ID   VSPA_SOYBN              Reviewed;         254 AA.
AC   P15490;
DT   01-APR-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1990, sequence version 1.
DT   03-AUG-2022, entry version 114.
DE   RecName: Full=Stem 28 kDa glycoprotein;
DE   AltName: Full=Vegetative storage protein A;
DE   Flags: Precursor;
GN   Name=VSPA;
OS   Glycine max (Soybean) (Glycine hispida).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC   NPAAA clade; indigoferoid/millettioid clade; Phaseoleae; Glycine;
OC   Glycine subgen. Soja.
OX   NCBI_TaxID=3847;
RN   [1]
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=cv. Williams 82;
RX   AGRICOLA=IND91035200; DOI=10.1007/BF00019524;
RA   Mason H.S., Guerrero F.D., Boyer J.S., Mullet J.E.;
RT   "Proteins homologous to leaf glycoproteins are abundant in stems of
RT   darkgrown soybean seedlings. Analysis of proteins and cDNAs.";
RL   Plant Mol. Biol. 11:845-856(1988).
RN   [2]
RP   NUCLEOTIDE SEQUENCE.
RA   Rhee Y., Staswick P.E.;
RL   Submitted (SEP-1991) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: May function as somatic storage protein during early seedling
CC       development.
CC   -!- TISSUE SPECIFICITY: Accumulates in the stems of developing soybean
CC       seedlings.
CC   -!- SIMILARITY: Belongs to the APS1/VSP family. {ECO:0000305}.
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DR   EMBL; M37530; AAA33937.1; -; mRNA.
DR   EMBL; M76981; AAA33967.1; -; Genomic_DNA.
DR   PIR; A45504; A45504.
DR   PIR; S08511; S08511.
DR   RefSeq; NP_001238459.1; NM_001251530.2.
DR   AlphaFoldDB; P15490; -.
DR   SMR; P15490; -.
DR   STRING; 3847.GLYMA07G01730.1; -.
DR   PRIDE; P15490; -.
DR   EnsemblPlants; KRH47195; KRH47195; GLYMA_07G014500.
DR   GeneID; 547821; -.
DR   Gramene; KRH47195; KRH47195; GLYMA_07G014500.
DR   KEGG; gmx:547821; -.
DR   eggNOG; ENOG502QU6T; Eukaryota.
DR   HOGENOM; CLU_053338_1_1_1; -.
DR   InParanoid; P15490; -.
DR   OMA; NIGDQWN; -.
DR   OrthoDB; 1186645at2759; -.
DR   Proteomes; UP000008827; Chromosome 7.
DR   Genevisible; P15490; GM.
DR   GO; GO:0045735; F:nutrient reservoir activity; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.50.1000; -; 1.
DR   InterPro; IPR005519; Acid_phosphat_B-like.
DR   InterPro; IPR014403; APS1/VSP.
DR   InterPro; IPR036412; HAD-like_sf.
DR   InterPro; IPR023214; HAD_sf.
DR   InterPro; IPR011267; Veg_Stor_Prot.
DR   Pfam; PF03767; Acid_phosphat_B; 1.
DR   PIRSF; PIRSF002674; VSP; 1.
DR   SUPFAM; SSF56784; SSF56784; 1.
DR   TIGRFAMs; TIGR01680; Veg_Stor_Prot; 1.
PE   2: Evidence at transcript level;
KW   Glycoprotein; Reference proteome; Seed storage protein; Signal;
KW   Storage protein.
FT   SIGNAL          1..21
FT                   /evidence="ECO:0000255"
FT   PROPEP          22..34
FT                   /id="PRO_0000023989"
FT   CHAIN           35..254
FT                   /note="Stem 28 kDa glycoprotein"
FT                   /id="PRO_0000023990"
FT   CARBOHYD        129
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   254 AA;  29065 MW;  1B13F66054CEEF8B CRC64;
     MKMKVLVFFV ATILVAWQCH AYDMFPLRMN TGYGARTPEV KCASWRLAVE AHNIFGFETI
     PEECVEATKE YIHGEQYRSD SKTVNQQAYF YARDLEVHPK DTFVFSIDGT VLSNIPYYKK
     HGYGVEKFNS TLYDEWVNKG NAPALPETLK NYNKLVSLGF KIIFLSGRTL DKQAVTEANL
     KKAGYHTWEK LILKDPQDPS TPNAVSYKTA AREKLIRQGY NIVGIIGDQW SDLLGGHRGE
     SRTFKLPNPL YYIQ