ID Q334A0_POPTN Unreviewed; 1146 AA.
AC Q334A0;
DT 06-DEC-2005, integrated into UniProtKB/TrEMBL.
DT 06-DEC-2005, sequence version 1.
DT 08-NOV-2023, entry version 113.
DE RecName: Full=Phytochrome {ECO:0000256|PIRNR:PIRNR000084};
GN Name=phyB2 {ECO:0000313|EMBL:CAJ21326.1};
OS Populus tremula (European aspen).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; fabids; Malpighiales; Salicaceae; Saliceae; Populus.
OX NCBI_TaxID=113636 {ECO:0000313|EMBL:CAJ21326.1};
RN [1] {ECO:0000313|EMBL:CAJ21326.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=SweN107 {ECO:0000313|EMBL:CAJ21326.1};
RX PubMed=16361240; DOI=10.1534/genetics.105.047522;
RA Ingvarsson P.K., Garcia M.V., Hall D., Luquez V., Jansson S.;
RT "Clinal variation in phyB2, a candidate gene for day-length-induced growth
RT cessation and bud set, across a latitudinal gradient in European aspen
RT (Populus tremula).";
RL Genetics 172:1845-1853(2006).
CC -!- FUNCTION: Regulatory photoreceptor which exists in two forms that are
CC reversibly interconvertible by light: the Pr form that absorbs
CC maximally in the red region of the spectrum and the Pfr form that
CC absorbs maximally in the far-red region.
CC {ECO:0000256|PIRNR:PIRNR000084}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738}.
CC -!- PTM: Contains one covalently linked phytochromobilin chromophore.
CC {ECO:0000256|PIRSR:PIRSR000084-50}.
CC -!- SIMILARITY: Belongs to the phytochrome family.
CC {ECO:0000256|ARBA:ARBA00008235, ECO:0000256|PIRNR:PIRNR000084}.
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DR EMBL; AM072325; CAJ21326.1; -; Genomic_DNA.
DR AlphaFoldDB; Q334A0; -.
DR GO; GO:0005783; C:endoplasmic reticulum; IEA:UniProt.
DR GO; GO:0051740; F:ethylene binding; IEA:UniProt.
DR GO; GO:0000155; F:phosphorelay sensor kinase activity; IEA:InterPro.
DR GO; GO:0009881; F:photoreceptor activity; IEA:UniProtKB-KW.
DR GO; GO:0042803; F:protein homodimerization activity; IEA:InterPro.
DR GO; GO:0009584; P:detection of visible light; IEA:InterPro.
DR GO; GO:0010105; P:negative regulation of ethylene-activated signaling pathway; IEA:UniProt.
DR GO; GO:0009585; P:red, far-red light phototransduction; IEA:InterPro.
DR GO; GO:0006355; P:regulation of DNA-templated transcription; IEA:InterPro.
DR CDD; cd00082; HisKA; 1.
DR CDD; cd00130; PAS; 2.
DR Gene3D; 1.10.287.130; -; 1.
DR Gene3D; 3.30.450.270; -; 1.
DR Gene3D; 3.30.450.40; -; 1.
DR Gene3D; 3.30.565.10; Histidine kinase-like ATPase, C-terminal domain; 1.
DR Gene3D; 3.30.450.20; PAS domain; 3.
DR InterPro; IPR003018; GAF.
DR InterPro; IPR029016; GAF-like_dom_sf.
DR InterPro; IPR036890; HATPase_C_sf.
DR InterPro; IPR005467; His_kinase_dom.
DR InterPro; IPR003661; HisK_dim/P.
DR InterPro; IPR036097; HisK_dim/P_sf.
DR InterPro; IPR000014; PAS.
DR InterPro; IPR035965; PAS-like_dom_sf.
DR InterPro; IPR013654; PAS_2.
DR InterPro; IPR013767; PAS_fold.
DR InterPro; IPR016132; Phyto_chromo_attachment.
DR InterPro; IPR013516; Phyto_chromo_BS.
DR InterPro; IPR001294; Phytochrome.
DR InterPro; IPR012129; Phytochrome_A-E.
DR InterPro; IPR013515; Phytochrome_cen-reg.
DR InterPro; IPR043150; Phytochrome_PHY_sf.
DR NCBIfam; TIGR00229; sensory_box; 1.
DR PANTHER; PTHR47876; OS08G0260000 PROTEIN; 1.
DR PANTHER; PTHR47876:SF3; PHYTOCHROME 1; 1.
DR Pfam; PF01590; GAF; 1.
DR Pfam; PF00512; HisKA; 1.
DR Pfam; PF00989; PAS; 2.
DR Pfam; PF08446; PAS_2; 1.
DR Pfam; PF00360; PHY; 1.
DR PIRSF; PIRSF000084; Phytochrome; 1.
DR PRINTS; PR01033; PHYTOCHROME.
DR SMART; SM00065; GAF; 1.
DR SMART; SM00388; HisKA; 1.
DR SMART; SM00091; PAS; 2.
DR SUPFAM; SSF55874; ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase; 1.
DR SUPFAM; SSF55781; GAF domain-like; 2.
DR SUPFAM; SSF47384; Homodimeric domain of signal transducing histidine kinase; 1.
DR SUPFAM; SSF55785; PYP-like sensor domain (PAS domain); 3.
DR PROSITE; PS50109; HIS_KIN; 1.
DR PROSITE; PS50112; PAS; 2.
DR PROSITE; PS00245; PHYTOCHROME_1; 1.
DR PROSITE; PS50046; PHYTOCHROME_2; 1.
PE 3: Inferred from homology;
KW Chromophore {ECO:0000256|ARBA:ARBA00022991, ECO:0000256|PIRNR:PIRNR000084};
KW Photoreceptor protein {ECO:0000256|ARBA:ARBA00022543,
KW ECO:0000256|PIRNR:PIRNR000084};
KW Receptor {ECO:0000256|ARBA:ARBA00023170, ECO:0000256|PIRNR:PIRNR000084};
KW Sensory transduction {ECO:0000256|ARBA:ARBA00022606,
KW ECO:0000256|PIRNR:PIRNR000084};
KW Transcription {ECO:0000256|PIRNR:PIRNR000084};
KW Transcription regulation {ECO:0000256|PIRNR:PIRNR000084}.
FT DOMAIN 231..399
FT /note="Phytochrome chromophore attachment site"
FT /evidence="ECO:0000259|PROSITE:PS50046"
FT DOMAIN 624..695
FT /note="PAS"
FT /evidence="ECO:0000259|PROSITE:PS50112"
FT DOMAIN 758..810
FT /note="PAS"
FT /evidence="ECO:0000259|PROSITE:PS50112"
FT DOMAIN 906..1042
FT /note="Histidine kinase"
FT /evidence="ECO:0000259|PROSITE:PS50109"
FT REGION 1..33
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 336
FT /ligand="phytochromobilin"
FT /ligand_id="ChEBI:CHEBI:189064"
FT /note="covalent"
FT /evidence="ECO:0000256|PIRSR:PIRSR000084-50"
SQ SEQUENCE 1146 AA; 127996 MW; F9029ACE82BA35ED CRC64;
MASQSQRQSN QPAHNQAQSS GTSNMRQHHH PTESVSKAIA QYTVDAQLHA VFEQSGGTGK
SFDYSKSVRT PNQSVPEEQI TAYLSKIQRG GHIQPFGCMI AADEQSFRVI AYSENAKDML
GLTPQSVPSL EKQEILFVGA DVRILFRPSS AVLLEKAFGA REITLLNPIW IHSKNSGKPF
YAILHRIDVG IVIDLEPART EDPALSITGA VQSQKLAVRA ISQLQSLPGG DIKLLCDTVV
DSVRGLTGYD RVMVYKFHED EHGEVVAENK RVDLEPYIGL HYPSTDIPQA SRFLFKQNRV
RMIVDCHAIP VSVIQDEGLM QPLCLVGSTL RAPHGCHAQY MENMGSIASL AMAVIIYGND
EEAIGGRNSM RLWGLVVCHH TSARCIPFPL RYACEFLMQA FGLQLNMELQ LASQLLEKHV
LRTQTLLCDM LLRDSHTGIV TQSPSIMDLV KCDGAALYYQ GQYYPLGVTP TEAQIKDIVE
WLLTLHGDPT GLSTDSLADA GYPGAAFLGD AVCGMAVAYI AERDFLFWFR SHTAKEVKWG
GAKHHPEDKD DGQRMHPRSS FKAFLEVVKS RSLPWENAEM DAIHSLQLIL RDSFRDAEAT
NSKAVVHNQL KDMELQGMDE LSSVAREMVR LIETATAPIF AVDVEGRING WNAKVAELTG
LSVEEAMGKS LVHDLVYKEY EEIVDKLIHR AVKGEEDKNV EIKLRTFCSE HQKKAVFVVV
NACSSKDYMD NIVGVCFVGQ DVTGQKVVMD KYVLIQGDYK AIVHSPNPSI PPIFASDENT
CCLEWNTALE KLTGWSRGEV VGKMLVGEVF GSCCKLKGPD ALTKFMIALH NAIGGIDTDK
LPFSFFDRNE KNVQTLLTAN KRVNIKGDII GAFCFLQIAS PELQPSLKVQ KQQEKKSFAR
MKELAYICQE IKNPLSGIHF TNSLLENTDL TEDQQQFLET SAACEKQILK IIRDIDLESI
ENGSLELEKA EFLLGSVINA VVSQAMLLLR ERNLQLLRDI PEEIKTLAVY GDQARIQQVL
ADFLLNMVIY TQSSAGWVEI HVCPTLKQIS DGHTLVHTEF RYLERVLQTR MLGLQHPPRS
FLNCKLTLVK LHREGMVPKI QFQGLSVCQG RLIWLSFPEN TTVALYPLTI WFLLLHRHQS
RSITHT
//