2RNF | pdb_00002rnf

X-RAY CRYSTAL STRUCTURE OF HUMAN RIBONUCLEASE 4 IN COMPLEX WITH D(UP)

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Structure Motif: Primary M-CSA Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2rnfa_	Alpha and beta proteins (a+b)	RNase A-like	RNase A-like	Ribonuclease A-like	Ribonuclease 4	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d2rnfb_	Alpha and beta proteins (a+b)	RNase A-like	RNase A-like	Ribonuclease A-like	Ribonuclease 4	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	RNase A-like	8034224	3001918	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	RNase A-like	8034224	3001918	SCOP2B (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	RnaseA	e2rnfA1	A: a+b complex topology	X: RNase A-like	H: RNase A-like (From Topology)	T: RNase A-like	F: RnaseA	ECOD (1.6)
B	RnaseA	e2rnfB1	A: a+b complex topology	X: RNase A-like	H: RNase A-like (From Topology)	T: RNase A-like	F: RnaseA	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.130.10	Alpha Beta	Roll	P-30 Protein	Ribonuclease A-like domain	CATH (4.3.0)
B	3.10.130.10	Alpha Beta	Roll	P-30 Protein	Ribonuclease A-like domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00074	Pancreatic ribonuclease (RnaseA)	Pancreatic ribonuclease	Ribonucleases. Members include pancreatic RNAase A and angiogenins. Structure is an alpha+beta fold -- long curved beta sheet and three helices.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	RIBONUCLEASE 4	endonuclease activity ribonuclease A activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid RNA nuclease activity hydrolase activity RNA endonuclease activity, producing 3'-phosphomonoesters nuclease activity hydrolase activity, acting on ester bonds RNA endonuclease activity catalytic activity binding nucleic acid binding	humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to bacterium defense response to other organism response to stress immune system process humoral immune response biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response immune response antibacterial humoral response defense response to symbiont response to external stimulus antimicrobial humoral response response to biotic stimulus defense response to bacterium defense response to other organism response to stress immune system process response to bacterium response to external biotic stimulus defense response to Gram-positive bacterium	cellular anatomical structure extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR023412	Ribonuclease A-domain	Domain
A, B	IPR036816	Ribonuclease A-like domain superfamily	Homologous Superfamily
A, B	IPR001427	Pancreatic ribonuclease	Family
A, B	IPR023411	Ribonuclease A, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: P34096	Liver Cirrhosis, Experimental prostate cancer psoriasis

Structure Motif Annotation: Mechanism and Catalytic Site Atlas M-CSA Database Homepage

Chains	Enzyme Name	Description	Catalytic Residues
A	ribonuclease 4 M-CSA #693	The RNase 4 family is unique among RNase enzymes, displaying the highest level of sequence similarity and encompassing the shortest polypeptide chain. It is the only one showing high specificity due to unique substrate interactions.	Defined by 3 residues: HIS:A-13 [auth A-12]LYS:A-41 [auth A-40]HIS:A-117 [auth A-116] \| Explore in 3D: M-CSA Motif Definition Search M-CSA Motif EC: 3.1.27 (PDB Primary Data) Search M-CSA Motif + EC 3.1.27

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.