6QTM

Crystal structure of the Sir4 H-BRCT domain in complex with Ty5 pS1095 peptide

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	DBF4	e6qtmA1	A: a/b three-layered sandwiches	X: BRCT domain (From Topology)	H: BRCT domain (From Topology)	T: BRCT domain	F: DBF4	ECOD (1.6)
B	DBF4	e6qtmB1	A: a/b three-layered sandwiches	X: BRCT domain (From Topology)	H: BRCT domain (From Topology)	T: BRCT domain	F: DBF4	ECOD (1.6)
C	DBF4	e6qtmC1	A: a/b three-layered sandwiches	X: BRCT domain (From Topology)	H: BRCT domain (From Topology)	T: BRCT domain	F: DBF4	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Regulatory protein SIR4	DNA binding double-stranded DNA binding binding nucleic acid binding molecular adaptor activity protein-containing complex binding chromatin binding nucleosome binding	localization telomere localization telomere tethering at nuclear periphery chromosome localization organelle localization cellular localization establishment of protein-containing complex localization to telomere cellular macromolecule localization macromolecule localization cellular process establishment of localization protein-containing complex localization subtelomeric heterochromatin formation regulation of cellular process localization telomere localization telomere tethering at nuclear periphery chromosome localization organelle localization cellular localization establishment of protein-containing complex localization to telomere cellular macromolecule localization macromolecule localization cellular process establishment of localization protein-containing complex localization subtelomeric heterochromatin formation regulation of cellular process negative regulation of biological process cellular component organization chromatin organization negative regulation of cellular process chromatin remodeling cellular component organization or biogenesis negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process heterochromatin formation epigenetic regulation of gene expression negative regulation of metabolic process biological regulation regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression constitutive heterochromatin formation biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of gene expression, epigenetic regulation of macromolecule biosynthetic process metabolic process macromolecule metabolic process regulation of metabolic process silent mating-type cassette heterochromatin formation cellular response to stimulus double-strand break repair response to stimulus double-strand break repair via nonhomologous end joining primary metabolic process DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process cellular response to stress DNA damage response response to stress DNA repair positive regulation of organelle organization regulation of cellular component organization positive regulation of cellular component organization positive regulation of biological process cellular component biogenesis positive regulation of heterochromatin formation positive regulation of chromatin organization positive regulation of cellular process regulation of heterochromatin formation regulation of chromatin organization positive regulation of cellular component biogenesis chromosome organization regulation of chromosome organization regulation of cellular component biogenesis regulation of organelle organization positive regulation of chromosome organization organelle organization	membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle chromatin silencing complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle membraneless organelle intracellular membraneless organelle chromosome chromosome, telomeric region membrane-bounded organelle intracellular organelle protein-containing complex cellular anatomical structure intracellular anatomical structure organelle chromatin silencing complex nucleus nuclear protein-containing complex intracellular membrane-bounded organelle membraneless organelle intracellular membraneless organelle chromosome chromosome, telomeric region chromosomal region
D, E, F	Ribonuclease H	catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic-type endopeptidase activity endopeptidase activity catalytic activity, acting on DNA DNA-directed DNA polymerase activity DNA polymerase activity catalytic activity, acting on a nucleic acid transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic-type endopeptidase activity endopeptidase activity telomerase activity RNA-directed DNA polymerase activity endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA RNA-DNA hybrid ribonuclease activity RNA nuclease activity nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters RNA binding binding nucleic acid binding	nucleobase-containing compound metabolic process metabolic process cellular process primary metabolic process DNA metabolic process macromolecule metabolic process DNA integration nucleic acid metabolic process transposition	cellular anatomical structure intracellular anatomical structure cytoplasm membrane-bounded organelle intracellular organelle organelle nucleus intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR031556	Sir4, SID domain	Domain
D, E, F	IPR036397	Ribonuclease H superfamily	Homologous Superfamily
D, E, F	IPR035179	Protein of unknown function DUF5314	Family
D, E, F	IPR001584	Integrase, catalytic core	Domain
D, E, F	IPR043502	DNA/RNA polymerase superfamily	Homologous Superfamily
D, E, F	IPR039537	Retrotransposon Ty1/copia-like	Family
D, E, F	IPR054722	Retrovirus-related Pol polyprotein from transposon TNT 1-94-like, beta-barrel domain	Domain
D, E, F	IPR012337	Ribonuclease H-like superfamily	Homologous Superfamily
D, E, F	IPR013103	Reverse transcriptase, RNA-dependent DNA polymerase	Domain

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C	MSE	Parent Component: MET
D, E, F	SEP	Parent Component: SER RESID: AA0037 PSI-MOD : 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.