ID   EXTN_SORBI              Reviewed;         283 AA.
AC   P24152;
DT   01-MAR-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-1992, sequence version 1.
DT   25-MAY-2022, entry version 70.
DE   RecName: Full=Extensin;
DE   AltName: Full=Proline-rich glycoprotein;
DE   Flags: Precursor;
GN   Name=HRGP;
OS   Sorghum bicolor (Sorghum) (Sorghum vulgare).
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC   Panicoideae; Andropogonodae; Andropogoneae; Sorghinae; Sorghum.
OX   NCBI_TaxID=4558;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   TISSUE=Leaf;
RX   PubMed=1893107; DOI=10.1007/bf00020571;
RA   Raz R., Cretin C., Puigdomenech P., Martinez-Izquierdo J.A.;
RT   "The sequence of a hydroxyproline-rich glycoprotein gene from Sorghum
RT   vulgare.";
RL   Plant Mol. Biol. 16:365-367(1991).
CC   -!- FUNCTION: Structural component in primary cell wall.
CC   -!- SUBCELLULAR LOCATION: Secreted, primary cell wall {ECO:0000250}.
CC   -!- PTM: Hydroxylated on proline residues in the S-P-P-P-P repeat.
CC   -!- PTM: O-glycosylated on hydroxyprolines.
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DR   EMBL; X56010; CAA39485.1; -; Genomic_DNA.
DR   PIR; S13383; S13383.
DR   AlphaFoldDB; P24152; -.
DR   STRING; 4558.Sb06g016310.1; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-KW.
DR   GO; GO:0009530; C:primary cell wall; IEA:UniProtKB-SubCell.
DR   GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
PE   3: Inferred from homology;
KW   Cell wall; Cell wall biogenesis/degradation; Glycoprotein; Hydroxylation;
KW   Repeat; Secreted; Signal.
FT   SIGNAL          1..24
FT                   /evidence="ECO:0000255"
FT   CHAIN           25..283
FT                   /note="Extensin"
FT                   /id="PRO_0000008730"
FT   REGION          27..283
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        47..68
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        69..283
FT                   /note="Pro residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   283 AA;  29593 MW;  8D7FCD0DA8ED2D90 CRC64;
     MMGGKAALLL ALVAVTLAVV EIQADAGYGY GGGYPTPTPK PPAKGPKPEK PPTKGHGHKP
     EKPPKEHKPT PPTYTPSPKP TPPPATPKPT PPTYTPSPKP KSPVYPPPPK ASTPPTYTPS
     PKPPATKPPT YPTPKPPATK PPTPPVYTPS PKPPVTKPPT PKPTPPVYTP NPKPPVTKPP
     THTPSPKPPT SKPTPPVYTP SPKPPKPSPP TYTPTPKPPA TKPPTSTPTH PKPTPHTPYP
     QAHPPTYKPA PKPSPPAPTP PTYTPPVSHT PSSPPPPPPP PYY