Annotations: 5YBJ

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Ankyrin repeat	8089692	3000154	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	Ank_2	e5ybjA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: Ank_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.20	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Ankyrin repeat-containing domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00023	Ankyrin repeat (Ank)	Ankyrin repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	KN motif and ankyrin repeat domain-containing protein 1	protein-macromolecule adaptor activity molecular adaptor activity beta-catenin binding protein binding binding	regulation of cellular component organization regulation of cellular process regulation of developmental process cell projection organization plasma membrane bounded cell projection morphogenesis negative regulation of biological process negative regulation of lamellipodium morphogenesis cell morphogenesis regulation of cell morphogenesis cellular component organization cell projection morphogenesis regulation of lamellipodium organization anatomical structure development negative regulation of cellular process regulation of cellular component organization regulation of cellular process regulation of developmental process cell projection organization plasma membrane bounded cell projection morphogenesis negative regulation of biological process negative regulation of lamellipodium morphogenesis cell morphogenesis regulation of cell morphogenesis cellular component organization cell projection morphogenesis regulation of lamellipodium organization anatomical structure development negative regulation of cellular process regulation of lamellipodium morphogenesis cellular component organization or biogenesis negative regulation of cell projection organization regulation of anatomical structure morphogenesis developmental process regulation of biological process plasma membrane bounded cell projection organization negative regulation of cellular component organization regulation of cell projection organization negative regulation of developmental process biological regulation anatomical structure morphogenesis negative regulation of lamellipodium organization lamellipodium organization lamellipodium morphogenesis cellular process regulation of plasma membrane bounded cell projection organization epithelium migration multicellular organismal process tissue migration ameboidal-type cell migration podocyte cell migration epithelial cell migration cell migration cell motility positive regulation of response to wounding wound healing response to stimulus positive regulation of biological process regulation of response to wounding positive regulation of response to stimulus positive regulation of wound healing regulation of response to stimulus response to stress regulation of response to stress regulation of wound healing response to wounding cortical cytoskeleton organization microtubule cytoskeleton organization cytoplasmic microtubule organization cortical microtubule organization organelle organization microtubule-based process supramolecular fiber organization cytoskeleton organization cell population proliferation regulation of cell-substrate adhesion regulation of cell adhesion regulation of substrate adhesion-dependent cell spreading cell-substrate adhesion negative regulation of cell adhesion cell adhesion negative regulation of substrate adhesion-dependent cell spreading substrate adhesion-dependent cell spreading negative regulation of cell-substrate adhesion actin cytoskeleton organization actin filament-based process regulation of neuron projection development cellular developmental process cell development neuron projection development neurogenesis multicellular organism development neuron differentiation cell differentiation system development nervous system development negative regulation of neuron projection development generation of neurons neuron development cellular response to stimulus regulation of signaling small GTPase-mediated signal transduction signaling regulation of small GTPase mediated signal transduction regulation of signal transduction regulation of Rho protein signal transduction intracellular signal transduction Rho protein signal transduction cell communication regulation of intracellular signal transduction intracellular signaling cassette regulation of cell communication signal transduction regulation of cytoskeleton organization regulation of actin filament-based process regulation of cellular component size cellular component biogenesis regulation of protein-containing complex assembly cellular component assembly protein-containing complex assembly negative regulation of protein polymerization regulation of actin filament polymerization regulation of biological quality negative regulation of supramolecular fiber organization negative regulation of actin filament polymerization protein polymerization actin polymerization or depolymerization regulation of actin filament organization actin filament polymerization protein-containing complex organization negative regulation of cytoskeleton organization actin filament organization regulation of actin polymerization or depolymerization regulation of cellular component biogenesis regulation of organelle organization negative regulation of protein-containing complex assembly negative regulation of organelle organization regulation of protein polymerization regulation of actin filament length regulation of actin cytoskeleton organization regulation of supramolecular fiber organization regulation of anatomical structure size cellular response to nitrogen compound negative regulation of signaling response to peptide hormone insulin receptor signaling pathway regulation of cellular response to insulin stimulus negative regulation of cell communication cell surface receptor protein tyrosine kinase signaling pathway cellular response to endogenous stimulus response to hormone enzyme-linked receptor protein signaling pathway cellular response to hormone stimulus cell surface receptor signaling pathway negative regulation of response to stimulus response to endogenous stimulus regulation of insulin receptor signaling pathway response to oxygen-containing compound cellular response to peptide hormone stimulus response to nitrogen compound negative regulation of signal transduction cellular response to oxygen-containing compound cellular response to chemical stimulus negative regulation of cellular response to insulin stimulus negative regulation of insulin receptor signaling pathway response to chemical response to insulin cellular response to insulin stimulus negative regulation of Rho protein signal transduction negative regulation of intracellular signal transduction negative regulation of small GTPase mediated signal transduction positive regulation of cell communication positive regulation of signal transduction positive regulation of Wnt signaling pathway Wnt signaling pathway positive regulation of cellular process regulation of Wnt signaling pathway positive regulation of signaling negative regulation of locomotion regulation of cell motility regulation of locomotion regulation of cell migration negative regulation of cell motility negative regulation of cell migration locomotion regulation of canonical Wnt signaling pathway canonical Wnt signaling pathway positive regulation of canonical Wnt signaling pathway ruffle organization plasma membrane bounded cell projection assembly negative regulation of ruffle assembly ruffle assembly negative regulation of plasma membrane bounded cell projection assembly regulation of cell projection assembly regulation of plasma membrane bounded cell projection assembly regulation of ruffle assembly cell projection assembly regulation of establishment of cell polarity regulation of establishment or maintenance of cell polarity establishment of cell polarity establishment or maintenance of cell polarity	cell periphery cell cortex intracellular anatomical structure cytoplasm cellular anatomical entity ruffle cell leading edge plasma membrane membrane leading edge membrane plasma membrane bounded cell projection cell projection ruffle membrane plasma membrane region cell periphery cell cortex intracellular anatomical structure cytoplasm cellular anatomical entity ruffle cell leading edge plasma membrane membrane leading edge membrane plasma membrane bounded cell projection cell projection ruffle membrane plasma membrane region cell projection membrane intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036770	Ankyrin repeat-containing domain superfamily	Homologous Superfamily
A	IPR047184	KN motif and ankyrin repeat domain-containing protein 1-4	Family
A	IPR021939	Kank N-terminal motif	Conserved Site
A	IPR002110	Ankyrin repeat	Repeat

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q14678	cerebral palsy, spastic quadriplegic, 2 Liver Cirrhosis, Experimental cholestasis intellectual disability malignant mesothelioma myopathy pancreatic ductal adenocarcinoma skin basal cell carcinoma breast cancer testicular germ cell tumor cerebral palsy, spastic quadriplegic, 1 common variable immunodeficiency ductal breast carcinoma in situ exocrine pancreatic carcinoma gastric carcinoma cerebral palsy, spastic quadriplegic, 2 Liver Cirrhosis, Experimental cholestasis intellectual disability malignant mesothelioma myopathy pancreatic ductal adenocarcinoma skin basal cell carcinoma breast cancer testicular germ cell tumor cerebral palsy, spastic quadriplegic, 1 common variable immunodeficiency ductal breast carcinoma in situ exocrine pancreatic carcinoma gastric carcinoma interstitial cystitis lung adenocarcinoma malignant pancreatic neoplasm oligodendroglioma amyotrophic lateral sclerosis pancreatic intraductal papillary-mucinous neoplasm spastic quadriplegia breast carcinoma tuberculosis dermatomyositis Emery-Dreifuss muscular dystrophy facioscapulohumeral muscular dystrophy hepatocellular carcinoma invasive ductal breast carcinoma lung carcinoma medulloblastoma ovarian cancer pilocytic astrocytoma astrocytic tumor testicular cancer breast fibroadenoma uterine corpus leiomyoma Down syndrome esophageal adenocarcinoma gastric cancer

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.