#ID(s) interactor A	ID(s) interactor B	Alt. ID(s) interactor A	Alt. ID(s) interactor B	Alias(es) interactor A	Alias(es) interactor B	Interaction detection method(s)	Publication 1st author(s)	Publication Identifier(s)	Taxid interactor A	Taxid interactor B	Interaction type(s)	Source database(s)	Interaction identifier(s)	Confidence value(s)	Expansion method(s)	Biological role(s) interactor A	Biological role(s) interactor B	Experimental role(s) interactor A	Experimental role(s) interactor B	Type(s) interactor A	Type(s) interactor B	Xref(s) interactor A	Xref(s) interactor B	Interaction Xref(s)	Annotation(s) interactor A	Annotation(s) interactor B	Interaction annotation(s)	Host organism(s)	Interaction parameter(s)	Creation date	Update date	Checksum(s) interactor A	Checksum(s) interactor B	Interaction Checksum(s)	Negative	Feature(s) interactor A	Feature(s) interactor B	Stoichiometry(s) interactor A	Stoichiometry(s) interactor B	Identification method participant A	Identification method participant B
uniprotkb:Q55168	uniprotkb:Q55168	intact:EBI-594457|intact:EBI-1608452|ensemblbacteria:BAA10307	intact:EBI-594457|intact:EBI-1608452|ensemblbacteria:BAA10307	psi-mi:phy1_syny3(display_long)|uniprotkb:Light-regulated histidine kinase 1(gene name synonym)|uniprotkb:cph1(gene name)|psi-mi:cph1(display_short)|uniprotkb:slr0473(locus name)|uniprotkb:Bacteriophytochrome Cph1(gene name synonym)	psi-mi:phy1_syny3(display_long)|uniprotkb:Light-regulated histidine kinase 1(gene name synonym)|uniprotkb:cph1(gene name)|psi-mi:cph1(display_short)|uniprotkb:slr0473(locus name)|uniprotkb:Bacteriophytochrome Cph1(gene name synonym)	psi-mi:"MI:0071"(molecular sieving)	Lamparter et al. (2001)	pubmed:11532008|imex:IM-19117	taxid:1111708(syny3)|taxid:1111708("Synechocystis sp. (strain PCC 6803 / Kazusa)")	taxid:1111708(syny3)|taxid:1111708("Synechocystis sp. (strain PCC 6803 / Kazusa)")	psi-mi:"MI:0407"(direct interaction)	psi-mi:"MI:0469"(IntAct)	intact:EBI-932306|imex:IM-19117-1	-	-	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0497"(neutral component)	psi-mi:"MI:0497"(neutral component)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	dip:DIP-34651N|ensemblbacteria:BAA10307(gene)|ensemblbacteria:BAA10307(transcript)|go:"GO:0000155"(phosphorelay sensor kinase activity)|go:"GO:0004673"(protein histidine kinase activity)|go:"GO:0005524"(ATP binding)|go:"GO:0006355"(regulation of transcription, DNA-templated)|go:"GO:0009584"(detection of visible light)|go:"GO:0009585"(red, far-red light phototransduction)|go:"GO:0009639"(response to red or far red light)|go:"GO:0009883"(red or far-red light photoreceptor activity)|go:"GO:0018298"(protein-chromophore linkage)|go:"GO:0042802"(identical protein binding)|go:"GO:0046777"(protein autophosphorylation)|interpro:IPR000014(PAS)|interpro:IPR001294(Phytochrome)|interpro:IPR003018(GAF)|interpro:IPR003594(ATP-binding region, ATPase-like)|interpro:IPR003661(Signal transduction histidine kinase, subgroup 1, dimerisation and phosphoacceptor region)|interpro:IPR005467(Signal transduction histidine kinase, core)|interpro:IPR013515(Phytochrome, central region)|interpro:IPR013654(PAS fold-2)|interpro:IPR016132(Phytochrome chromophore attachment domain)|interpro:IPR029016|interpro:IPR035965|interpro:IPR036097|interpro:IPR036890|interpro:IPR043150|rcsb pdb:2VEA|rcsb pdb:3ZQ5	dip:DIP-34651N|ensemblbacteria:BAA10307(gene)|ensemblbacteria:BAA10307(transcript)|go:"GO:0000155"(phosphorelay sensor kinase activity)|go:"GO:0004673"(protein histidine kinase activity)|go:"GO:0005524"(ATP binding)|go:"GO:0006355"(regulation of transcription, DNA-templated)|go:"GO:0009584"(detection of visible light)|go:"GO:0009585"(red, far-red light phototransduction)|go:"GO:0009639"(response to red or far red light)|go:"GO:0009883"(red or far-red light photoreceptor activity)|go:"GO:0018298"(protein-chromophore linkage)|go:"GO:0042802"(identical protein binding)|go:"GO:0046777"(protein autophosphorylation)|interpro:IPR000014(PAS)|interpro:IPR001294(Phytochrome)|interpro:IPR003018(GAF)|interpro:IPR003594(ATP-binding region, ATPase-like)|interpro:IPR003661(Signal transduction histidine kinase, subgroup 1, dimerisation and phosphoacceptor region)|interpro:IPR005467(Signal transduction histidine kinase, core)|interpro:IPR013515(Phytochrome, central region)|interpro:IPR013654(PAS fold-2)|interpro:IPR016132(Phytochrome chromophore attachment domain)|interpro:IPR029016|interpro:IPR035965|interpro:IPR036097|interpro:IPR036890|interpro:IPR043150|rcsb pdb:2VEA|rcsb pdb:3ZQ5	-	-	-	comment:"Cph1 adducted with phycocyanobilin forms dimers in both photo-states Pr and Pfr (red and far red light absorbing form respectively). Preparative electrophoresis and basic column buffer (ph9) prevent the dimers formation."|sample process:Q55168 purified|dataset:Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species|full coverage:Only protein-protein interactions|curation depth:imex curation	taxid:-1(in vitro)|taxid:-1(In vitro)	-	2006/05/01	2014/10/16	rogid:P7KLmBza9PG6J5NTB6bRYAt7V7U1111708	rogid:P7KLmBza9PG6J5NTB6bRYAt7V7U1111708	intact-crc:367D72E9B486BB29|rigid:Vd5rmBVkAXAcScTdxJxKH3GSM8Y	false	his tag:c-c	his tag:c-c	2	0	psi-mi:"MI:0396"(predetermined participant)	psi-mi:"MI:0396"(predetermined participant)
uniprotkb:Q55168	-	intact:EBI-594457|intact:EBI-1608452|ensemblbacteria:BAA10307	-	psi-mi:phy1_syny3(display_long)|uniprotkb:Light-regulated histidine kinase 1(gene name synonym)|uniprotkb:cph1(gene name)|psi-mi:cph1(display_short)|uniprotkb:slr0473(locus name)|uniprotkb:Bacteriophytochrome Cph1(gene name synonym)	-	psi-mi:"MI:0424"(protein kinase assay)	Lamparter et al. (2001)	pubmed:11532008|imex:IM-19117	taxid:1111708(syny3)|taxid:1111708("Synechocystis sp. (strain PCC 6803 / Kazusa)")	-	psi-mi:"MI:0217"(phosphorylation reaction)	psi-mi:"MI:0469"(IntAct)	intact:EBI-932326|imex:IM-19117-2	-	-	psi-mi:"MI:0898"(putative self)	-	psi-mi:"MI:0898"(putative self)	-	psi-mi:"MI:0326"(protein)	-	dip:DIP-34651N|ensemblbacteria:BAA10307(gene)|ensemblbacteria:BAA10307(transcript)|go:"GO:0000155"(phosphorelay sensor kinase activity)|go:"GO:0004673"(protein histidine kinase activity)|go:"GO:0005524"(ATP binding)|go:"GO:0006355"(regulation of transcription, DNA-templated)|go:"GO:0009584"(detection of visible light)|go:"GO:0009585"(red, far-red light phototransduction)|go:"GO:0009639"(response to red or far red light)|go:"GO:0009883"(red or far-red light photoreceptor activity)|go:"GO:0018298"(protein-chromophore linkage)|go:"GO:0042802"(identical protein binding)|go:"GO:0046777"(protein autophosphorylation)|interpro:IPR000014(PAS)|interpro:IPR001294(Phytochrome)|interpro:IPR003018(GAF)|interpro:IPR003594(ATP-binding region, ATPase-like)|interpro:IPR003661(Signal transduction histidine kinase, subgroup 1, dimerisation and phosphoacceptor region)|interpro:IPR005467(Signal transduction histidine kinase, core)|interpro:IPR013515(Phytochrome, central region)|interpro:IPR013654(PAS fold-2)|interpro:IPR016132(Phytochrome chromophore attachment domain)|interpro:IPR029016|interpro:IPR035965|interpro:IPR036097|interpro:IPR036890|interpro:IPR043150|rcsb pdb:2VEA|rcsb pdb:3ZQ5	-	-	-	-	comment:"The red light-absorbing form (Pr form) of cph1, exhibited a higher rate of ATP-dependant autophosphorylation compared to the far red light-absorbing form (Pfr form)."|sample process:Q55168 purified|dataset:Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species|full coverage:Only protein-protein interactions|curation depth:imex curation	taxid:-1(in vitro)|taxid:-1(In vitro)	-	2006/05/01	2014/10/16	rogid:P7KLmBza9PG6J5NTB6bRYAt7V7U1111708	-	intact-crc:9790C975D4427BC9	false	his tag:c-c	-	-	-	psi-mi:"MI:0396"(predetermined participant)	-
uniprotkb:Q55169	uniprotkb:Q55168	intact:EBI-766949|intact:EBI-1609361|ensemblbacteria:BAA10308	intact:EBI-594457|intact:EBI-1608452|ensemblbacteria:BAA10307	psi-mi:rcp1_syny3(display_long)|uniprotkb:rcp1(gene name)|psi-mi:rcp1(display_short)|uniprotkb:slr0474(locus name)	psi-mi:phy1_syny3(display_long)|uniprotkb:Light-regulated histidine kinase 1(gene name synonym)|uniprotkb:cph1(gene name)|psi-mi:cph1(display_short)|uniprotkb:slr0473(locus name)|uniprotkb:Bacteriophytochrome Cph1(gene name synonym)	psi-mi:"MI:0424"(protein kinase assay)	Lamparter et al. (2001)	pubmed:11532008|imex:IM-19117	taxid:1111708(syny3)|taxid:1111708("Synechocystis sp. (strain PCC 6803 / Kazusa)")	taxid:1111708(syny3)|taxid:1111708("Synechocystis sp. (strain PCC 6803 / Kazusa)")	psi-mi:"MI:0217"(phosphorylation reaction)	psi-mi:"MI:0469"(IntAct)	intact:EBI-932341|imex:IM-19117-3	-	-	psi-mi:"MI:0502"(enzyme target)	psi-mi:"MI:0501"(enzyme)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0499"(unspecified role)	psi-mi:"MI:0326"(protein)	psi-mi:"MI:0326"(protein)	interpro:IPR011006(CheY-like)|interpro:IPR001789(Signal transduction response regulator, receiver region)|rcsb pdb:1I3C|rcsb pdb:1JLK|ensemblbacteria:BAA10308(gene)|ensemblbacteria:BAA10308(transcript)|go:"GO:0000160"(phosphorelay signal transduction system)	dip:DIP-34651N|ensemblbacteria:BAA10307(gene)|ensemblbacteria:BAA10307(transcript)|go:"GO:0000155"(phosphorelay sensor kinase activity)|go:"GO:0004673"(protein histidine kinase activity)|go:"GO:0005524"(ATP binding)|go:"GO:0006355"(regulation of transcription, DNA-templated)|go:"GO:0009584"(detection of visible light)|go:"GO:0009585"(red, far-red light phototransduction)|go:"GO:0009639"(response to red or far red light)|go:"GO:0009883"(red or far-red light photoreceptor activity)|go:"GO:0018298"(protein-chromophore linkage)|go:"GO:0042802"(identical protein binding)|go:"GO:0046777"(protein autophosphorylation)|interpro:IPR000014(PAS)|interpro:IPR001294(Phytochrome)|interpro:IPR003018(GAF)|interpro:IPR003594(ATP-binding region, ATPase-like)|interpro:IPR003661(Signal transduction histidine kinase, subgroup 1, dimerisation and phosphoacceptor region)|interpro:IPR005467(Signal transduction histidine kinase, core)|interpro:IPR013515(Phytochrome, central region)|interpro:IPR013654(PAS fold-2)|interpro:IPR016132(Phytochrome chromophore attachment domain)|interpro:IPR029016|interpro:IPR035965|interpro:IPR036097|interpro:IPR036890|interpro:IPR043150|rcsb pdb:2VEA|rcsb pdb:3ZQ5	-	-	-	caution:"The red light-absorbing form (Pr form) of cph1, can phosphorylate rcp1 whereas the far-red light-absorbing form (Pfr form) cannot"|dataset:Cyanobacteria - Interaction dataset based on Cyanobacteria proteins and related species|full coverage:Only protein-protein interactions|curation depth:imex curation	taxid:-1(in vitro)|taxid:-1(In vitro)	-	2006/05/01	2014/10/16	rogid:EAKKKfARiylfzzz71tK/oVy9MZ41111708	rogid:P7KLmBza9PG6J5NTB6bRYAt7V7U1111708	intact-crc:914792804069CD1F|rigid:yHYV204Ka7pkcFXU50xqAl5s+pI	false	his tag:c-c	his tag:c-c	-	-	psi-mi:"MI:0396"(predetermined participant)	psi-mi:"MI:0396"(predetermined participant)