Annotations: 5II4

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UNK_F_TYPE	e5ii4A2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: UNK_F_TYPE	ECOD (1.6)
A	SBP_bac_1_C	e5ii4A1	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_1_C	ECOD (1.6)
A	SBP_bac_1_N_1	e5ii4A3	A: a/b three-layered sandwiches	X: Periplasmic binding protein-like II (From Topology)	H: Periplasmic binding protein-like II (From Topology)	T: Periplasmic binding protein-like II	F: SBP_bac_1_N_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01547	Bacterial extracellular solute-binding protein (SBP_bac_1)	Bacterial extracellular solute-binding protein	-	Family
A	PF11386	Vitelline envelope receptor for lysin (VERL)	Vitelline envelope receptor for lysin	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Maltose-binding periplasmic protein,Vitelline envelope sperm lysin receptor	transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding	sperm-egg recognition sexual reproduction cell-cell recognition reproductive process fertilization cell recognition cellular process single fertilization localization transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization sperm-egg recognition sexual reproduction cell-cell recognition reproductive process fertilization cell recognition cellular process single fertilization localization transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization maltose transport polysaccharide localization dextrin transport macromolecule localization maltodextrin transmembrane transport polysaccharide transport	cell periphery cellular anatomical structure plasma membrane membrane vitelline envelope extracellular matrix external encapsulating structure egg coat specialized extracellular matrix extracellular region ATPase dependent transmembrane transport complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing protein-containing complex plasma membrane protein complex cell periphery cellular anatomical structure plasma membrane membrane vitelline envelope extracellular matrix external encapsulating structure egg coat specialized extracellular matrix extracellular region ATPase dependent transmembrane transport complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing protein-containing complex plasma membrane protein complex membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex transmembrane transporter complex outer membrane-bounded periplasmic space cell envelope periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001507	Zona pellucida domain	Domain
A	IPR021526	Vitelline envelope, lysin receptor	Family
A	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
A	IPR006059	Bacterial-type extracellular solute-binding protein	Family
A	IPR006061	Solute-binding family 1, conserved site	Conserved Site

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.