Annotations: 7EP8

Crystal structure of PCNA from Neurospora crassa

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d7ep8a1	Alpha and beta proteins (a+b)	DNA clamp	DNA clamp	automated matches	automated matches	(Neurospora crassa OR74A ) [TaxId: 367110 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	zf-CCHC	e7ep8A1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: zf-CCHC	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02747	Proliferating cell nuclear antigen, C-terminal domain (PCNA_C)	Proliferating cell nuclear antigen, C-terminal domain	N-terminal and C-terminal domains of PCNA are topologically identical. Three PCNA molecules are tightly associated to form a closed ring encircling duplex DNA.	Domain
A	PF00705	Proliferating cell nuclear antigen, N-terminal domain (PCNA_N)	Proliferating cell nuclear antigen, N-terminal domain	N-terminal and C-terminal domains of PCNA are topologically identical. Three PCNA molecules are tightly associated to form a closed ring encircling duplex DNA.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Proliferating cell nuclear antigen	DNA binding binding nucleic acid binding enzyme regulator activity DNA polymerase processivity factor activity enzyme activator activity molecular function activator activity molecular function regulator activity identical protein binding protein binding	DNA-templated DNA replication primary metabolic process DNA metabolic process leading strand elongation nucleic acid metabolic process nucleobase-containing compound metabolic process DNA strand elongation DNA replication metabolic process cellular process DNA strand elongation involved in DNA replication macromolecule metabolic process cellular response to stimulus mismatch repair DNA-templated DNA replication primary metabolic process DNA metabolic process leading strand elongation nucleic acid metabolic process nucleobase-containing compound metabolic process DNA strand elongation DNA replication metabolic process cellular process DNA strand elongation involved in DNA replication macromolecule metabolic process cellular response to stimulus mismatch repair sexual reproduction response to stimulus reproductive process meiotic cell cycle meiotic cell cycle process meiotic mismatch repair meiosis I cell cycle process cellular response to stress DNA damage response response to stress cell cycle cell cycle process DNA repair translesion synthesis nucleobase-containing compound biosynthetic process DNA damage tolerance macromolecule biosynthetic process error-free translesion synthesis DNA synthesis involved in DNA replication nucleic acid biosynthetic process biosynthetic process DNA biosynthetic process regulation of cellular process positive regulation of DNA replication positive regulation of biological process regulation of primary metabolic process positive regulation of metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of biological process biological regulation regulation of macromolecule metabolic process positive regulation of DNA metabolic process regulation of metabolic process regulation of DNA metabolic process regulation of DNA replication negative regulation of biological process cellular component organization cellular component biogenesis cellular component assembly chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process heterochromatin organization gene expression regulation of gene expression negative regulation of gene expression constitutive heterochromatin formation negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process silent mating-type cassette heterochromatin formation negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process mitotic sister chromatid cohesion establishment of mitotic sister chromatid cohesion chromosome organization sister chromatid cohesion mitotic cell cycle organelle organization mitotic cell cycle process establishment of sister chromatid cohesion regulation of cellular response to stress positive regulation of response to stimulus positive regulation of DNA repair regulation of response to stress regulation of DNA repair regulation of response to stimulus maintenance of DNA repeat elements maintenance of DNA trinucleotide repeats error-prone translesion synthesis subtelomeric heterochromatin formation mitotic DNA replication DNA strand elongation involved in mitotic DNA replication nuclear DNA replication cell cycle DNA replication DNA strand elongation involved in cell cycle DNA replication mitotic DNA replication lagging strand elongation lagging strand elongation DNA strand elongation involved in nuclear cell cycle DNA replication nucleotide-excision repair response to light stimulus cellular response to environmental stimulus cellular response to light stimulus cellular response to radiation response to UV UV-damage excision repair response to radiation response to abiotic stimulus cellular response to abiotic stimulus cellular response to UV	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen membraneless organelle intracellular membraneless organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure nucleoplasm organelle lumen organelle nuclear lumen membraneless organelle intracellular membraneless organelle chromatin chromosome protein-containing complex PCNA complex nuclear protein-containing complex enzyme activator complex DNA polymerase processivity factor complex nuclear replication fork nuclear chromosome replication fork site of double-strand break site of DNA damage chromosome, telomeric region chromosomal region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR046938	DNA clamp superfamily	Homologous Superfamily
A	IPR022648	Proliferating cell nuclear antigen, PCNA, N-terminal	Domain
A	IPR000730	Proliferating cell nuclear antigen, PCNA	Family
A	IPR022649	Proliferating cell nuclear antigen, PCNA, C-terminal	Domain
A	IPR022659	Proliferating cell nuclear antigen, PCNA, conserved site	Conserved Site

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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.