Annotations: 1TAC

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1taca_	Peptides	Transactivation protein TAT	Transactivation protein TAT	Transactivation protein TAT	Transactivation protein TAT	(Human immunodeficiency virus 1 ) [TaxId: 11676 ],	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	Tat	e1tacA1	A: extended segments	X: HIV-1 Tat (From Topology)	H: HIV-1 Tat (From Topology)	T: HIV-1 Tat	F: Tat	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.20.10	Few Secondary Structures	Irregular	HIV-1 Transactivator Protein	Tat domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00539	Transactivating regulatory protein (Tat) (Tat)	Transactivating regulatory protein (Tat)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	TAT PROTEIN	cytoskeletal protein binding protein binding binding actinin binding RNA binding trans-activation response element binding organic cyclic compound binding nucleic acid binding pre-miRNA binding protein domain specific binding transcription regulator activity RNA-binding transcription regulator activity enzyme regulator activity phosphatase inhibitor activity cytoskeletal protein binding protein binding binding actinin binding RNA binding trans-activation response element binding organic cyclic compound binding nucleic acid binding pre-miRNA binding protein domain specific binding transcription regulator activity RNA-binding transcription regulator activity enzyme regulator activity phosphatase inhibitor activity molecular function inhibitor activity phosphatase regulator activity molecular function regulator activity protein phosphatase regulator activity protein phosphatase inhibitor activity enzyme inhibitor activity protein serine/threonine phosphatase inhibitor activity transcription regulatory region nucleic acid binding regulatory region RNA binding cyclin binding cation binding ion binding metal ion binding small molecule binding	biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host translation initiation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated perturbation of host cellular process symbiont-mediated perturbation of host chromatin organization regulation of cellular process regulation of protein modification process regulation of protein phosphorylation negative regulation of biological process regulation of peptidyl-threonine phosphorylation negative regulation of phosphate metabolic process biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host translation initiation symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated perturbation of host cellular process symbiont-mediated perturbation of host chromatin organization regulation of cellular process regulation of protein modification process regulation of protein phosphorylation negative regulation of biological process regulation of peptidyl-threonine phosphorylation negative regulation of phosphate metabolic process regulation of primary metabolic process regulation of phosphate metabolic process phosphate-containing compound metabolic process negative regulation of protein modification process negative regulation of cellular process peptidyl-amino acid modification protein metabolic process peptidyl-threonine modification protein modification process phosphorus metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biological process protein phosphorylation phosphorylation regulation of protein metabolic process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process negative regulation of protein phosphorylation macromolecule modification negative regulation of peptidyl-threonine phosphorylation negative regulation of phosphorus metabolic process metabolic process cellular process regulation of phosphorylation regulation of phosphorus metabolic process macromolecule metabolic process negative regulation of phosphorylation regulation of metabolic process peptidyl-threonine phosphorylation symbiont-mediated perturbation of host defense response viral process modulation by virus of host process virus-mediated perturbation of host defense response modulation by virus of host cellular process apoptotic process cell death programmed cell death transcription elongation by RNA polymerase II positive regulation of DNA-templated transcription positive regulation of transcription elongation by RNA polymerase II positive regulation of biological process RNA metabolic process positive regulation of macromolecule biosynthetic process RNA biosynthetic process nucleobase-containing compound metabolic process DNA-templated transcription nucleic acid biosynthetic process positive regulation of metabolic process regulation of RNA metabolic process transcription by RNA polymerase II positive regulation of biosynthetic process positive regulation of DNA-templated transcription, elongation positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of cellular process regulation of RNA biosynthetic process regulation of biosynthetic process regulation of transcription by RNA polymerase II regulation of DNA-templated transcription elongation positive regulation of nucleobase-containing compound metabolic process regulation of transcription elongation by RNA polymerase II nucleobase-containing compound biosynthetic process gene expression positive regulation of transcription by RNA polymerase II macromolecule biosynthetic process nucleic acid metabolic process positive regulation of RNA metabolic process regulation of gene expression DNA-templated transcription elongation biosynthetic process positive regulation of RNA biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription response to host defenses response to stimulus response to other organism symbiont-mediated perturbation of host immune response symbiont-mediated perturbation of host defenses response to defenses of other organism response to external stimulus response to biotic stimulus symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated suppression of host defenses symbiont-mediated perturbation of host innate immune response response to host response to external biotic stimulus symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host interferon-mediated signaling pathway symbiont-mediated suppression of host type I interferon-mediated signaling pathway symbiont-mediated perturbation of host signal transduction pathway viral gene expression regulation of viral process regulation of viral transcription positive regulation of viral process viral transcription positive regulation of viral transcription	host intracellular membrane-bounded organelle host cellular component host intracellular part cellular anatomical structure host cell part host intracellular region host cell nucleus host cell nucleolus host cell nuclear part host intracellular organelle extracellular region host cell cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001831	Immunodeficiency virus transactivating regulatory protein (Tat)	Family
A	IPR036963	Tat domain superfamily	Homologous Superfamily

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.