3W3D

Crystal structure of smooth muscle G actin DNase I complex

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3w3da2	Alpha and beta proteins (a/b)	Ribonuclease H-like motif	Actin-like ATPase domain	Actin/HSP70	automated matches	(Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
A	d3w3da1	Alpha and beta proteins (a/b)	Ribonuclease H-like motif	Actin-like ATPase domain	automated matches	automated matches	(Gallus gallus ) [TaxId: 9031 ],	SCOPe (2.08)
B	d3w3db_	Alpha and beta proteins (a+b)	DNase I-like	DNase I-like	DNase I-like	Deoxyribonuclease I	(Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Actin/HSP70	8082538	4000313	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Actin-like ATPases	8092418	3000092	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Actin-like ATPases	8082539	3000092	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	DNase I-like	8036570	3000957	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	Actin_1st	e3w3dA3	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_1st	ECOD (1.6)
A	Actin_2nd	e3w3dA4	A: mixed a+b and a/b	X: Ribonuclease H-like	H: Ribonuclease H-like (From Topology)	T: Ribonuclease H-like	F: Actin_2nd	ECOD (1.6)
B	Exo_endo_phos	e3w3dB1	A: a+b four layers	X: Carbon-nitrogen hydrolase-like	H: DNase I-like (From Topology)	T: DNase I-like	F: Exo_endo_phos	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.420.40	Alpha Beta	2-Layer Sandwich	Nucleotidyltransferase	domain 5	CATH (4.3.0)
A	2.30.36.70	Mainly Beta	Roll	Actin	Chain A, domain 2	CATH (4.3.0)
A	3.90.640.10	Alpha Beta	Alpha-Beta Complex	Actin	Chain A, domain 4	CATH (4.3.0)
B	3.60.10.10	Alpha Beta	4-Layer Sandwich	Deoxyribonuclease I	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00022	Actin (Actin)	Actin	-	Family
B	PF03372	Endonuclease/Exonuclease/phosphatase family (Exo_endo_phos)	Endonuclease/Exonuclease/phosphatase family	This large family of proteins includes magnesium dependent endonucleases and a large number of phosphatases involved in intracellular signalling [1]. This family includes: AP endonuclease proteins EC:4.2.99.18 e.g Swiss:P27695, DNase I proteins EC:3. ...	This large family of proteins includes magnesium dependent endonucleases and a large number of phosphatases involved in intracellular signalling [1]. This family includes: AP endonuclease proteins EC:4.2.99.18 e.g Swiss:P27695, DNase I proteins EC:3.1.21.1 e.g. Swiss:P24855, Synaptojanin an inositol-1,4,5-trisphosphate phosphatase EC:3.1.3.56 Swiss:O43426, Sphingomyelinase EC:3.1.4.12 Swiss:P11889 and Nocturnin Swiss:O35710.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Actin, gamma-enteric smooth muscle	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding hydrolase activity catalytic activity	-	intracellular anatomical structure cytoplasm cellular anatomical entity intracellular organelle cytoskeleton organelle intracellular non-membrane-bounded organelle non-membrane-bounded organelle
B	Deoxyribonuclease-1	DNA binding binding organic cyclic compound binding nucleic acid binding cytoskeletal protein binding actin binding protein binding endonuclease activity catalytic activity, acting on a nucleic acid endodeoxyribonuclease activity, producing 5'-phosphomonoesters hydrolase activity DNA nuclease activity DNA endonuclease activity deoxyribonuclease I activity DNA binding binding organic cyclic compound binding nucleic acid binding cytoskeletal protein binding actin binding protein binding endonuclease activity catalytic activity, acting on a nucleic acid endodeoxyribonuclease activity, producing 5'-phosphomonoesters hydrolase activity DNA nuclease activity DNA endonuclease activity deoxyribonuclease I activity nuclease activity hydrolase activity, acting on ester bonds catalytic activity, acting on DNA endonuclease activity, active with either ribo- or deoxyribonucleic acids and producing 5'-phosphomonoesters catalytic activity	catabolic process primary metabolic process DNA metabolic process nucleic acid metabolic process macromolecule catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process DNA catabolic process nucleic acid catabolic process metabolic process macromolecule metabolic process regulation of immune effector process regulation of myeloid leukocyte mediated immunity regulation of biological process catabolic process primary metabolic process DNA metabolic process nucleic acid metabolic process macromolecule catabolic process nucleobase-containing compound catabolic process nucleobase-containing compound metabolic process DNA catabolic process nucleic acid catabolic process metabolic process macromolecule metabolic process regulation of immune effector process regulation of myeloid leukocyte mediated immunity regulation of biological process regulation of cellular process neutrophil mediated cytotoxicity regulation of neutrophil mediated cytotoxicity biological regulation regulation of leukocyte mediated cytotoxicity leukocyte mediated cytotoxicity myeloid leukocyte mediated immunity immune effector process regulation of leukocyte mediated immunity neutrophil mediated immunity immune system process leukocyte mediated immunity regulation of immune system process regulation of cell killing cellular process cell killing apoptotic process cell death programmed cell death neutrophil activation multicellular organismal process response to stimulus immune response cell activation cell activation involved in immune response myeloid leukocyte activation myeloid cell activation involved in immune response leukocyte activation neutrophil activation involved in immune response leukocyte activation involved in immune response granulocyte activation regulation of defense response regulation of response to external stimulus defense response regulation of inflammatory response response to external stimulus regulation of response to stimulus response to stress regulation of response to stress regulation of acute inflammatory response inflammatory response acute inflammatory response	membrane-bounded organelle zymogen granule intracellular anatomical structure intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle membrane-bounded organelle zymogen granule intracellular anatomical structure intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle organelle envelope nuclear envelope nucleus extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR020902	Actin/actin-like conserved site	Conserved Site
A	IPR004001	Actin, conserved site	Conserved Site
A	IPR043129	ATPase, nucleotide binding domain	Homologous Superfamily
A	IPR004000	Actin family	Family
B	IPR005135	Endonuclease/exonuclease/phosphatase	Domain
B	IPR018057	Deoxyribonuclease I, active site	Active Site
B	IPR033125	Deoxyribonuclease I, conservied site	Conserved Site
B	IPR016202	Deoxyribonuclease I	Family
B	IPR036691	Endonuclease/exonuclease/phosphatase superfamily	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	HIC	Parent Component: HIS RESID: AA0317 PSI-MOD : 1'-methyl-L-histidine MOD:00322

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.