4TNO | pdb_00004tno

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d4tnoa_	Alpha and beta proteins (a+b)	Ferredoxin-like	CRISPR associated protein Cas2-like	CRISPR associated protein Cas2-like	Hypothetical protein PF1117	(Pyrococcus furiosus DSM 3638 ) [TaxId: 186497 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cas2-like	8034353	3001363	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A		e4tnoA1	A: Type III secretion system domain-like	X: Antibiotic binding domain of TipA-like multidrug resistance regulators	H: Antibiotic binding domain of TipA-like multidrug resistance regulators	T: TTL, ATPgrasp_YheCD	F:	ECOD (20:10:01)

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.240	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Chains	Accession	Name	Description	Comments	Source
A	PF09827	CRISPR associated protein Cas2 (CRISPR_Cas2)	CRISPR associated protein Cas2	-	Family

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	CRISPR-associated endoribonuclease Cas2	endonuclease activity nuclease activity catalytic activity, acting on RNA RNA endonuclease activity catalytic activity, acting on a nucleic acid RNA nuclease activity catalytic activity hydrolase activity cation binding ion binding binding metal ion binding small molecule binding	biological process involved in interspecies interaction between organisms defense response to virus response to stimulus defense response response to other organism response to stress response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus maintenance of CRISPR repeat elements chromosome organization primary metabolic process DNA metabolic process biological process involved in interspecies interaction between organisms defense response to virus response to stimulus defense response response to other organism response to stress response to external stimulus response to external biotic stimulus response to virus response to biotic stimulus maintenance of CRISPR repeat elements chromosome organization primary metabolic process DNA metabolic process maintenance of DNA repeat elements nucleic acid metabolic process cellular component organization nucleobase-containing compound metabolic process organelle organization cellular process metabolic process cellular component organization or biogenesis macromolecule metabolic process	-

Chains	Accession	Name	Type
A	IPR019199	Virulence-associated protein D / CRISPR associated protein Cas2	Family
A	IPR021127	CRISPR-associated endonuclease Cas2	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.

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