EST_HEVBR
ID EST_HEVBR Reviewed; 391 AA.
AC Q7Y1X1; P83269;
DT 16-AUG-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2003, sequence version 1.
DT 25-MAY-2022, entry version 53.
DE RecName: Full=Esterase;
DE EC=3.1.1.-;
DE AltName: Full=Early nodule-specific protein homolog;
DE AltName: Full=Latex allergen Hev b 13;
DE AltName: Allergen=Hev b 13;
DE Flags: Precursor;
OS Hevea brasiliensis (Para rubber tree) (Siphonia brasiliensis).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; fabids; Malpighiales; Euphorbiaceae; Crotonoideae; Micrandreae;
OC Hevea.
OX NCBI_TaxID=3981;
RN [1] {ECO:0000305, ECO:0000312|EMBL:AAP37470.1}
RP NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 116-140 AND 287-295,
RP FUNCTION, MASS SPECTROMETRY, AND ALLERGEN.
RC STRAIN=cv. RRIM 600 {ECO:0000269|PubMed:15024009};
RC TISSUE=Latex {ECO:0000269|PubMed:15024009};
RX PubMed=15024009; DOI=10.1074/jbc.m309800200;
RA Arif S.A.M., Hamilton R.G., Yusof F., Chew N.-P., Loke Y.-H., Nimkar S.,
RA Beintema J.J., Yeang H.-Y.;
RT "Isolation and characterization of the early nodule-specific protein
RT homologue (Hev b 13), an allergenic lipolytic esterase from Hevea
RT brasiliensis latex.";
RL J. Biol. Chem. 279:23933-23941(2004).
CC -!- FUNCTION: Has lipase and esterase activities. May be involved in plant
CC defense. {ECO:0000269|PubMed:15024009, ECO:0000303|PubMed:15024009}.
CC -!- PTM: The N-terminus is blocked. {ECO:0000269|PubMed:15024009}.
CC -!- PTM: Glycosylated. {ECO:0000269|PubMed:15024009}.
CC -!- MASS SPECTROMETRY: Mass=42975; Method=MALDI;
CC Evidence={ECO:0000269|PubMed:15024009};
CC -!- ALLERGEN: Causes an allergic reaction in human. Binds to IgE in 78% of
CC latex allergic patients. IgE binding is abolished by deglycosylation.
CC {ECO:0000269|PubMed:15024009}.
CC -!- SIMILARITY: Belongs to the 'GDSL' lipolytic enzyme family.
CC {ECO:0000305}.
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DR EMBL; AY283800; AAP37470.1; -; mRNA.
DR AlphaFoldDB; Q7Y1X1; -.
DR SMR; Q7Y1X1; -.
DR Allergome; 3312; Hev b 13.0101.
DR Allergome; 702; Hev b 13.
DR PRIDE; Q7Y1X1; -.
DR OrthoDB; 704138at2759; -.
DR GO; GO:0016788; F:hydrolase activity, acting on ester bonds; IDA:UniProtKB.
DR GO; GO:0019863; F:IgE binding; IDA:UniProtKB.
DR GO; GO:0006952; P:defense response; NAS:UniProtKB.
DR CDD; cd01837; SGNH_plant_lipase_like; 1.
DR Gene3D; 3.40.50.1110; -; 1.
DR InterPro; IPR001087; GDSL.
DR InterPro; IPR036514; SGNH_hydro_sf.
DR InterPro; IPR035669; SGNH_plant_lipase-like.
DR Pfam; PF00657; Lipase_GDSL; 1.
PE 1: Evidence at protein level;
KW Allergen; Direct protein sequencing; Glycoprotein; Hydrolase;
KW Plant defense; Signal.
FT SIGNAL 1..26
FT /evidence="ECO:0000255"
FT CHAIN 27..391
FT /note="Esterase"
FT /evidence="ECO:0000255"
FT /id="PRO_0000017851"
FT ACT_SITE 41
FT /note="Nucleophile"
FT /evidence="ECO:0000250"
FT ACT_SITE 347
FT /evidence="ECO:0000250"
FT ACT_SITE 350
FT /evidence="ECO:0000250"
FT CARBOHYD 186
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 193
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 313
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CONFLICT 129..130
FT /note="PF -> SR (in Ref. 1; AA sequence)"
FT /evidence="ECO:0000305"
SQ SEQUENCE 391 AA; 43329 MW; B784257A2FC91428 CRC64;
MEFPETNNNP IITLSFLLCM LSLAYASETC DFPAIFNFGD SNSDTGGKAA AFYPLNPPYG
ETFFHRSTGR YSDGRLIIDF IAESFNLPYL SPYLSSLGSN FKHGADFATA GSTIKLPTTI
IPAHGGFSPF YLDVQYSQFR QFIPRSQFIR ETGGIFAELV PEEYYFEKAL YTFDIGQNDL
TEGFLNLTVE EVNATVPDLV NSFSANVKKI YDLGARTFWI HNTGPIGCLS FILTYFPWAE
KDSAGCAKAY NEVAQHFNHK LKEIVAQLRK DLPLATFVHV DIYSVKYSLF SEPEKHGFEF
PLITCCGYGG KYNFSVTAPC GDTVTADDGT KIVVGSCACP SVRVNWDGAH YTEAANEYFF
DQISTGAFSD PPVPLNMACH KTESLRTLAS V