6Y8B

14-3-3 Sigma in complex with phosphorylated caspase{pS139} peptide

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	14-3-3 protein	8082819	3001329	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	14-3-3	e6y8bA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: 14-3-3	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00244	14-3-3 protein (14-3-3)	14-3-3 protein	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	14-3-3 protein sigma	phosphoprotein binding protein binding binding phosphoserine residue binding protein phosphorylated amino acid binding enzyme regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity protein kinase C inhibitor activity protein kinase regulator activity protein serine/threonine kinase inhibitor activity kinase inhibitor activity phosphoprotein binding protein binding binding phosphoserine residue binding protein phosphorylated amino acid binding enzyme regulator activity protein kinase inhibitor activity molecular function inhibitor activity molecular function regulator activity enzyme inhibitor activity protein kinase C inhibitor activity protein kinase regulator activity protein serine/threonine kinase inhibitor activity kinase inhibitor activity kinase regulator activity molecular sequestering activity protein sequestering activity kinase binding enzyme binding protein kinase binding cell adhesion molecule binding cadherin binding identical protein binding	regulation of biological process regulation of growth regulation of cellular process regulation of cellular component organization positive regulation of biological process biological regulation growth positive regulation of cell growth regulation of cell growth cell growth cellular component organization positive regulation of growth cellular process cellular component organization or biogenesis regulation of biological process regulation of growth regulation of cellular process regulation of cellular component organization positive regulation of biological process biological regulation growth positive regulation of cell growth regulation of cell growth cell growth cellular component organization positive regulation of growth cellular process cellular component organization or biogenesis positive regulation of cellular process protein localization localization cellular localization cellular macromolecule localization macromolecule localization regulation of localization regulation of protein localization negative regulation of biological process negative regulation of protein localization to plasma membrane negative regulation of cellular process regulation of protein localization to membrane negative regulation of protein localization protein localization to cell periphery protein localization to plasma membrane localization within membrane regulation of protein localization to cell periphery protein localization to membrane negative regulation of protein localization to membrane regulation of cellular localization negative regulation of protein localization to cell periphery regulation of protein localization to plasma membrane establishment of protein localization nitrogen compound transport nucleocytoplasmic transport transport nuclear transport intracellular transport protein export from nucleus establishment of localization protein transport establishment of localization in cell nuclear export intracellular protein transport epidermal cell division cell division regulation of epidermal cell division regulation of cell division developmental process establishment of skin barrier epithelium development skin development skin epidermis development epidermis development anatomical structure development animal organ development tissue development regulation of defense response regulation of response to biotic stimulus biological process involved in interspecies interaction between organisms negative regulation of response to biotic stimulus response to stimulus regulation of response to external stimulus response to biotic stimulus response to stress regulation of response to stress innate immune response regulation of immune system process response to external biotic stimulus negative regulation of response to stimulus immune response response to other organism defense response regulation of innate immune response negative regulation of immune response defense response to symbiont response to external stimulus regulation of response to stimulus negative regulation of immune system process immune system process defense response to other organism negative regulation of response to external stimulus negative regulation of defense response regulation of immune response negative regulation of innate immune response cell population proliferation epithelial cell proliferation keratinocyte proliferation cell adhesion cell-cell adhesion regulation of cell adhesion regulation of cell-cell adhesion cellular response to stimulus signaling signal transduction cell communication negative regulation of cell population proliferation regulation of stem cell proliferation negative regulation of stem cell proliferation stem cell proliferation regulation of cell population proliferation positive regulation of cell adhesion regulation of protein modification process regulation of catalytic activity regulation of protein phosphorylation negative regulation of phosphate metabolic process negative regulation of catalytic activity regulation of transferase activity regulation of primary metabolic process negative regulation of kinase activity negative regulation of transferase activity regulation of phosphate metabolic process phosphate-containing compound metabolic process negative regulation of protein modification process protein metabolic process phosphorus metabolic process protein modification process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process protein phosphorylation phosphorylation regulation of protein metabolic process negative regulation of metabolic process negative regulation of molecular function primary metabolic process negative regulation of protein kinase activity regulation of protein kinase activity regulation of macromolecule metabolic process regulation of molecular function regulation of kinase activity negative regulation of protein phosphorylation macromolecule modification negative regulation of phosphorus metabolic process regulation of phosphorylation regulation of phosphorus metabolic process metabolic process macromolecule metabolic process negative regulation of phosphorylation regulation of metabolic process positive regulation of nucleocytoplasmic transport positive regulation of establishment of protein localization positive regulation of protein transport positive regulation of intracellular transport regulation of protein export from nucleus regulation of intracellular transport regulation of transport regulation of establishment of protein localization regulation of nucleocytoplasmic transport regulation of protein transport positive regulation of protein export from nucleus positive regulation of transport positive regulation of protein localization regulation of intracellular protein transport positive regulation of intracellular protein transport cell death intracellular signal transduction apoptotic signaling pathway cellular response to stress DNA damage response intrinsic apoptotic signaling pathway in response to DNA damage apoptotic process intrinsic apoptotic signaling pathway programmed cell death cAMP/PKA signal transduction intracellular signaling cassette multicellular organismal process keratinization epidermal cell differentiation cellular developmental process epithelial cell differentiation cell differentiation keratinocyte differentiation keratinocyte development cell development epithelial cell development regulation of keratinocyte proliferation negative regulation of keratinocyte proliferation regulation of epithelial cell proliferation negative regulation of epithelial cell proliferation cell cycle regulation of cell cycle RNA metabolic process negative regulation of RNA biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process regulation of RNA metabolic process transcription by RNA polymerase II negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of transcription by RNA polymerase II negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription negative regulation of RNA metabolic process apoptotic mitochondrial changes release of cytochrome c from mitochondria organelle organization mitochondrion organization regulation of developmental process regulation of epidermal cell differentiation regulation of cell differentiation regulation of epithelial cell differentiation positive regulation of developmental process multicellular organism development positive regulation of cell differentiation regulation of multicellular organismal process regulation of multicellular organismal development positive regulation of epidermis development positive regulation of epithelial cell differentiation regulation of epidermis development positive regulation of epidermal cell differentiation	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol intracellular organelle extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol intracellular organelle nucleus intracellular membrane-bounded organelle
B [auth P]	TYR-ASP-LEU-SEP-LEU-PRO-PHE-PRO	protein binding binding protein domain specific binding cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity enzyme binding identical protein binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction regulation of programmed cell death positive regulation of apoptotic signaling pathway cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process positive regulation of cell communication regulation of cellular process positive regulation of signal transduction signaling positive regulation of biological process regulation of signal transduction regulation of programmed cell death positive regulation of apoptotic signaling pathway cell communication positive regulation of response to stimulus signal transduction positive regulation of cellular process regulation of biological process regulation of signaling positive regulation of programmed cell death regulation of apoptotic process biological regulation cell death positive regulation of apoptotic process apoptotic signaling pathway regulation of response to stimulus regulation of cell communication apoptotic process programmed cell death positive regulation of signaling regulation of apoptotic signaling pathway negative regulation of programmed cell death negative regulation of biological process negative regulation of apoptotic process negative regulation of cellular process neuron apoptotic process positive regulation of neuron apoptotic process regulation of neuron apoptotic process execution phase of apoptosis primary metabolic process gene expression macromolecule biosynthetic process protein maturation biosynthetic process proteolysis protein processing metabolic process protein metabolic process macromolecule metabolic process signal transduction in absence of ligand cell surface receptor signaling pathway extrinsic apoptotic signaling pathway extrinsic apoptotic signaling pathway in absence of ligand intracellular signal transduction intrinsic apoptotic signaling pathway in response to DNA damage intrinsic apoptotic signaling pathway response to mechanical stimulus response to external stimulus response to abiotic stimulus cellular response to mechanical stimulus cellular response to abiotic stimulus cellular response to external stimulus cellular response to environmental stimulus regulation of cell cycle phase transition negative regulation of cell cycle cell cycle G1/S phase transition negative regulation of mitotic cell cycle mitotic DNA integrity checkpoint signaling mitotic DNA damage checkpoint signaling negative regulation of cell cycle phase transition cell cycle negative regulation of G1/S transition of mitotic cell cycle mitotic G1/S transition checkpoint signaling regulation of cell cycle process DNA integrity checkpoint signaling regulation of mitotic cell cycle phase transition mitotic cell cycle process regulation of G1/S transition of mitotic cell cycle G1/S transition of mitotic cell cycle DNA damage checkpoint signaling cell cycle phase transition regulation of cell cycle G1/S phase transition DNA damage response, signal transduction by p53 class mediator mitotic cell cycle regulation of mitotic cell cycle regulation of cell cycle cell cycle process negative regulation of mitotic cell cycle phase transition negative regulation of cell cycle G1/S phase transition signal transduction by p53 class mediator negative regulation of cell cycle process cell cycle checkpoint signaling mitotic cell cycle checkpoint signaling mitotic G1 DNA damage checkpoint signaling DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrest signal transduction in response to DNA damage mitotic cell cycle phase transition rhythmic process developmental process ovulation cycle process multicellular organismal process gonad development reproductive system development reproductive process female gonad development sex differentiation multicellular organismal reproductive process animal organ development female sex differentiation development of primary female sexual characteristics developmental process involved in reproduction ovulation cycle multicellular organism development development of primary sexual characteristics anatomical structure development reproductive structure development luteolysis system development cellular developmental process cell development programmed cell death involved in cell development cell differentiation ectopic germ cell programmed cell death sensory organ development eye development retina development in camera-type eye visual system development neural retina development camera-type eye development sensory system development	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membraneless organelle intracellular membrane-bounded organelle nucleolus intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle membraneless organelle nuclear lumen cytoplasm cytosol protein-containing complex catalytic complex peptidase complex endopeptidase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR023409	14-3-3 protein, conserved site	Conserved Site
A	IPR023410	14-3-3 domain	Domain
A	IPR037435	14-3-3 protein sigma	Family
A	IPR036815	14-3-3 domain superfamily	Homologous Superfamily
A	IPR000308	14-3-3 protein	Family
B [auth P]	IPR001309	Peptidase C14, p20 domain	Domain
B [auth P]	IPR011600	Peptidase C14, caspase domain	Domain
B [auth P]	IPR016129	Peptidase family C14A, His active site	Active Site
B [auth P]	IPR015917	Peptidase C14A, caspase catalytic domain	Domain
B [auth P]	IPR011029	Death-like domain superfamily	Homologous Superfamily
B [auth P]	IPR029030	Caspase-like domain superfamily	Homologous Superfamily
B [auth P]	IPR033139	Peptidase family C14A, cysteine active site	Active Site
B [auth P]	IPR002138	Peptidase C14, caspase non-catalytic subunit p10	Domain
B [auth P]	IPR035702	Caspase-2, CARD domain	Domain
B [auth P]	IPR001315	CARD domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P31947	esophageal squamous cell carcinoma squamous cell carcinoma esophageal cancer Lymphatic Metastasis keloid lung adenocarcinoma malignant pancreatic neoplasm non-small cell lung carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm sarcoidosis cystic fibrosis interstitial cystitis malignant mesothelioma oral cavity neoplasm esophageal squamous cell carcinoma squamous cell carcinoma esophageal cancer Lymphatic Metastasis keloid lung adenocarcinoma malignant pancreatic neoplasm non-small cell lung carcinoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm sarcoidosis cystic fibrosis interstitial cystitis malignant mesothelioma oral cavity neoplasm pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia atypical teratoid rhabdoid tumor spina bifida diabetes mellitus malignant ependymoma neoplasm of esophagus osteosarcoma pancreatic intraductal papillary-mucinous carcinoma psoriasis breast cancer ductal breast carcinoma in situ hepatocellular carcinoma large cell medulloblastoma lung cancer malignant glioma
B [auth P]	Pharos: P42575	renal cell carcinoma intellectual disability chromophobe renal cell carcinoma sarcomatoid renal cell carcinoma papillary renal cell carcinoma collecting duct carcinoma oligodendroglioma pancreatic ductal adenocarcinoma primitive neuroectodermal tumor adrenal cortex carcinoma Conventional (Clear Cell) Renal Cell Carcinoma gastric carcinoma juvenile dermatomyositis malignant glioma osteosarcoma renal cell carcinoma intellectual disability chromophobe renal cell carcinoma sarcomatoid renal cell carcinoma papillary renal cell carcinoma collecting duct carcinoma oligodendroglioma pancreatic ductal adenocarcinoma primitive neuroectodermal tumor adrenal cortex carcinoma Conventional (Clear Cell) Renal Cell Carcinoma gastric carcinoma juvenile dermatomyositis malignant glioma osteosarcoma pancreatic intraductal papillary-mucinous carcinoma atypical teratoid rhabdoid tumor clear cell renal carcinoma exocrine pancreatic carcinoma glioblastoma large cell medulloblastoma malignant pancreatic neoplasm ovarian cancer renal carcinoma breast cancer gastric cancer lung cancer medulloblastoma

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	CSO	Parent Component: CYS RESID: AA0205 PSI-MOD : L-cysteine sulfenic acid MOD:00210
B [auth P]	SEP	Parent Component: SER RESID: AA0205 , AA0037 PSI-MOD : L-cysteine sulfenic acid MOD:00210 , O-phospho-L-serine MOD:00046

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.