Annotations: 3HJ3

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3hj3a1	Alpha and beta proteins (a/b)	Dihydrofolate reductase-like	Dihydrofolate reductase-like	automated matches	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
A	d3hj3a2	Alpha and beta proteins (a+b)	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
D	d3hj3d1	Alpha and beta proteins (a/b)	Dihydrofolate reductase-like	Dihydrofolate reductase-like	automated matches	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
D	d3hj3d2	Alpha and beta proteins (a+b)	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
C	d3hj3c1	Alpha and beta proteins (a/b)	Dihydrofolate reductase-like	Dihydrofolate reductase-like	automated matches	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
C	d3hj3c2	Alpha and beta proteins (a+b)	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
B	d3hj3b1	Alpha and beta proteins (a/b)	Dihydrofolate reductase-like	Dihydrofolate reductase-like	automated matches	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)
B	d3hj3b2	Alpha and beta proteins (a+b)	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	Thymidylate synthase/dCMP hydroxymethylase	automated matches	(Cryptosporidium hominis ) [TaxId: 237895 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e3hj3A2	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Cytochrome_CBB3	F:	ECOD (20:10:01)
A		e3hj3A1	A: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Aldedh	F:	ECOD (20:10:01)
D		e3hj3D2	A: Alpha-beta plaits	X: Phage tail protein-like	H: Transmembrane protein 14A	T: Cytochrome_CBB3	F:	ECOD (20:10:01)
D		e3hj3D3	A: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Aldedh	F:	ECOD (20:10:01)
C		e3hj3C2	A: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T:	F:	ECOD (20:10:01)
C		e3hj3C1	A: Family A G protein-coupled receptor-like	X: Family A G protein-coupled receptor-like	H: Family A G protein-coupled receptor-like	T:	F:	ECOD (20:10:01)
B		e3hj3B3	A: jelly-roll	X: Double-stranded beta-helix	H: Double-stranded beta-helix	T: Ribosomal_L35p	F:	ECOD (20:10:01)
B		e3hj3B1	A: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Aldedh	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.430.10	Alpha Beta	3-Layer(aba) Sandwich	Dihydrofolate Reductase, subunit A	Dihydrofolate Reductase, subunit A	CATH (4.3.0)
A	3.30.572.10	Alpha Beta	2-Layer Sandwich	Thymidylate Synthase	Chain A	CATH (4.3.0)
D	3.40.430.10	Alpha Beta	3-Layer(aba) Sandwich	Dihydrofolate Reductase, subunit A	Dihydrofolate Reductase, subunit A	CATH (4.3.0)
D	3.30.572.10	Alpha Beta	2-Layer Sandwich	Thymidylate Synthase	Chain A	CATH (4.3.0)
C	3.40.430.10	Alpha Beta	3-Layer(aba) Sandwich	Dihydrofolate Reductase, subunit A	Dihydrofolate Reductase, subunit A	CATH (4.3.0)
C	3.30.572.10	Alpha Beta	2-Layer Sandwich	Thymidylate Synthase	Chain A	CATH (4.3.0)
B	3.40.430.10	Alpha Beta	3-Layer(aba) Sandwich	Dihydrofolate Reductase, subunit A	Dihydrofolate Reductase, subunit A	CATH (4.3.0)
B	3.30.572.10	Alpha Beta	2-Layer Sandwich	Thymidylate Synthase	Chain A	CATH (4.3.0)

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.