Annotations: 7URD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D [auth H]	Actin	e7urdH1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Actin	ECOD (v294.1)
C [auth L]	Actin	e7urdL1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: Actin	ECOD (v294.1)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth H]	Heavy Chain	IGHV1	-	isoform 2 of protein-serine o-palmitoleoyltransferaseporcupine	SAbDab (2026-04-17)
C [auth L]	Light Chain	IGKV12	Kappa	isoform 2 of protein-serine o-palmitoleoyltransferaseporcupine	SAbDab (2026-04-17)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF03062	MBOAT, membrane-bound O-acyltransferase family (MBOAT)	MBOAT, membrane-bound O-acyltransferase family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
D [auth H]	2C11 heavy chain	-	-	-
C [auth L]	2C11 light chain	-	-	-
B	Isoform 2 of Protein Wnt-3a peptide	protein binding binding signaling receptor binding G protein-coupled receptor binding frizzled binding identical protein binding protein domain specific binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity transcription coactivator activity transcription regulator activity protein binding binding signaling receptor binding G protein-coupled receptor binding frizzled binding identical protein binding protein domain specific binding molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity transcription coactivator activity transcription regulator activity transcription coregulator activity cytokine activity co-receptor binding	regulation of muscle tissue development multicellular organismal process regulation of developmental process skeletal muscle tissue development positive regulation of skeletal muscle tissue development positive regulation of biological process regulation of skeletal muscle tissue development striated muscle tissue development muscle structure development positive regulation of developmental process skeletal muscle organ development positive regulation of muscle organ development anatomical structure development regulation of multicellular organismal process regulation of muscle tissue development multicellular organismal process regulation of developmental process skeletal muscle tissue development positive regulation of skeletal muscle tissue development positive regulation of biological process regulation of skeletal muscle tissue development striated muscle tissue development muscle structure development positive regulation of developmental process skeletal muscle organ development positive regulation of muscle organ development anatomical structure development regulation of multicellular organismal process muscle tissue development muscle organ development developmental process regulation of biological process animal organ development biological regulation positive regulation of striated muscle tissue development regulation of striated muscle tissue development tissue development positive regulation of muscle tissue development regulation of muscle organ development positive regulation of multicellular organismal process heart development multicellular organism development circulatory system development system development cellular component organization cellular component biogenesis cellular component assembly protein-containing complex organization COP9 signalosome assembly protein-containing complex assembly cellular process cellular component organization or biogenesis cellular developmental process cell differentiation myoblast differentiation somitogenesis axis elongation epithelium development developmental growth chordate embryonic development growth segmentation anterior/posterior pattern specification pattern specification process embryo development developmental growth involved in morphogenesis regionalization anatomical structure morphogenesis embryo development ending in birth or egg hatching somite development anatomical structure formation involved in morphogenesis axis elongation involved in somitogenesis cellular response to stimulus regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling canonical Wnt signaling pathway cell communication signal transduction Wnt signaling pathway negative regulation of biological process regulation of cell differentiation neurogenesis neuron differentiation regulation of dopaminergic neuron differentiation negative regulation of cellular process negative regulation of dopaminergic neuron differentiation negative regulation of cell differentiation dopaminergic neuron differentiation negative regulation of developmental process nervous system development generation of neurons negative regulation of neuron differentiation regulation of neuron differentiation regulation of biosynthetic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular process positive regulation of protein localization to plasma membrane regulation of localization cellular localization regulation of protein localization localization intracellular protein localization regulation of protein localization to membrane positive regulation of protein localization to cell periphery protein localization to cell periphery protein localization to plasma membrane positive regulation of protein localization to membrane regulation of protein localization to cell periphery localization within membrane protein localization to membrane regulation of cellular localization macromolecule localization positive regulation of protein localization regulation of protein localization to plasma membrane extracellular matrix organization extracellular structure organization external encapsulating structure organization axon extension negative regulation of locomotion regulation of growth axonogenesis regulation of cellular component size cell projection organization regulation of neurogenesis negative regulation of chemotaxis neuron projection development regulation of cell development cell projection morphogenesis negative regulation of growth neuron projection morphogenesis taxis regulation of biological quality chemotaxis negative regulation of cellular component organization regulation of cell projection organization negative regulation of axon extension involved in axon guidance negative regulation of cell growth response to external stimulus negative regulation of axonogenesis negative regulation of developmental growth regulation of response to stimulus response to chemical regulation of locomotion negative regulation of response to external stimulus negative regulation of multicellular organismal process regulation of neuron projection development regulation of cellular component organization regulation of response to external stimulus plasma membrane bounded cell projection morphogenesis cell development cell growth cell morphogenesis regulation of axon extension regulation of nervous system development negative regulation of neurogenesis regulation of axon extension involved in axon guidance regulation of extent of cell growth regulation of axonogenesis negative regulation of nervous system development axon extension involved in axon guidance negative regulation of cell projection organization regulation of anatomical structure morphogenesis locomotion regulation of cell size neuron projection extension regulation of multicellular organismal development regulation of developmental growth plasma membrane bounded cell projection organization developmental cell growth negative regulation of response to stimulus axon guidance axon development negative regulation of axon extension regulation of chemotaxis regulation of cell growth cell morphogenesis involved in neuron differentiation negative regulation of neuron projection development negative regulation of cell development neuron projection guidance neuron development regulation of plasma membrane bounded cell projection organization regulation of anatomical structure size regulation of body fluid levels wound healing homotypic cell-cell adhesion cell activation hemostasis platelet aggregation blood coagulation cell adhesion cell-cell adhesion response to stress coagulation response to wounding platelet activation hemopoiesis response to lipid response to oxygen-containing compound cellular response to oxygen-containing compound response to retinoic acid cellular response to chemical stimulus cellular response to retinoic acid cellular response to lipid mammary gland development gland development skeletal muscle cell differentiation in utero embryonic development post-anal tail morphogenesis trans-synaptic signaling regulation of signaling modulation of chemical synaptic transmission cell-cell signaling chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication cardiac muscle cell fate commitment muscle cell fate commitment muscle cell differentiation cardiac cell fate commitment cardiac muscle tissue development cardiac muscle cell differentiation cardiocyte differentiation striated muscle cell differentiation cell fate commitment secondary palate development roof of mouth development cell proliferation in forebrain head development cell population proliferation forebrain development brain development central nervous system development neural precursor cell proliferation neuroblast proliferation Wnt signaling pathway involved in forebrain neuroblast division forebrain neuroblast division forebrain generation of neurons neuroblast division cell division fat cell differentiation neural tube development tube development dorsal/ventral pattern formation dorsal/ventral neural tube patterning neural tube patterning calcium ion transmembrane transport via low voltage-gated calcium channel transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport monoatomic ion transport monoatomic cation transport calcium ion transmembrane transport positive regulation of cell population proliferation positive regulation of B cell proliferation regulation of leukocyte activation regulation of cell activation lymphocyte activation leukocyte proliferation leukocyte activation positive regulation of lymphocyte activation positive regulation of cell activation regulation of B cell proliferation lymphocyte proliferation regulation of B cell activation positive regulation of leukocyte activation positive regulation of mononuclear cell proliferation regulation of immune system process positive regulation of immune system process regulation of lymphocyte proliferation regulation of leukocyte proliferation B cell activation positive regulation of lymphocyte proliferation B cell proliferation positive regulation of B cell activation regulation of cell population proliferation mononuclear cell proliferation immune system process positive regulation of leukocyte proliferation regulation of mononuclear cell proliferation regulation of lymphocyte activation positive regulation of DNA-templated transcription RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of transcription by RNA polymerase II primary metabolic process positive regulation of transcription by RNA polymerase II nucleobase-containing compound biosynthetic process nucleic acid metabolic process positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process regulation of DNA-templated transcription heart morphogenesis embryonic heart tube development tube morphogenesis embryonic heart tube morphogenesis heart looping determination of bilateral symmetry animal organ morphogenesis epithelial tube morphogenesis embryonic organ development determination of left/right symmetry specification of symmetry embryonic organ morphogenesis embryonic morphogenesis morphogenesis of an epithelium determination of heart left/right asymmetry tissue morphogenesis left/right pattern formation positive regulation of nervous system development collateral sprouting in absence of injury positive regulation of cell projection organization positive regulation of developmental growth regulation of collateral sprouting in absence of injury positive regulation of collateral sprouting positive regulation of cell development regulation of collateral sprouting positive regulation of cellular component organization positive regulation of cell differentiation positive regulation of neurogenesis positive regulation of axonogenesis collateral sprouting positive regulation of cell growth positive regulation of collateral sprouting in absence of injury positive regulation of growth presynapse organization cell junction organization cell junction assembly synapse organization synapse assembly presynapse assembly positive regulation of cell adhesion regulation of cell adhesion positive regulation of cell-cell adhesion positive regulation of cell-cell adhesion mediated by cadherin cell-cell adhesion mediated by cadherin regulation of cell-cell adhesion regulation of cell-cell adhesion mediated by cadherin negative regulation of fat cell differentiation regulation of fat cell differentiation positive regulation of neural precursor cell proliferation regulation of neural precursor cell proliferation ossification osteoblast differentiation pallium development telencephalon development hippocampus development limbic system development cell proliferation in midbrain midbrain development ear morphogenesis ear development sensory organ development sensory organ morphogenesis inner ear development inner ear morphogenesis synaptic vesicle recycling establishment of localization in cell synaptic vesicle cycle vesicle-mediated transport vesicle-mediated transport in synapse non-canonical Wnt signaling pathway regulation of presynapse assembly regulation of presynapse organization regulation of synapse structure or activity regulation of synapse assembly regulation of cellular component biogenesis regulation of cell junction assembly regulation of synapse organization import into cell receptor internalization regulation of receptor internalization positive regulation of endocytosis positive regulation of receptor-mediated endocytosis regulation of endocytosis regulation of transport regulation of receptor-mediated endocytosis regulation of vesicle-mediated transport positive regulation of receptor internalization positive regulation of transport endocytosis receptor-mediated endocytosis mesodermal cell differentiation mesoderm morphogenesis regulation of mesodermal cell fate specification regulation of mesodermal cell differentiation positive regulation of mesodermal cell fate specification mesodermal cell fate commitment positive regulation of cell fate specification mesoderm formation positive regulation of cell fate commitment positive regulation of mesodermal cell differentiation mesoderm development mesodermal cell fate specification formation of primary germ layer regulation of animal organ morphogenesis regulation of cell fate commitment cell fate specification gastrulation cell fate commitment involved in formation of primary germ layer regulation of cell fate specification regulation of postsynapse to nucleus signaling pathway regulation of signal transduction postsynaptic signal transduction postsynapse to nucleus signaling pathway regulation of cytoskeleton organization microtubule cytoskeleton organization regulation of microtubule-based process regulation of organelle organization organelle organization microtubule-based process regulation of microtubule cytoskeleton organization cytoskeleton organization regulation of striated muscle cell differentiation regulation of cardiac muscle cell differentiation positive regulation of cardiocyte differentiation positive regulation of striated muscle cell differentiation positive regulation of cardiac muscle cell differentiation positive regulation of muscle cell differentiation regulation of muscle cell differentiation regulation of cardiocyte differentiation regulation of hepatocyte proliferation positive regulation of epithelial cell proliferation hepatocyte proliferation positive regulation of hepatocyte proliferation regulation of epithelial cell proliferation epithelial cell proliferation dermatome development regulation of embryonic development positive regulation of dermatome development regulation of dermatome development positive regulation of embryonic development spinal cord association neuron differentiation dorsal spinal cord development cell differentiation in spinal cord central nervous system neuron differentiation spinal cord development midbrain dopaminergic neuron differentiation cytokine production regulation of cytokine production positive regulation of cytokine production positive regulation of cell communication positive regulation of signal transduction regulation of canonical Wnt signaling pathway positive regulation of response to stimulus positive regulation of Wnt signaling pathway positive regulation of canonical Wnt signaling pathway regulation of Wnt signaling pathway positive regulation of signaling somatic stem cell division stem cell division mesenchyme development paraxial mesoderm development paraxial mesodermal cell differentiation paraxial mesoderm morphogenesis paraxial mesoderm formation mesenchyme morphogenesis paraxial mesodermal cell fate commitment	extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle cell periphery protein-containing complex Wnt-Frizzled-LRP5/6 complex plasma membrane protein complex membrane extracellular exosome membrane-bounded organelle extracellular vesicle cellular anatomical structure extracellular organelle extracellular region organelle vesicle extracellular membrane-bounded organelle cell periphery protein-containing complex Wnt-Frizzled-LRP5/6 complex plasma membrane protein complex membrane plasma membrane membrane protein complex synapse cell junction glutamatergic synapse intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane bounding membrane of organelle cytoplasmic vesicle vesicle membrane endocytic vesicle membrane cytoplasm organelle membrane endocytic vesicle membrane-enclosed lumen endomembrane system intracellular organelle lumen endoplasmic reticulum lumen organelle lumen endoplasmic reticulum cell surface presynapse Golgi apparatus Golgi lumen endosome membrane early endosome endosome early endosome membrane
A	Isoform 2 of Protein-serine O-palmitoleoyltransferase porcupine	acyltransferase activity palmitoleoyltransferase activity acyltransferase activity, transferring groups other than amino-acyl groups transferase activity catalytic activity protein binding binding Wnt-protein binding	lipoprotein biosynthetic process lipoprotein metabolic process protein palmitoleylation primary metabolic process macromolecule biosynthetic process protein acylation protein lipidation biosynthetic process macromolecule modification metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process lipoprotein biosynthetic process lipoprotein metabolic process protein palmitoleylation primary metabolic process macromolecule biosynthetic process protein acylation protein lipidation biosynthetic process macromolecule modification metabolic process cellular process protein metabolic process macromolecule metabolic process protein modification process lipid modification lipid metabolic process regulation of postsynaptic membrane neurotransmitter receptor levels biological regulation regulation of biological quality regulation of biological process establishment of protein localization signaling secretion transport establishment of protein localization to extracellular region cell-cell signaling export from cell Wnt protein secretion protein secretion establishment of localization cell communication protein localization to extracellular region localization secretion by cell protein transport signal release macromolecule localization intracellular protein localization cellular response to stimulus regulation of cellular process cell surface receptor signaling pathway response to stimulus signal transduction Wnt signaling pathway carbohydrate derivative metabolic process glycoprotein metabolic process	cellular anatomical structure membrane protein-containing complex plasma membrane protein complex plasma membrane membrane protein complex transporter complex cell periphery AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex signaling receptor complex cellular anatomical structure membrane protein-containing complex plasma membrane protein complex plasma membrane membrane protein complex transporter complex cell periphery AMPA glutamate receptor complex ionotropic glutamate receptor complex neurotransmitter receptor complex transmembrane transporter complex plasma membrane signaling receptor complex signaling receptor complex monoatomic ion channel complex synapse cell junction glutamatergic synapse membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum cytoplasm intracellular membrane-bounded organelle endomembrane system organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network organelle membrane endoplasmic reticulum membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR043158	Wnt, C-terminal domain	Homologous Superfamily
B	IPR005817	Wnt	Family
B	IPR018161	Wnt protein, conserved site	Conserved Site
B	IPR009141	Wnt-3 protein	Family
A	IPR004299	Membrane bound O-acyl transferase, MBOAT	Family
A	IPR049941	Lysophospholipid acyltransferase 7/Porcupine-like	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: P56704	obesity disorder cancer ischemia reperfusion injury idiopathic juvenile osteoporosis Juvenile osteoporosis idiopathic scoliosis lung adenocarcinoma
A	Pharos: Q9H237	focal dermal hypoplasia coloboma intellectual disability Congenital ocular coloboma (disorder) polydactyly

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Transmembrane	Alpha-helical polytopic	Membrane-bound O-acyltransferase	Membrane-bound O-acyltransferase

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	O-acyltransferases	PORCN (Porcupine) in complex with Palmitoleoyl-CoA

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.