Annotations: 4XSU

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B [auth A]	SPRY	e4xsuA1	A: beta barrels	X: Type II ABC importer transmembrane domain fold	H: Type II ABC importer transmembrane domain fold	T: Type II ABC importer transmembrane domain fold	F: SPRY	ECOD (v294.2)
A [auth B]		e4xsuB1	A: beta barrels	X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4	F:	ECOD (v294.2)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B [auth A]	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (utative)
A [auth B]	3.40.50.2000	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Glycogen Phosphorylase B	CATH (utative)

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth A]	Alr3699 protein	binding nucleoside phosphate binding nucleotide binding heterocyclic compound binding small molecule binding	-	-

Chains	Accession	Name	Type
A [auth B], B [auth A]	IPR028098	Glycosyltransferase subfamily 4-like, N-terminal domain	Domain
A [auth B], B [auth A]	IPR001296	Glycosyl transferase, family 1	Domain

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.

4XSU | pdb_00004xsu