1IJX

CRYSTAL STRUCTURE OF THE CYSTEINE-RICH DOMAIN OF SECRETED FRIZZLED-RELATED PROTEIN 3 (SFRP-3;FZB)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
F	d1ijxf_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d1ijxa_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1ijxb_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d1ijxc_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
D	d1ijxd_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E	d1ijxe_	All alpha proteins	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	Secreted Frizzled-related protein 3 (SFRP-3	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
F	SCOP2B Superfamily	Frizzled domain-like	8034034	3001950	SCOP2B (2022-06-29)
A	SCOP2 Family	Frizzled cysteine-rich domain	8021654	4002966	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Frizzled domain-like	8034034	3001950	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Frizzled domain-like	8034034	3001950	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Frizzled domain-like	8034034	3001950	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Frizzled domain-like	8034034	3001950	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Frizzled domain-like	8034034	3001950	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
F	Fz	e1ijxF1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)
A	Fz	e1ijxA1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)
B	Fz	e1ijxB1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)
C	Fz	e1ijxC1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)
D	Fz	e1ijxD1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)
E	Fz	e1ijxE1	A: few secondary structure elements	X: Frizzled cysteine-rich domain-related (From Topology)	H: Frizzled cysteine-rich domain-related (From Topology)	T: Frizzled cysteine-rich domain-related	F: Fz	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)
A	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)
B	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)
C	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)
D	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)
E	1.10.2000.10	Mainly Alpha	Orthogonal Bundle	Frizzled cysteine-rich domain	Frizzled cysteine-rich domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F	PF01392	Fz domain (Fz)	Fz domain	Also known as the CRD (cysteine rich domain), the C6 box in MuSK receptor. This domain of unknown function has been independently identified by several groups [1,2,3,4]. The domain contains 10 conserved cysteines.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	SECRETED FRIZZLED-RELATED SEQUENCE PROTEIN 3	protein binding binding Wnt-protein binding	cellular response to stimulus regulation of cellular process response to stimulus negative regulation of signaling signaling negative regulation of biological process regulation of signal transduction negative regulation of cell communication cell communication negative regulation of Wnt signaling pathway negative regulation of cellular process signal transduction Wnt signaling pathway regulation of signaling cellular response to stimulus regulation of cellular process response to stimulus negative regulation of signaling signaling negative regulation of biological process regulation of signal transduction negative regulation of cell communication cell communication negative regulation of Wnt signaling pathway negative regulation of cellular process signal transduction Wnt signaling pathway regulation of signaling regulation of biological process cell surface receptor signaling pathway regulation of Wnt signaling pathway negative regulation of response to stimulus biological regulation negative regulation of signal transduction regulation of response to stimulus regulation of cell communication cellular process developmental process tissue morphogenesis anatomical structure morphogenesis epithelium development convergent extension involved in organogenesis convergent extension animal organ development anatomical structure development morphogenesis of an epithelium tissue development neural crest cell differentiation cellular developmental process mesenchyme development stem cell differentiation cell differentiation mesenchymal cell differentiation canonical Wnt signaling pathway ear morphogenesis embryonic organ morphogenesis multicellular organismal process ear development sensory organ development embryonic morphogenesis embryo development multicellular organism development sensory organ morphogenesis inner ear development inner ear morphogenesis animal organ morphogenesis embryonic organ development non-canonical Wnt signaling pathway regulation of developmental process gland development regulation of cell differentiation liver development epithelial cell differentiation regulation of epithelial cell differentiation regulation of hepatocyte differentiation regulation of multicellular organismal process negative regulation of cell differentiation system development regulation of multicellular organismal development negative regulation of epithelial cell differentiation negative regulation of developmental process hepaticobiliary system development hepatocyte differentiation negative regulation of hepatocyte differentiation negative regulation of multicellular organismal process regulation of canonical Wnt signaling pathway negative regulation of canonical Wnt signaling pathway positive regulation of programmed cell death regulation of apoptotic process positive regulation of biological process regulation of programmed cell death cell death positive regulation of apoptotic process apoptotic process programmed cell death positive regulation of cellular process regulation of growth regulation of cellular component organization growth negative regulation of cell growth regulation of cell growth cell growth cellular component organization negative regulation of growth cellular component organization or biogenesis cochlea development cochlea morphogenesis negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation cell development regulation of cell development negative regulation of cell development regulation of cartilage development connective tissue development negative regulation of cartilage development skeletal system development cartilage development fat cell differentiation positive regulation of fat cell differentiation positive regulation of developmental process positive regulation of cell differentiation regulation of fat cell differentiation epithelial cell development somite development	intracellular anatomical structure cytoplasm cellular anatomical entity extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR036790	Frizzled cysteine-rich domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR018933	Netrin module, non-TIMP type	Domain
A, B, C, D, E A, B, C, D, E, F	IPR001134	Netrin domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR008993	Tissue inhibitor of metalloproteinases-like, OB-fold	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F	IPR015526	Frizzled/secreted frizzled-related protein	Family
A, B, C, D, E A, B, C, D, E, F	IPR041759	SFRP3, cysteine-rich domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR035813	Secreted frizzled-related protein 3, NTR domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR020067	Frizzled domain	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.