3CK4

A heterospecific leucine zipper tetramer

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
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	d3ck4a1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
A	d3ck4a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
D	d3ck4d1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
D	d3ck4d2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
E	d3ck4e1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
E	d3ck4e2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
H	d3ck4h1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
H	d3ck4h2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
I	d3ck4i1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
I	d3ck4i2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
L	d3ck4l1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
L	d3ck4l2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d3ck4b2	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
B	d3ck4b3	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
C	d3ck4c1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
C	d3ck4c2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
F	d3ck4f1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
F	d3ck4f2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
G	d3ck4g1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
G	d3ck4g2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
J	d3ck4j1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
J	d3ck4j2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
K	d3ck4k1	Coiled coil proteins	Parallel coiled-coil	Leucine zipper domain	Leucine zipper domain	GCN4	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)
K	d3ck4k2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Baker's yeast (Saccharomyces cerevisiae ) [TaxId: 4932 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Leucine zipper-like	8037025	3001609	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, D, E, H, I A, D, E, H, I, L	PF07716	Basic region leucine zipper (bZIP_2)	Basic region leucine zipper	-	Coiled-coil
B, C, F, G, J B, C, F, G, J, K	PF07716	Basic region leucine zipper (bZIP_2)	Basic region leucine zipper	-	Coiled-coil

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, D, E, H, I A, D, E, H, I, L	GCN4 leucine zipper	TFIID-class transcription factor complex binding transcription factor binding basal transcription machinery binding protein-containing complex binding protein binding binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA binding double-stranded DNA binding TFIID-class transcription factor complex binding transcription factor binding basal transcription machinery binding protein-containing complex binding protein binding binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA 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 organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding chromatin binding transcription regulator activity DNA-binding transcription factor activity mediator complex binding DNA-binding transcription factor activity, RNA polymerase II-specific DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity identical protein binding	response to nutrient levels response to stimulus response to stress response to amino acid starvation response to starvation cellular response to stimulus cellular response to nutrient levels cellular process positive regulation of cellular response to amino acid starvation regulation of response to nutrient levels regulation of cellular process positive regulation of biological process regulation of cellular response to stress cellular response to amino acid starvation response to nutrient levels response to stimulus response to stress response to amino acid starvation response to starvation cellular response to stimulus cellular response to nutrient levels cellular process positive regulation of cellular response to amino acid starvation regulation of response to nutrient levels regulation of cellular process positive regulation of biological process regulation of cellular response to stress cellular response to amino acid starvation positive regulation of response to stimulus cellular response to stress regulation of response to stress positive regulation of cellular process regulation of biological process biological regulation cellular response to starvation regulation of response to stimulus regulation of cellular response to amino acid starvation positive regulation of response to nutrient levels transcription preinitiation complex assembly positive regulation of macromolecule biosynthetic process regulation of primary metabolic process cellular component biogenesis nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process cellular component assembly transcription by RNA polymerase II positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process primary metabolic process positive regulation of transcription by RNA polymerase II positive regulation of DNA-templated transcription initiation positive regulation of RNA metabolic process regulation of gene expression biosynthetic process RNA polymerase II preinitiation complex assembly metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process regulation of RNA polymerase II transcription preinitiation complex assembly regulation of cellular component organization positive regulation of cellular component organization positive regulation of DNA-templated transcription RNA metabolic process cellular component organization protein-DNA complex organization RNA biosynthetic process nucleic acid biosynthetic process regulation of protein-containing complex assembly positive regulation of protein-containing complex assembly positive regulation of biosynthetic process protein-containing complex assembly cellular component organization or biogenesis regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of RNA polymerase II transcription preinitiation complex assembly protein-containing complex organization positive regulation of cellular component biogenesis positive regulation of transcription initiation by RNA polymerase II protein-DNA complex assembly regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression regulation of cellular component biogenesis macromolecule biosynthetic process DNA-templated transcription initiation nucleic acid metabolic process positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II protein localization localization cellular localization protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to nuclear periphery protein localization to nucleus amino acid biosynthetic process amino acid metabolic process nitrogen catabolite regulation of transcription regulation of nitrogen utilization intracellular nitrogen homeostasis nitrogen catabolite activation of transcription from RNA polymerase II promoter chemical homeostasis response to chemical homeostatic process nitrogen catabolite activation of transcription intracellular chemical homeostasis nitrogen catabolite regulation of transcription from RNA polymerase II promoter response to nutrient nitrogen utilization cellular response to chemical stimulus cellular homeostasis cellular response to nutrient signaling signal transduction intracellular signal transduction cell communication negative regulation of biological process negative regulation of RNA biosynthetic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of RNA metabolic process regulation of ribosomal protein gene transcription by RNA polymerase II negative regulation of ribosomal protein gene transcription by RNA polymerase II	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle
B, C, F, G, J B, C, F, G, J, K	GCN4 leucine zipper	TFIID-class transcription factor complex binding transcription factor binding basal transcription machinery binding protein-containing complex binding protein binding binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA binding double-stranded DNA binding TFIID-class transcription factor complex binding transcription factor binding basal transcription machinery binding protein-containing complex binding protein binding binding basal RNA polymerase II transcription machinery binding general transcription initiation factor binding RNA polymerase II general transcription initiation factor binding RNA polymerase II-specific DNA-binding transcription factor binding DNA-binding transcription factor binding DNA binding sequence-specific DNA 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 organic cyclic compound binding transcription regulatory region nucleic acid binding RNA polymerase II cis-regulatory region sequence-specific DNA binding chromatin binding transcription regulator activity DNA-binding transcription factor activity mediator complex binding DNA-binding transcription factor activity, RNA polymerase II-specific DNA-binding transcription activator activity, RNA polymerase II-specific DNA-binding transcription activator activity identical protein binding	response to nutrient levels response to stimulus response to stress response to amino acid starvation response to starvation cellular response to stimulus cellular response to nutrient levels cellular process positive regulation of cellular response to amino acid starvation regulation of response to nutrient levels regulation of cellular process positive regulation of biological process regulation of cellular response to stress cellular response to amino acid starvation response to nutrient levels response to stimulus response to stress response to amino acid starvation response to starvation cellular response to stimulus cellular response to nutrient levels cellular process positive regulation of cellular response to amino acid starvation regulation of response to nutrient levels regulation of cellular process positive regulation of biological process regulation of cellular response to stress cellular response to amino acid starvation positive regulation of response to stimulus cellular response to stress regulation of response to stress positive regulation of cellular process regulation of biological process biological regulation cellular response to starvation regulation of response to stimulus regulation of cellular response to amino acid starvation positive regulation of response to nutrient levels transcription preinitiation complex assembly positive regulation of macromolecule biosynthetic process regulation of primary metabolic process cellular component biogenesis nucleobase-containing compound metabolic process DNA-templated transcription positive regulation of metabolic process regulation of DNA-templated transcription initiation regulation of RNA metabolic process cellular component assembly transcription by RNA polymerase II positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process transcription initiation at RNA polymerase II promoter regulation of transcription by RNA polymerase II positive regulation of nucleobase-containing compound metabolic process primary metabolic process positive regulation of transcription by RNA polymerase II positive regulation of DNA-templated transcription initiation positive regulation of RNA metabolic process regulation of gene expression biosynthetic process RNA polymerase II preinitiation complex assembly metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of DNA-templated transcription regulation of metabolic process regulation of RNA polymerase II transcription preinitiation complex assembly regulation of cellular component organization positive regulation of cellular component organization positive regulation of DNA-templated transcription RNA metabolic process cellular component organization protein-DNA complex organization RNA biosynthetic process nucleic acid biosynthetic process regulation of protein-containing complex assembly positive regulation of protein-containing complex assembly positive regulation of biosynthetic process protein-containing complex assembly cellular component organization or biogenesis regulation of RNA biosynthetic process regulation of biosynthetic process positive regulation of RNA polymerase II transcription preinitiation complex assembly protein-containing complex organization positive regulation of cellular component biogenesis positive regulation of transcription initiation by RNA polymerase II protein-DNA complex assembly regulation of macromolecule metabolic process nucleobase-containing compound biosynthetic process gene expression regulation of cellular component biogenesis macromolecule biosynthetic process DNA-templated transcription initiation nucleic acid metabolic process positive regulation of RNA biosynthetic process regulation of transcription initiation by RNA polymerase II protein localization localization cellular localization protein localization to organelle cellular macromolecule localization macromolecule localization protein localization to nuclear periphery protein localization to nucleus amino acid biosynthetic process amino acid metabolic process nitrogen catabolite regulation of transcription regulation of nitrogen utilization intracellular nitrogen homeostasis nitrogen catabolite activation of transcription from RNA polymerase II promoter chemical homeostasis response to chemical homeostatic process nitrogen catabolite activation of transcription intracellular chemical homeostasis nitrogen catabolite regulation of transcription from RNA polymerase II promoter response to nutrient nitrogen utilization cellular response to chemical stimulus cellular homeostasis cellular response to nutrient signaling signal transduction intracellular signal transduction cell communication negative regulation of biological process negative regulation of RNA biosynthetic process negative regulation of cellular process negative regulation of nucleobase-containing compound metabolic process negative regulation of macromolecule metabolic process negative regulation of DNA-templated transcription negative regulation of transcription by RNA polymerase II negative regulation of metabolic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of RNA metabolic process regulation of ribosomal protein gene transcription by RNA polymerase II negative regulation of ribosomal protein gene transcription by RNA polymerase II	RNA polymerase II transcription regulator complex membrane-bounded organelle protein-containing complex intracellular anatomical structure nucleus nuclear protein-containing complex transcription regulator complex intracellular membrane-bounded organelle intracellular organelle cellular anatomical structure organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, D, E, H, I A, D, E, H, I, L	IPR004827	Basic-leucine zipper domain	Domain
A, D, E, H, I A, D, E, H, I, L	IPR050946	AP-1 Transcription Factor bZIP	Family
A, D, E, H, I A, D, E, H, I, L	IPR046347	Basic-leucine zipper domain superfamily	Homologous Superfamily
B, C, F, G, J B, C, F, G, J, K	IPR004827	Basic-leucine zipper domain	Domain
B, C, F, G, J B, C, F, G, J, K	IPR050946	AP-1 Transcription Factor bZIP	Family
B, C, F, G, J B, C, F, G, J, K	IPR046347	Basic-leucine zipper domain superfamily	Homologous Superfamily