3OSG | pdb_00003osg

The structure of protozoan parasite Trichomonas vaginalis Myb2 in complex with MRE-1-12 DNA

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3osga1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	automated matches	automated matches	(Trichomonas vaginalis ) [TaxId: 5722 ],	SCOPe (2.08)
D	d3osgd1	All alpha proteins	DNA/RNA-binding 3-helical bundle	Homeodomain-like	automated matches	automated matches	(Trichomonas vaginalis ) [TaxId: 5722 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Myb_DNA-binding_1	e3osgA1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_1	ECOD (1.6)
A	Myb_DNA-binding_2	e3osgA2	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_2	ECOD (1.6)
D	Myb_DNA-binding_1	e3osgD1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_1	ECOD (1.6)
D	Myb_DNA-binding_2	e3osgD2	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)
D	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, D	PF13921	Myb-like DNA-binding domain (Myb_DNA-bind_6)	Myb-like DNA-binding domain	This family contains the DNA binding domains from Myb proteins, as well as the SANT domain family [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, D	MYB21	DNA binding sequence-specific DNA binding binding double-stranded DNA binding nucleic acid binding RNA polymerase II transcription regulatory region sequence-specific DNA binding cis-regulatory region sequence-specific DNA binding sequence-specific double-stranded DNA binding transcription cis-regulatory region binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding DNA-binding transcription factor activity, RNA polymerase II-specific transcription regulator activity DNA-binding transcription factor activity	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle
B, E	5'-D(APAPAPTPAPTPCPGPTPTPAPT)-3'	-	-	-
C, F	5'-D(APTPAPAPCPGPAPTPAPTPTPT)-3'	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A, D	IPR001005	SANT/Myb domain	Domain
A, D	IPR017930	Myb domain	Domain
A, D	IPR050560	Transcription factors Myb-like	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.