthetic process organic acid metabolic process organic acid biosynthetic process carboxylic acid biosynthetic process small molecule metabolic process folic acid metabolic process dicarboxylic acid biosynthetic process folic acid biosynthetic process folic acid-containing compound biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process dicarboxylic acid metabolic process modified amino acid metabolic process carboxylic acid metabolic process vitamin metabolic process biosynthetic process folic acid-containing compound metabolic process pteridine-containing compound biosynthetic process metabolic process cellular process pteridine-containing compound metabolic process response to stimulus response to chemical response to antibiotic	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR011005	Dihydropteroate synthase-like superfamily	Homologous Superfamily
A, B, C, D	IPR058629	Dihydropteroate synthase type-3	Family
A, B, C, D	IPR045031	Dihydropteroate synthase-like	Family
A, B, C, D	IPR006390	Dihydropteroate synthase domain	Domain
A, B, C, D	IPR000489	Pterin-binding domain	Domain

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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.