Annotations: 1XCD

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1xcda_	Alpha and beta proteins (a/b)	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	L domain-like	Ngr ectodomain-like	Decorin	(Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	L domain-like	8043973	3001010	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	LRR_8_1	e1xcdA1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Leucine-rich repeats (From Topology)	T: Leucine-rich repeats	F: LRR_8_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.80.10.10	Alpha Beta	Alpha-Beta Horseshoe	Leucine-rich repeat, LRR (right-handed beta-alpha superhelix)	Ribonuclease Inhibitor	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13855	Leucine rich repeat (LRR_8)	Leucine rich repeat	-	Repeat
A	PF01462	Leucine rich repeat N-terminal domain (LRRNT)	Leucine rich repeat N-terminal domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Decorin	extracellular matrix binding binding collagen fibril binding identical protein binding protein binding protein homodimerization activity protein dimerization activity glycosaminoglycan binding carbohydrate derivative binding	negative regulation of extracellular matrix organization regulation of biological process regulation of cellular component organization regulation of cellular process negative regulation of cellular component organization biological regulation negative regulation of biological process collagen fibril organization extracellular matrix organization cellular component organization negative regulation of collagen fibril organization negative regulation of cellular process regulation of supramolecular fiber organization cellular process negative regulation of extracellular matrix organization regulation of biological process regulation of cellular component organization regulation of cellular process negative regulation of cellular component organization biological regulation negative regulation of biological process collagen fibril organization extracellular matrix organization cellular component organization negative regulation of collagen fibril organization negative regulation of cellular process regulation of supramolecular fiber organization cellular process cellular component organization or biogenesis negative regulation of supramolecular fiber organization regulation of extracellular matrix organization supramolecular fiber organization regulation of collagen fibril organization extracellular structure organization external encapsulating structure organization catabolic process macroautophagy autophagy positive regulation of biological process positive regulation of cellular metabolic process regulation of autophagy cellular catabolic process positive regulation of metabolic process positive regulation of macroautophagy process utilizing autophagic mechanism positive regulation of cellular process positive regulation of autophagy cellular metabolic process regulation of cellular metabolic process regulation of catabolic process positive regulation of catabolic process regulation of macroautophagy regulation of cellular catabolic process positive regulation of cellular catabolic process metabolic process regulation of metabolic process positive regulation of organelle organization positive regulation of cellular component organization regulation of developmental process positive regulation of developmental process anatomical structure development regulation of anatomical structure morphogenesis mitochondrion organization developmental process organelle fission mitochondrial fission regulation of organelle organization anatomical structure morphogenesis organelle organization regulation of mitochondrial fission regulation of mitochondrion organization positive regulation of mitochondrial fission multicellular organismal process negative regulation of locomotion regulation of cell motility endothelial cell migration negative regulation of endothelial cell migration tissue migration negative regulation of epithelial cell migration ameboidal-type cell migration regulation of cell migration regulation of endothelial cell migration cell migration regulation of multicellular organismal process epithelial cell migration cell motility regulation of epithelial cell migration locomotion negative regulation of cell migration epithelium migration regulation of locomotion negative regulation of cell motility negative regulation of multicellular organismal process cellular response to stimulus cellular response to growth factor stimulus negative regulation of vascular endothelial growth factor signaling pathway response to stimulus negative regulation of signaling signaling regulation of signal transduction negative regulation of cellular response to growth factor stimulus negative regulation of cell communication cell surface receptor protein tyrosine kinase signaling pathway cell communication cellular response to endogenous stimulus signal transduction regulation of vascular endothelial growth factor signaling pathway enzyme-linked receptor protein signaling pathway regulation of signaling regulation of cellular response to vascular endothelial growth factor stimulus cell surface receptor signaling pathway negative regulation of response to stimulus response to endogenous stimulus regulation of cellular response to growth factor stimulus negative regulation of signal transduction vascular endothelial growth factor signaling pathway regulation of response to stimulus regulation of cell communication cellular response to vascular endothelial growth factor stimulus response to growth factor negative regulation of cellular response to vascular endothelial growth factor stimulus angiogenesis regulation of vasculature development multicellular organism development tube morphogenesis system development blood vessel development regulation of multicellular organismal development blood vessel morphogenesis tube development negative regulation of blood vessel morphogenesis negative regulation of developmental process negative regulation of angiogenesis vasculature development circulatory system development negative regulation of vasculature development regulation of angiogenesis anatomical structure formation involved in morphogenesis regulation of mitochondrial depolarization positive regulation of membrane depolarization positive regulation of mitochondrial depolarization mitochondrial depolarization regulation of membrane depolarization regulation of mitochondrial membrane potential membrane depolarization regulation of biological quality regulation of membrane potential positive regulation of cell communication regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of intracellular signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of signaling positive regulation of macromolecule biosynthetic process regulation of primary metabolic process nucleobase-containing compound metabolic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process primary metabolic process positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process organic cyclic compound metabolic process regulation of gene expression biosynthetic process organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process organic substance metabolic process positive regulation of biosynthetic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process	cell periphery extracellular matrix external encapsulating structure collagen-containing extracellular matrix cellular anatomical entity extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR016352	Small leucine-rich proteoglycan, class I, decorin/asporin/byglycan	Family
A	IPR000372	Leucine-rich repeat N-terminal domain	Domain
A	IPR001611	Leucine-rich repeat	Repeat
A	IPR003591	Leucine-rich repeat, typical subtype	Repeat
A	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.