4PCW

Crystal Structure of the N-terminal Domain of Human Profilaggrin at 2.2 A Resolution

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	S100 proteins	8070771	4000919	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	EF-hand	8070772	3001983	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	EF-hand	8070772	3001983	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	EF-hand	8070772	3001983	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	EF-hand	8070772	3001983	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)
A	PF01023	e4pcwA1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: PF01023	ECOD (1.6)
B	PF01023	e4pcwB1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: PF01023	ECOD (1.6)
C	PF01023	e4pcwC1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: PF01023	ECOD (1.6)
D	PF01023	e4pcwD1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: PF01023	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
B	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
C	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
D	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01023	S-100/ICaBP type calcium binding domain (S_100)	S-100/ICaBP type calcium binding domain	The S-100 domain is a subfamily of the EF-hand calcium binding proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Filaggrin	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding transition metal ion binding structural constituent of skin epidermis structural molecule activity	developmental process epithelium development epidermal cell differentiation cellular developmental process epidermis development animal organ development tissue development epithelial cell differentiation skin development cell differentiation keratinocyte differentiation anatomical structure development cellular process establishment of skin barrier developmental process epithelium development epidermal cell differentiation cellular developmental process epidermis development animal organ development tissue development epithelial cell differentiation skin development cell differentiation keratinocyte differentiation anatomical structure development cellular process establishment of skin barrier skin epidermis development organic substance metabolic process organonitrogen compound metabolic process peptide cross-linking macromolecule modification metabolic process primary metabolic process protein metabolic process macromolecule metabolic process protein modification process	intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle cytoplasmic ribonucleoprotein granule cellular anatomical entity cytoplasm supramolecular complex non-membrane-bounded organelle ribonucleoprotein granule cell periphery plasma membrane membrane cornified envelope intracellular organelle intracellular anatomical structure organelle intracellular non-membrane-bounded organelle cytoplasmic ribonucleoprotein granule cellular anatomical entity cytoplasm supramolecular complex non-membrane-bounded organelle ribonucleoprotein granule cell periphery plasma membrane membrane cornified envelope extracellular matrix external encapsulating structure collagen-containing extracellular matrix cytosol keratohyalin granule membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A, B, C, D	IPR003303	Filaggrin	Family
A, B, C, D	IPR013787	S100/CaBP-9k-type, calcium binding, subdomain	Domain
A, B, C, D	IPR034325	S-100	Domain
A, B, C, D	IPR001751	S100/Calcium binding protein 7/8-like, conserved site	Conserved Site
A, B, C, D	IPR002048	EF-hand domain	Domain
A, B, C, D	IPR011992	EF-hand domain pair	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P20930	atopic eczema autosomal dominant ichthyosis vulgaris Eczema atopic dermatitis 2 contact dermatitis psoriasis dermatitis, atopic systemic sclerosis alopecia areata ichthyosis allergic disease asthma dermatitis ichthyosis vulgaris rhinitis atopic eczema autosomal dominant ichthyosis vulgaris Eczema atopic dermatitis 2 contact dermatitis psoriasis dermatitis, atopic systemic sclerosis alopecia areata ichthyosis allergic disease asthma dermatitis ichthyosis vulgaris rhinitis allergic rhinitis esophageal adenocarcinoma periodontitis

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.