ID Q39941_HELAN Unreviewed; 313 AA.
AC Q39941;
DT 01-NOV-1996, integrated into UniProtKB/TrEMBL.
DT 01-NOV-1996, sequence version 1.
DT 22-FEB-2023, entry version 112.
DE RecName: Full=Homeobox-leucine zipper protein {ECO:0000256|RuleBase:RU369038};
DE AltName: Full=HD-ZIP protein {ECO:0000256|RuleBase:RU369038};
DE AltName: Full=Homeodomain transcription factor {ECO:0000256|RuleBase:RU369038};
GN Name=HAHB-1 {ECO:0000313|EMBL:AAA63765.1};
OS Helianthus annuus (Common sunflower).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; campanulids; Asterales; Asteraceae; Asteroideae;
OC Heliantheae alliance; Heliantheae; Helianthus.
OX NCBI_TaxID=4232 {ECO:0000313|EMBL:AAA63765.1};
RN [1] {ECO:0000313|EMBL:AAA63765.1}
RP NUCLEOTIDE SEQUENCE.
RC TISSUE=Stem {ECO:0000313|EMBL:AAA63765.1};
RX PubMed=7846169; DOI=10.1104/pp.106.4.1687;
RA Chan R.L., Gonzalez D.H.;
RT "A cDNA encoding an HD-zip protein from sunflower.";
RL Plant Physiol. 106:1687-1688(1994).
CC -!- FUNCTION: Transcription factor. {ECO:0000256|RuleBase:RU369038}.
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|PROSITE-ProRule:PRU00108, ECO:0000256|RuleBase:RU000682}.
CC -!- SIMILARITY: Belongs to the HD-ZIP homeobox family. Class I subfamily.
CC {ECO:0000256|ARBA:ARBA00025748, ECO:0000256|RuleBase:RU369038}.
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DR EMBL; L22847; AAA63765.1; -; mRNA.
DR PIR; T12634; T12634.
DR AlphaFoldDB; Q39941; -.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR GO; GO:0000981; F:DNA-binding transcription factor activity, RNA polymerase II-specific; IEA:UniProtKB-UniRule.
DR GO; GO:0043565; F:sequence-specific DNA binding; IEA:InterPro.
DR CDD; cd00086; homeodomain; 1.
DR Gene3D; 1.10.10.60; Homeodomain-like; 1.
DR InterPro; IPR045224; HDZip_class_I_plant.
DR InterPro; IPR009057; Homeobox-like_sf.
DR InterPro; IPR017970; Homeobox_CS.
DR InterPro; IPR001356; Homeobox_dom.
DR InterPro; IPR000047; HTH_motif.
DR InterPro; IPR003106; Leu_zip_homeo.
DR PANTHER; PTHR24326; HOMEOBOX-LEUCINE ZIPPER PROTEIN; 1.
DR PANTHER; PTHR24326:SF176; HOMEOBOX-LEUCINE ZIPPER PROTEIN ATHB-13; 1.
DR Pfam; PF02183; HALZ; 1.
DR Pfam; PF00046; Homeodomain; 1.
DR PRINTS; PR00031; HTHREPRESSR.
DR SMART; SM00389; HOX; 1.
DR SUPFAM; SSF46689; Homeodomain-like; 1.
DR PROSITE; PS00027; HOMEOBOX_1; 1.
DR PROSITE; PS50071; HOMEOBOX_2; 1.
PE 2: Evidence at transcript level;
KW Coiled coil {ECO:0000256|SAM:Coils};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|PROSITE-
KW ProRule:PRU00108};
KW Homeobox {ECO:0000256|ARBA:ARBA00023155, ECO:0000256|PROSITE-
KW ProRule:PRU00108};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|PROSITE-
KW ProRule:PRU00108}; Transcription {ECO:0000256|RuleBase:RU369038};
KW Transcription regulation {ECO:0000256|RuleBase:RU369038}.
FT DOMAIN 91..147
FT /note="Homeobox"
FT /evidence="ECO:0000259|PROSITE:PS50071"
FT DNA_BIND 93..148
FT /note="Homeobox"
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU00108"
FT REGION 60..84
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT REGION 221..241
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COILED 139..187
FT /evidence="ECO:0000256|SAM:Coils"
SQ SEQUENCE 313 AA; 35539 MW; 8C9DFAECB07E8E92 CRC64;
MTCTGMAFFS SNFMLQSSQE DDHHAPTSLS PILPPCSTTT QDFSGAAFLG KRSMSSYSGL
NNNNMDGCDQ EGNMNGEDEL SDDGSQLLAG EKKRRLNMEQ VKTLQRNFEL GNKLEPERKM
QLARALGLQP RQIAIWFQNR RARWKTKQLE KDYDALKRQF EAVKAENDSL QSQNHKLHAE
IMALKNREPA ELINLNIKET EGSCSNRSEN SSEIKLDISR TPATDSPLSS HHQHQHQPIP
NLFPSSNIDR PNSNNIVAHQ LFHNSSSRPA DHQLHCHKLD QSNAIKEECF STMFVGMDDQ
SGFWPWLEQP QFN
//
