Annotations: 2C0L

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2c0la_	All alpha proteins	alpha-alpha superhelix	TPR-like	Tetratricopeptide repeat (TPR)	automated matches	HUMAN (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2c0lb_	Alpha and beta proteins (a+b)	SCP-like	SCP-like	Sterol carrier protein, SCP	automated matches	HUMAN (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	TPR-like	8038651	3001345	SCOP2B (2022-06-29)
B	SCOP2 Family	Sterol carrier protein (SCP)-related	8026666	4000360	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	SCP2-like	8039045	3000148	SCOP2 (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	TPR_15	e2c0lA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: ARM repeat (From Topology)	T: ARM repeat	F: TPR_15	ECOD (1.6)
B	SCP2	e2c0lB1	A: a+b two layers	X: Sterol carrier protein-like	H: Sterol carrier protein, SCP-related (From Topology)	T: Sterol carrier protein, SCP-related	F: SCP2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.10	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Tetratricopeptide repeat domain	CATH (4.3.0)
B	3.30.1050.10	Alpha Beta	2-Layer Sandwich	Nonspecific Lipid-transfer Protein	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF13181	Tetratricopeptide repeat (TPR_8)	Tetratricopeptide repeat	-	Repeat
B	PF02036	SCP-2 sterol transfer family (SCP2)	SCP-2 sterol transfer family	This domain is involved in binding sterols. It is found in the SCP2 protein Swiss:P22307, as well as the C terminus of Swiss:P51659 the enzyme estradiol 17 beta-dehydrogenase EC:1.1.1.62. The UNC-24 protein Swiss:Q17372 contains an SPFH domain Pfam:P ...	This domain is involved in binding sterols. It is found in the SCP2 protein Swiss:P22307, as well as the C terminus of Swiss:P51659 the enzyme estradiol 17 beta-dehydrogenase EC:1.1.1.62. The UNC-24 protein Swiss:Q17372 contains an SPFH domain Pfam:PF01145 [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	PEROXISOMAL TARGETING SIGNAL 1 RECEPTOR	peroxisome matrix targeting signal-1 binding signal sequence binding binding peroxisome targeting sequence binding peptide binding small GTPase binding protein binding enzyme binding GTPase binding peroxisome membrane targeting sequence binding protein carrier chaperone molecular carrier activity	protein localization cellular localization establishment of protein localization protein localization to peroxisome nitrogen compound transport transport peroxisomal membrane transport cellular component organization localization peroxisome organization establishment of localization in cell cellular macromolecule localization cellular component organization or biogenesis establishment of protein localization to peroxisome protein localization cellular localization establishment of protein localization protein localization to peroxisome nitrogen compound transport transport peroxisomal membrane transport cellular component organization localization peroxisome organization establishment of localization in cell cellular macromolecule localization cellular component organization or biogenesis establishment of protein localization to peroxisome protein import into peroxisome membrane establishment of protein localization to membrane organic substance transport intracellular transport localization within membrane protein localization to membrane establishment of localization peroxisomal transport organelle organization establishment of protein localization to organelle protein transport macromolecule localization protein localization to organelle cellular process intracellular protein transport cellular component biogenesis cellular component assembly protein-containing complex organization protein complex oligomerization protein tetramerization protein-containing complex assembly developmental process multicellular organismal process head development cellular developmental process forebrain development animal organ development brain development nervous system development generation of neurons multicellular organism development central nervous system neuron differentiation neurogenesis central nervous system development neuron differentiation cell differentiation anatomical structure development cerebral cortex neuron differentiation system development catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process organic substance metabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation small molecule metabolic process lipid oxidation fatty acid metabolic process lipid catabolic process cellular metabolic process carboxylic acid metabolic process primary metabolic process lipid modification fatty acid catabolic process cellular lipid metabolic process metabolic process monocarboxylic acid metabolic process small molecule catabolic process organic substance catabolic process lipid metabolic process cell development protein transmembrane import into intracellular organelle protein import into peroxisome matrix, translocation protein transmembrane transport intracellular protein transmembrane transport protein import into peroxisome matrix transmembrane transport cerebral cortex cell migration pallium development cerebral cortex development telencephalon cell migration forebrain cell migration cell migration telencephalon development cell motility regulation of biological process regulation of cellular process regulation of cellular component organization negative regulation of cellular component organization biological regulation negative regulation of biological process regulation of cellular component biogenesis negative regulation of protein-containing complex assembly regulation of protein-containing complex assembly negative regulation of cellular process autophagy of peroxisome macroautophagy pexophagy autophagy process utilizing autophagic mechanism system process nervous system process neuromuscular process protein targeting to peroxisome protein targeting endoplasmic reticulum organization endomembrane system organization protein-containing complex disassembly protein import into peroxisome matrix, substrate release cellular component disassembly cellular response to stimulus response to stimulus cellular response to oxidative stress response to oxygen-containing compound cellular response to chemical stress cellular response to oxygen-containing compound response to reactive oxygen species cellular response to reactive oxygen species response to oxidative stress cellular response to chemical stimulus cellular response to stress response to stress response to chemical receptor metabolic process protein import into peroxisome matrix, receptor recycling receptor recycling macromolecule metabolic process mitochondrial membrane organization membrane organization mitochondrion organization regulation of multicellular organism growth regulation of growth regulation of developmental growth regulation of developmental process developmental growth growth positive regulation of biological process positive regulation of multicellular organism growth positive regulation of developmental process multicellular organism growth positive regulation of growth positive regulation of multicellular organismal process regulation of multicellular organismal process positive regulation of developmental growth very long-chain fatty acid metabolic process neuron migration protein import into peroxisome matrix, docking	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cytosol protein-containing complex Golgi apparatus endomembrane system peroxisome membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cytosol protein-containing complex Golgi apparatus endomembrane system peroxisome microbody microbody membrane bounding membrane of organelle peroxisomal membrane organelle membrane peroxisomal matrix membrane-enclosed lumen intracellular organelle lumen organelle lumen microbody lumen
B	NONSPECIFIC LIPID-TRANSFER PROTEIN	acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity acetyl-CoA C-acyltransferase activity C-acyltransferase activity catalytic activity protein binding binding signaling receptor binding sterol binding organic cyclic compound binding alcohol binding steroid binding lipid binding acyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity acetyl-CoA C-acyltransferase activity C-acyltransferase activity catalytic activity protein binding binding signaling receptor binding sterol binding organic cyclic compound binding alcohol binding steroid binding lipid binding cholesterol binding small molecule binding propionyl-CoA C2-trimethyltridecanoyltransferase activity amide binding long-chain fatty acyl-CoA binding adenyl ribonucleotide binding fatty-acyl-CoA binding nucleotide binding acyl-CoA binding purine ribonucleotide binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding fatty acid derivative binding sulfur compound binding myristoyltransferase activity acetyl-CoA C-myristoyltransferase activity fatty acid binding organic acid binding long-chain fatty acid binding oleic acid binding carboxylic acid binding monocarboxylic acid binding sterol transfer activity lipid transporter activity lipid transfer activity transporter activity cholesterol transfer activity phospholipid transfer activity phosphatidylcholine transporter activity phosphatidylcholine transfer activity phospholipid transporter activity propanoyl-CoA C-acyltransferase activity phosphatidylinositol transfer activity	regulation of localization cellular localization regulation of cellular process transport positive regulation of sterol transport regulation of intracellular sterol transport positive regulation of biological process intracellular cholesterol transport regulation of lipid transport organic hydroxy compound transport positive regulation of intracellular lipid transport positive regulation of intracellular cholesterol transport intracellular sterol transport localization regulation of intracellular cholesterol transport regulation of localization cellular localization regulation of cellular process transport positive regulation of sterol transport regulation of intracellular sterol transport positive regulation of biological process intracellular cholesterol transport regulation of lipid transport organic hydroxy compound transport positive regulation of intracellular lipid transport positive regulation of intracellular cholesterol transport intracellular sterol transport localization regulation of intracellular cholesterol transport establishment of localization in cell positive regulation of intracellular transport sterol transport positive regulation of intracellular sterol transport regulation of cholesterol transport positive regulation of cellular process regulation of intracellular transport positive regulation of cholesterol transport regulation of sterol transport regulation of biological process regulation of transport intracellular lipid transport organic substance transport biological regulation regulation of intracellular lipid transport lipid localization lipid transport intracellular transport positive regulation of lipid localization establishment of localization positive regulation of lipid transport positive regulation of transport regulation of lipid localization regulation of cellular localization macromolecule localization cellular process cholesterol transport catabolic process oxoacid metabolic process organic acid catabolic process organic acid metabolic process cellular lipid catabolic process cellular catabolic process fatty acid beta-oxidation using acyl-CoA oxidase organic substance metabolic process monocarboxylic acid catabolic process fatty acid oxidation carboxylic acid catabolic process fatty acid beta-oxidation small molecule metabolic process lipid oxidation fatty acid metabolic process lipid catabolic process cellular metabolic process carboxylic acid metabolic process primary metabolic process lipid modification fatty acid catabolic process cellular lipid metabolic process metabolic process monocarboxylic acid metabolic process small molecule catabolic process organic substance catabolic process lipid metabolic process steroid metabolic process organic hydroxy compound metabolic process organic cyclic compound metabolic process bile acid metabolic process lipid biosynthetic process biosynthetic process organic cyclic compound biosynthetic process organic substance biosynthetic process steroid biosynthetic process lipid hydroperoxide transport regulation of lipid metabolic process regulation of primary metabolic process phospholipid metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process regulation of biosynthetic process regulation of phospholipid metabolic process regulation of cellular metabolic process phospholipid biosynthetic process regulation of phospholipid biosynthetic process organophosphate metabolic process organophosphate biosynthetic process regulation of phosphorus metabolic process regulation of lipid biosynthetic process regulation of metabolic process phospholipid transport organophosphate ester transport protein localization protein localization to cell periphery protein localization to plasma membrane cellular macromolecule localization localization within membrane protein localization to membrane cellular biosynthetic process organic acid biosynthetic process carboxylic acid biosynthetic process bile acid biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process organic hydroxy compound biosynthetic process regulation of steroid metabolic process positive regulation of metabolic process positive regulation of lipid metabolic process positive regulation of steroid metabolic process polyol metabolic process inositol trisphosphate biosynthetic process alcohol metabolic process inositol phosphate metabolic process inositol phosphate biosynthetic process polyol biosynthetic process alcohol biosynthetic process inositol trisphosphate metabolic process long-chain fatty acid metabolic process unsaturated fatty acid metabolic process olefinic compound metabolic process alpha-linolenic acid metabolic process C21-steroid hormone metabolic process cellular ketone metabolic process progesterone metabolic process regulation of biological quality hormone biosynthetic process steroid hormone biosynthetic process olefinic compound biosynthetic process progesterone biosynthetic process regulation of hormone levels C21-steroid hormone biosynthetic process hormone metabolic process ketone biosynthetic process	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cytosol nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle membrane cytosol nucleus membrane-enclosed lumen intracellular organelle lumen nucleoplasm organelle lumen nuclear lumen protein-containing complex peroxisome microbody peroxisomal matrix microbody lumen endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR011990	Tetratricopeptide-like helical domain superfamily	Homologous Superfamily
A	IPR019734	Tetratricopeptide repeat	Repeat
A	IPR024111	PEX5/PEX5L	Family
B	IPR020617	Thiolase, C-terminal	Domain
B	IPR020613	Thiolase, conserved site	Conserved Site
B	IPR036527	SCP2 sterol-binding domain superfamily	Homologous Superfamily
B	IPR003033	SCP2 sterol-binding domain	Domain
B	IPR016039	Thiolase-like	Homologous Superfamily
B	IPR020616	Thiolase, N-terminal	Domain
B	IPR020615	Thiolase, acyl-enzyme intermediate active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P50542	Zellweger spectrum disorders rhizomelic chondrodysplasia punctata type 5 peroxisome biogenesis disorder 2A (Zellweger) peroxisome biogenesis disorder 2B peroxisomal disease rhizomelic chondrodysplasia punctata peroxisome biogenesis disorder type 3B Adrenoleukodystrophy, Neonatal cataract diabetes mellitus adult Refsum disease cholestasis hydrops fetalis intellectual disability arthrogryposis Zellweger spectrum disorders rhizomelic chondrodysplasia punctata type 5 peroxisome biogenesis disorder 2A (Zellweger) peroxisome biogenesis disorder 2B peroxisomal disease rhizomelic chondrodysplasia punctata peroxisome biogenesis disorder type 3B Adrenoleukodystrophy, Neonatal cataract diabetes mellitus adult Refsum disease cholestasis hydrops fetalis intellectual disability arthrogryposis inborn errors of metabolism peroxisome biogenesis disorder 1A (Zellweger)
B	Pharos: P22307	sterol carrier protein 2 deficiency critical illness polyneuropathy dystonic disorder polyneuropathy Leukoencephalopathies pancreatic ductal adenocarcinoma plasma cell myeloma leukodystrophy lung adenocarcinoma malignant glioma osteosarcoma peroxisomal disease progressive supranuclear palsy astrocytic tumor subependymal giant cell astrocytoma sterol carrier protein 2 deficiency critical illness polyneuropathy dystonic disorder polyneuropathy Leukoencephalopathies pancreatic ductal adenocarcinoma plasma cell myeloma leukodystrophy lung adenocarcinoma malignant glioma osteosarcoma peroxisomal disease progressive supranuclear palsy astrocytic tumor subependymal giant cell astrocytoma Down syndrome glioblastoma lymphoplasmacytic lymphoma malignant mesothelioma ovarian cancer pilocytic astrocytoma psoriasis hereditary spastic paraplegia leukoencephalopathy with vanishing white matter malignant ependymoma

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.