3IAB

Crystal structure of RNase P /RNase MRP proteins Pop6, Pop7 in a complex with the P3 domain of RNase MRP RNA

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	Pop7/Rpp2-like	8047462	4005650	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	AlbA-like	8091019	3000507	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	PF01918	e3iabA1	A: a+b two layers	X: IF3-like	H: AlbA-like (From Topology)	T: AlbA-like	F: PF01918	ECOD (1.6)
B	PF12328	e3iabB1	A: a+b two layers	X: IF3-like	H: AlbA-like (From Topology)	T: AlbA-like	F: PF12328	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.110.20	Alpha Beta	2-Layer Sandwich	Translation Initiation Factor IF3	Alba-like domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01918	Alba (Alba)	Alba	-	Family
B	PF12328	Rpp20 subunit of nuclear RNase MRP and P (Rpp20)	Rpp20 subunit of nuclear RNase MRP and P	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Ribonucleases P/MRP protein subunit POP6	RNA binding rRNA primary transcript binding binding organic cyclic compound binding rRNA binding nucleic acid binding tRNA-specific ribonuclease activity endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity, acting on a tRNA RNA binding rRNA primary transcript binding binding organic cyclic compound binding rRNA binding nucleic acid binding tRNA-specific ribonuclease activity endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity, acting on a tRNA nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity ribonuclease P activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters catalytic activity	cellular biosynthetic process RNA metabolic process nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process RNA processing tRNA 5'-end processing cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process cellular biosynthetic process RNA metabolic process nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process RNA processing tRNA 5'-end processing cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process organic cyclic compound metabolic process biosynthetic process ncRNA metabolic process nucleic acid catabolic process RNA 5'-end processing metabolic process cellular process macromolecule metabolic process tRNA 5'-leader removal sno(s)RNA metabolic process intronic box C/D snoRNA processing sno(s)RNA processing intronic snoRNA processing box C/D sno(s)RNA metabolic process box C/D sno(s)RNA processing ribonucleoprotein complex biogenesis rRNA processing cellular component biogenesis ribosome biogenesis cellular component organization or biogenesis rRNA metabolic process regulation of cellular process catabolic process nuclear-transcribed mRNA catabolic process, RNase MRP-dependent negative regulation of biological process negative regulation of cellular metabolic process macromolecule catabolic process negative regulation of cellular process RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process nuclear-transcribed mRNA catabolic process regulation of biological process negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process mRNA metabolic process negative regulation of cellular biosynthetic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process organic substance catabolic process maturation of 5.8S rRNA	membrane-bounded organelle protein-containing complex intracellular anatomical structure ribonuclease P complex multimeric ribonuclease P complex nucleus membrane-enclosed lumen nuclear protein-containing complex endonuclease complex intracellular organelle lumen intracellular organelle nucleolar ribonuclease P complex non-membrane-bounded organelle catalytic complex membrane-bounded organelle protein-containing complex intracellular anatomical structure ribonuclease P complex multimeric ribonuclease P complex nucleus membrane-enclosed lumen nuclear protein-containing complex endonuclease complex intracellular organelle lumen intracellular organelle nucleolar ribonuclease P complex non-membrane-bounded organelle catalytic complex intracellular membrane-bounded organelle cellular anatomical entity nucleolus endoribonuclease complex organelle lumen organelle ribonucleoprotein complex intracellular non-membrane-bounded organelle intracellular protein-containing complex nuclear lumen telomerase holoenzyme complex cytoplasm cytosol sno(s)RNA-containing ribonucleoprotein complex ribonuclease MRP complex
B	Ribonucleases P/MRP protein subunit POP7	tRNA-specific ribonuclease activity endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity, acting on a tRNA nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity ribonuclease P activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters catalytic activity tRNA-specific ribonuclease activity endonuclease activity RNA endonuclease activity, producing 5'-phosphomonoesters catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity catalytic activity, acting on a tRNA nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity ribonuclease P activity endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters catalytic activity RNA binding binding organic cyclic compound binding nucleic acid binding	cellular biosynthetic process RNA metabolic process nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process RNA processing tRNA 5'-end processing cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process cellular biosynthetic process RNA metabolic process nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process RNA processing tRNA 5'-end processing cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process organic cyclic compound metabolic process biosynthetic process ncRNA metabolic process nucleic acid catabolic process RNA 5'-end processing metabolic process cellular process macromolecule metabolic process tRNA 5'-leader removal sno(s)RNA metabolic process intronic box C/D snoRNA processing sno(s)RNA processing intronic snoRNA processing box C/D sno(s)RNA metabolic process box C/D sno(s)RNA processing ribonucleoprotein complex biogenesis rRNA processing cellular component biogenesis ribosome biogenesis cellular component organization or biogenesis rRNA metabolic process regulation of cellular process catabolic process nuclear-transcribed mRNA catabolic process, RNase MRP-dependent negative regulation of biological process negative regulation of cellular metabolic process macromolecule catabolic process negative regulation of cellular process RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process nuclear-transcribed mRNA catabolic process regulation of biological process negative regulation of metabolic process biological regulation regulation of cellular metabolic process regulation of macromolecule metabolic process mRNA metabolic process negative regulation of cellular biosynthetic process organic cyclic compound catabolic process nucleobase-containing compound catabolic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process regulation of metabolic process organic substance catabolic process maturation of 5.8S rRNA	membrane-bounded organelle protein-containing complex intracellular anatomical structure ribonuclease P complex multimeric ribonuclease P complex nucleus membrane-enclosed lumen nuclear protein-containing complex endonuclease complex intracellular organelle lumen intracellular organelle nucleolar ribonuclease P complex non-membrane-bounded organelle catalytic complex membrane-bounded organelle protein-containing complex intracellular anatomical structure ribonuclease P complex multimeric ribonuclease P complex nucleus membrane-enclosed lumen nuclear protein-containing complex endonuclease complex intracellular organelle lumen intracellular organelle nucleolar ribonuclease P complex non-membrane-bounded organelle catalytic complex intracellular membrane-bounded organelle cellular anatomical entity nucleolus endoribonuclease complex organelle lumen organelle ribonucleoprotein complex intracellular non-membrane-bounded organelle intracellular protein-containing complex nuclear lumen telomerase holoenzyme complex sno(s)RNA-containing ribonucleoprotein complex ribonuclease MRP complex
C [auth R]	P3 domain of the RNA component of RNase MRP	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002775	DNA/RNA-binding protein Alba-like	Domain
B	IPR036882	Alba-like domain superfamily	Homologous Superfamily
B	IPR020241	Ribonuclease P/MRP subunit Pop7, fungi	Family
B	IPR014612	Ribonucleases P/MRP protein subunit Rpp20/Pop7	Family

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 R01GM133198.