Annotations: 3C2G

Crystal complex of SYS-1/POP-1 at 2.5A resolution

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Redoxin	e3c2gB1	A: beta barrels	X: HTH	H: Nudix	T: Nudix	F: Redoxin	ECOD (v294.2)
A	Orn_DAP_Arg_deC	e3c2gA1	A: beta barrels	X: Ribonuclease H-like	H: HUP domains	T: Thiamin diphosphate-binding fold (THDP-binding)	F: Orn_DAP_Arg_deC	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
B	1.10.10.1630	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Sys-1 C-terminal domain-like	CATH (4.3.0)
A	1.25.10.10	Mainly Alpha	Alpha Horseshoe	Leucine-rich Repeat Variant	Leucine-rich Repeat Variant	CATH (4.3.0)
A	1.10.10.1630	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Sys-1 C-terminal domain-like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	Pop-1 8-residue peptide	transcription factor binding transcription coregulator binding transcription corepressor binding protein binding binding histone deacetylase binding enzyme binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding transcription factor binding transcription coregulator binding transcription corepressor binding protein binding binding histone deacetylase binding enzyme binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding transcription regulator activity DNA-binding transcription factor activity DNA-binding transcription factor activity, RNA polymerase II-specific transcription corepressor activity transcription coregulator activity kinase binding protein kinase binding histone acetyltransferase binding beta-catenin binding DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity	regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary 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 negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary 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 negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of DNA-templated transcription regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process 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 metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process regulation of cell motility neuroblast migration regulation of neuroblast migration regulation of locomotion regulation of cell migration cell migration cell motility locomotion developmental process cellular developmental process cell differentiation cell fate specification cell fate commitment cellular response to stimulus cell surface receptor signaling pathway response to stimulus signaling canonical Wnt signaling pathway cell communication signal transduction Wnt signaling pathway regulation of developmental process regulation of cell fate commitment regulation of cell fate specification regulation of localization multicellular organismal process system process transport digestive system process regulation of system process localization regulation of defecation rhythm regulation of multicellular organismal process excretion rhythmic process regulation of defecation regulation of transport secretion regulation of digestive system process establishment of localization regulation of secretion digestion ultradian rhythm defecation defecation rhythm regulation of excretion positive regulation of biological process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of gene expression positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process cell division asymmetric cell division mitochondrial unfolded protein response cellular response to topologically incorrect protein cellular response to stress response to stress response to topologically incorrect protein cellular response to unfolded protein response to unfolded protein regulation of asymmetric cell division regulation of cell division digestive system development tube development animal organ development nematode pharyngeal muscle development nematode pharynx development digestive tract development muscle structure development multicellular organism development pharynx development anatomical structure development muscle organ development system development mesodermal cell differentiation mesoderm morphogenesis cell fate determination embryo development mesodermal cell fate commitment mesoderm formation mesoderm development formation of primary germ layer embryonic morphogenesis tissue development gastrulation cell fate commitment involved in formation of primary germ layer anatomical structure morphogenesis tissue morphogenesis anatomical structure formation involved in morphogenesis mesodermal cell fate determination negative regulation of cell population proliferation regulation of stem cell proliferation cell population proliferation negative regulation of stem cell proliferation stem cell proliferation regulation of cell population proliferation positive regulation of DNA-templated transcription positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process vulval development nematode larval development larval development regulation of vulval development positive regulation of vulval development positive regulation of developmental process post-embryonic development transcription by RNA polymerase II regulation of transcription by RNA polymerase II negative regulation of gene expression embryonic pattern specification pattern specification process negative regulation of cell division positive regulation of transcription by RNA polymerase II gonad development reproductive system development reproductive process sex differentiation developmental process involved in reproduction development of primary sexual characteristics reproductive structure development animal organ morphogenesis gonad morphogenesis specification of axis polarity polarity specification of proximal/distal axis regionalization proximal/distal axis specification axis specification proximal/distal pattern formation mesodermal cell fate specification	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle beta-catenin-TCF complex cytoplasm membraneless organelle RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle beta-catenin-TCF complex cytoplasm membraneless organelle intracellular membraneless organelle chromatin chromosome
A, B	Sys-1 protein	transcription factor binding RNA polymerase II-specific DNA-binding transcription factor binding protein binding binding DNA-binding transcription factor binding transcription coactivator activity transcription regulator activity transcription coregulator activity scaffold protein binding	developmental process multicellular organismal process gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics anatomical structure development reproductive structure development developmental process multicellular organismal process gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics anatomical structure development reproductive structure development system development regulation of cellular process negative regulation of biological process RNA metabolic process regulation of primary 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 negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process negative regulation of macromolecule metabolic process regulation of biosynthetic process negative regulation of DNA-templated transcription regulation of biological process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process 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 metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process negative regulation of RNA metabolic process positive regulation of biological process positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of gene expression positive regulation of biosynthetic process positive regulation of macromolecule metabolic process positive regulation of cellular process digestive system development tube development embryo development digestive tract development embryonic organ development embryonic digestive tract development mesodermal cell differentiation regulation of developmental process cellular developmental process mesoderm morphogenesis regulation of cell differentiation regulation of mesodermal cell fate specification positive regulation of developmental process regulation of mesodermal cell differentiation positive regulation of mesodermal cell fate specification positive regulation of cell differentiation cell differentiation mesodermal cell fate commitment positive regulation of cell fate specification animal organ morphogenesis mesoderm formation positive regulation of cell fate commitment positive regulation of mesodermal cell differentiation regulation of anatomical structure morphogenesis mesoderm development mesodermal cell fate specification formation of primary germ layer regulation of animal organ morphogenesis regulation of cell fate commitment embryonic morphogenesis cell fate specification tissue development gastrulation tissue morphogenesis anatomical structure morphogenesis cell fate commitment involved in formation of primary germ layer regulation of cell fate specification anatomical structure formation involved in morphogenesis cell fate commitment regulation of asymmetric cell division cell division asymmetric cell division regulation of cell division cellular response to stimulus cell surface receptor signaling pathway response to stimulus signaling cell communication signal transduction Wnt signaling pathway negative regulation of gene expression embryo development ending in birth or egg hatching endoderm development endoderm formation endodermal cell fate commitment endodermal cell differentiation positive regulation of DNA-templated transcription transcription by RNA polymerase II regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process positive regulation of RNA biosynthetic process gonad morphogenesis specification of axis polarity polarity specification of proximal/distal axis pattern specification process regionalization proximal/distal axis specification axis specification proximal/distal pattern formation female gonad development female sex differentiation development of primary female sexual characteristics	cell periphery cell cortex cellular anatomical structure intracellular anatomical structure cytoplasm intracellular organelle centrosome microtubule organizing center cytoskeleton organelle membraneless organelle intracellular membraneless organelle microtubule cytoskeleton chromosome cell periphery cell cortex cellular anatomical structure intracellular anatomical structure cytoplasm intracellular organelle centrosome microtubule organizing center cytoskeleton organelle membraneless organelle intracellular membraneless organelle microtubule cytoskeleton chromosome chromosomal region kinetochore chromosome, centromeric region condensed chromosome, centromeric region supramolecular complex condensed chromosome membrane-bounded organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR024940	Transcription factor TCF/LEF	Family
C, D	IPR009071	High mobility group box domain	Domain
C, D	IPR036910	High mobility group box domain superfamily	Homologous Superfamily
A, B	IPR016024	Armadillo-type fold	Homologous Superfamily
A, B	IPR011989	Armadillo-like helical	Homologous Superfamily

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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.

3C2G | pdb_00003c2g

Crystal complex of SYS-1/POP-1 at 2.5A resolution

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage