6J4R

Structural basis for the target DNA recognition and binding by the MYB domain of phosphate starvation response regulator 1

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)
A	SCOP2B Superfamily	Homeodomain-like	8095245	3000001	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Homeodomain-like	8095245	3000001	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Homeodomain-like	8095245	3000001	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Homeodomain-like	8095245	3000001	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	Myb_DNA-binding_8	e6j4rA1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_8	ECOD (1.6)
C	Myb_DNA-binding_8	e6j4rC1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_8	ECOD (1.6)
D	Myb_DNA-binding_8	e6j4rD1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_8	ECOD (1.6)
B	Myb_DNA-binding_8	e6j4rB1	A: alpha arrays	X: HTH	H: HTH	T: tri-helical	F: Myb_DNA-binding_8	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 (utative)
C	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (utative)
D	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (utative)
B	1.10.10.60	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	Homeodomain-like	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00249	Myb-like DNA-binding domain (Myb_DNA-binding)	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, B, C, D	Protein PHOSPHATE STARVATION RESPONSE 1	DNA binding binding organic cyclic compound binding nucleic acid binding transcription regulator activity DNA-binding transcription factor activity	rhythmic process circadian rhythm regulation of cellular process cellular biosynthetic process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process rhythmic process circadian rhythm regulation of cellular process cellular biosynthetic process RNA metabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of biological process cellular metabolic process biological regulation primary metabolic process regulation of cellular metabolic process regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process nucleic acid metabolic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process metabolic process regulation of macromolecule biosynthetic process cellular process regulation of DNA-templated transcription macromolecule metabolic process regulation of metabolic process regulation of localization transport regulation of transport monoatomic ion transmembrane transport regulation of monoatomic ion transport regulation of monoatomic ion transmembrane transport establishment of localization transmembrane transport localization regulation of transmembrane transport monoatomic ion transport sulfate ion homeostasis inorganic ion homeostasis chemical homeostasis homeostatic process response to stimulus response to arsenite ion response to chemical response to oxygen-containing compound response to arsenic-containing substance cellular response to stimulus cellular response to nutrient levels response to nutrient levels cellular response to phosphate starvation cellular response to stress response to stress response to starvation cellular response to starvation response to light stimulus response to light intensity cellular response to light intensity cellular response to radiation response to high light intensity cellular response to environmental stimulus cellular response to light stimulus cellular response to high light intensity response to radiation response to abiotic stimulus cellular response to abiotic stimulus	membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle nucleus intracellular membrane-bounded organelle cellular anatomical entity
E [auth F]	DNA (5'-D(CPCPAPTPAPTPAPTPGPAP*C)-3')	-	-	-
F [auth E]	DNA (5'-D(GPTPCPAPTPAPTPAPTPGP*G)-3')	-	-	-
G [auth X]	DNA (5'-D(GPGPTPAPTPAPTPAPCPTP*G)-3')	-	-	-
H [auth Y]	DNA (5'-D(CPAPGPTPAPTPAPTPAPCP*C)-3')	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR009057	Homedomain-like superfamily	Homologous Superfamily
A, B, C, D	IPR025756	MYB-CC type transcription factor, LHEQLE-containing domain	Domain
A, B, C, D	IPR017930	Myb domain	Domain
A, B, C, D	IPR001005	SANT/Myb domain	Domain
A, B, C, D	IPR046955	Myb family transcription factor PHR1-like	Family
A, B, C, D	IPR006447	Myb domain, plants	Domain

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.