8BQU

Molecular basis of ZP3/ZP1 heteropolymerization: crystal structure of a native vertebrate egg coat filament

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00100	Zona pellucida-like domain (Zona_pellucida)	Zona pellucida-like domain	-	Family
B	PF00100	Zona pellucida-like domain (Zona_pellucida)	Zona pellucida-like domain	-	Family
C	PF00100	Zona pellucida-like domain (Zona_pellucida)	Zona pellucida-like domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Zona pellucida sperm-binding protein 3	structural constituent of egg coat structural molecule activity extracellular matrix structural constituent	regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization biological regulation positive regulation of biological process positive regulation of acrosome reaction acrosome reaction regulation of acrosome reaction single fertilization positive regulation of reproductive process developmental process egg coat formation regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization biological regulation positive regulation of biological process positive regulation of acrosome reaction acrosome reaction regulation of acrosome reaction single fertilization positive regulation of reproductive process developmental process egg coat formation cellular developmental process oogenesis multicellular organismal reproductive process cell development cellular process involved in reproduction in multicellular organism female gamete generation developmental process involved in reproduction gamete generation cell differentiation anatomical structure development germ cell development cellular process sperm-egg recognition cell-cell recognition binding of sperm to zona pellucida cell recognition	cell periphery extracellular matrix external encapsulating structure egg coat cellular anatomical entity plasma membrane membrane extracellular region
B	Choriogenin H	protein binding binding acrosin binding enzyme binding structural constituent of egg coat structural molecule activity extracellular matrix structural constituent	multicellular organismal process regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization egg activation cell activation biological regulation negative regulation of biological process regulation of fertilization negative regulation of fertilization negative regulation of reproductive process prevention of polyspermy multicellular organismal process regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization egg activation cell activation biological regulation negative regulation of biological process regulation of fertilization negative regulation of fertilization negative regulation of reproductive process prevention of polyspermy cellular process single fertilization sperm-egg recognition cell-cell recognition binding of sperm to zona pellucida cell recognition	extracellular region cellular anatomical entity cell periphery extracellular matrix external encapsulating structure collagen-containing extracellular matrix egg coat plasma membrane membrane
C	Choriogenin H	protein binding binding acrosin binding enzyme binding structural constituent of egg coat structural molecule activity extracellular matrix structural constituent	multicellular organismal process regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization egg activation cell activation biological regulation negative regulation of biological process regulation of fertilization negative regulation of fertilization negative regulation of reproductive process prevention of polyspermy multicellular organismal process regulation of biological process sexual reproduction regulation of reproductive process reproductive process fertilization egg activation cell activation biological regulation negative regulation of biological process regulation of fertilization negative regulation of fertilization negative regulation of reproductive process prevention of polyspermy cellular process single fertilization sperm-egg recognition cell-cell recognition binding of sperm to zona pellucida cell recognition	extracellular region cellular anatomical entity cell periphery extracellular matrix external encapsulating structure collagen-containing extracellular matrix egg coat plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR048290	Zona pellucida domain, chordate-type	Domain
A	IPR001507	Zona pellucida domain	Domain
A	IPR042235	Zona pellucida, ZP-C domain	Homologous Superfamily
B	IPR044913	P-type trefoil domain superfamily	Homologous Superfamily
B	IPR017977	Zona pellucida domain, conserved site	Conserved Site
B	IPR000519	P-type trefoil domain	Domain
B	IPR042235	Zona pellucida, ZP-C domain	Homologous Superfamily
B	IPR001507	Zona pellucida domain	Domain
B	IPR017957	P-type trefoil, conserved site	Conserved Site
C	IPR044913	P-type trefoil domain superfamily	Homologous Superfamily
C	IPR017977	Zona pellucida domain, conserved site	Conserved Site
C	IPR000519	P-type trefoil domain	Domain
C	IPR042235	Zona pellucida, ZP-C domain	Homologous Superfamily
C	IPR001507	Zona pellucida domain	Domain
C	IPR017957	P-type trefoil, 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 R01GM133198.