ID   2SS2_BEREX              Reviewed;         154 AA.
AC   P0C8Y8;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   24-MAR-2009, sequence version 1.
DT   25-MAY-2022, entry version 23.
DE   RecName: Full=2S sulfur-rich seed storage protein 2;
DE   Contains:
DE     RecName: Full=2S sulfur-rich seed storage protein small chain 2;
DE     AltName: Full=2S albumin 2 small subunit;
DE   Contains:
DE     RecName: Full=2S sulfur-rich seed storage protein large chain 2;
DE     AltName: Full=2S albumin 2 large subunit;
DE   Flags: Precursor;
GN   Name=BE2S2;
OS   Bertholletia excelsa (Brazil nut).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   asterids; Ericales; Lecythidaceae; Bertholletia.
OX   NCBI_TaxID=3645;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=1840683; DOI=10.1007/bf00023994;
RA   Gander E.S., Holmstroem K.O., de Paiva G.R., de Castro L.A.B., Carneiro M.,
RA   Grossi de Sa M.F.;
RT   "Isolation, characterization and expression of a gene coding for a 2S
RT   albumin from Bertholletia excelsa (Brazil nut).";
RL   Plant Mol. Biol. 16:437-448(1991).
CC   -!- FUNCTION: This is a 2S seed storage protein.
CC   -!- SUBUNIT: The mature protein consists of a small and a large chain
CC       linked by disulfide bonds.
CC   -!- SIMILARITY: Belongs to the 2S seed storage albumins family.
CC       {ECO:0000305}.
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DR   EMBL; X54491; CAA38363.1; -; Genomic_DNA.
DR   PIR; S14947; S14947.
DR   AlphaFoldDB; P0C8Y8; -.
DR   SMR; P0C8Y8; -.
DR   Allergome; 88; Ber e 1.
DR   GO; GO:0045735; F:nutrient reservoir activity; IEA:UniProtKB-KW.
DR   CDD; cd00261; AAI_SS; 1.
DR   Gene3D; 1.10.110.10; -; 1.
DR   InterPro; IPR044723; AAI_SS_dom.
DR   InterPro; IPR036312; Bifun_inhib/LTP/seed_sf.
DR   InterPro; IPR016140; Bifunc_inhib/LTP/seed_store.
DR   InterPro; IPR000617; Napin/2SS/CON.
DR   PANTHER; PTHR35496; PTHR35496; 1.
DR   Pfam; PF00234; Tryp_alpha_amyl; 1.
DR   PRINTS; PR00496; NAPIN.
DR   SMART; SM00499; AAI; 1.
DR   SUPFAM; SSF47699; SSF47699; 1.
PE   3: Inferred from homology;
KW   Disulfide bond; Seed storage protein; Signal; Storage protein.
FT   SIGNAL          1..22
FT                   /evidence="ECO:0000255"
FT   PROPEP          23..?
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000367060"
FT   CHAIN           ?..71
FT                   /note="2S sulfur-rich seed storage protein small chain 2"
FT                   /id="PRO_0000367061"
FT   PROPEP          72..76
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000367062"
FT   CHAIN           77..150
FT                   /note="2S sulfur-rich seed storage protein large chain 2"
FT                   /id="PRO_0000367063"
FT   PROPEP          151..154
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000367064"
FT   REGION          29..52
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        30..49
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   DISULFID        47..101
FT                   /note="Interchain (between small and large chains)"
FT                   /evidence="ECO:0000250"
FT   DISULFID        60..90
FT                   /note="Interchain (between small and large chains)"
FT                   /evidence="ECO:0000250"
FT   DISULFID        91..138
FT                   /evidence="ECO:0000250"
FT   DISULFID        103..145
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   154 AA;  18254 MW;  6D57C87C55A62066 CRC64;
     MAKMSVVAAA LLALLVLGQA TAFRTTVTTT LEEEQEENPR GRSEQQCREQ MERQQQLNHC
     RMYLRQQMEE SPYQNPRPLR RGEEPHLDEC CEQLERMDEM CRCEGLRMML RRQREEMELQ
     GEQMQRIMRK AENLLSRCNL SPQRCPMGGY TAWL