ID   USP2_PINMA              Reviewed;         214 AA.
AC   P86962;
DT   19-OCT-2011, integrated into UniProtKB/Swiss-Prot.
DT   19-OCT-2011, sequence version 1.
DT   25-MAY-2022, entry version 13.
DE   RecName: Full=Uncharacterized shell protein 2;
DE   AltName: Full=Prism uncharacterized shell protein 8;
DE            Short=PUSP8;
DE   Flags: Precursor;
OS   Pinctada maxima (Silver-lipped pearl oyster) (White-lipped pearl oyster).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Bivalvia;
OC   Autobranchia; Pteriomorphia; Pterioida; Pterioidea; Pteriidae; Pinctada.
OX   NCBI_TaxID=104660;
RN   [1] {ECO:0000305}
RP   NUCLEOTIDE SEQUENCE [MRNA], AND IDENTIFICATION.
RC   TISSUE=Mantle {ECO:0000269|PubMed:19915030};
RX   PubMed=19915030; DOI=10.1093/molbev/msp278;
RA   Jackson D.J., McDougall C., Woodcroft B., Moase P., Rose R.A., Kube M.,
RA   Reinhardt R., Rokhsar D.S., Montagnani C., Joubert C., Piquemal D.,
RA   Degnan B.M.;
RT   "Parallel evolution of nacre building gene sets in molluscs.";
RL   Mol. Biol. Evol. 27:591-608(2010).
RN   [2]
RP   PROTEIN SEQUENCE OF 109-126, SUBCELLULAR LOCATION, AND TISSUE SPECIFICITY.
RC   TISSUE=Shell;
RX   PubMed=23213212; DOI=10.1073/pnas.1210552109;
RA   Marie B., Joubert C., Tayale A., Zanella-Cleon I., Belliard C.,
RA   Piquemal D., Cochennec-Laureau N., Marin F., Gueguen Y., Montagnani C.;
RT   "Different secretory repertoires control the biomineralization processes of
RT   prism and nacre deposition of the pearl oyster shell.";
RL   Proc. Natl. Acad. Sci. U.S.A. 109:20986-20991(2012).
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:23213212}.
CC   -!- TISSUE SPECIFICITY: Prismatic layer of shell (at protein level).
CC       {ECO:0000269|PubMed:23213212}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=EZ420518; Type=Frameshift; Evidence={ECO:0000305};
CC       Sequence=GT284093; Type=Frameshift; Evidence={ECO:0000305};
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DR   EMBL; GT284093; -; NOT_ANNOTATED_CDS; mRNA.
DR   EMBL; GT284108; -; NOT_ANNOTATED_CDS; mRNA.
DR   EMBL; EZ420518; -; NOT_ANNOTATED_CDS; mRNA.
DR   AlphaFoldDB; P86962; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Secreted; Signal.
FT   SIGNAL          1..23
FT                   /evidence="ECO:0000255"
FT   CHAIN           24..214
FT                   /note="Uncharacterized shell protein 2"
FT                   /evidence="ECO:0000255"
FT                   /id="PRO_0000413079"
FT   REGION          157..198
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        167..198
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   214 AA;  22768 MW;  EF72EFA31AADD49A CRC64;
     MPYLLVFLSA LCLHGLVYYG SNAQMLSLSP MIGPNVPGLL PGNNIQGLAG LGGAGGFGMP
     IQLGNVDGLQ GPIQLQDLNQ RFQSLNSRRV GVGSLQNNRN FLNLNGNRLG ILTADAASQF
     VESVRGNSDT VQADSPQVDF NQLSDVRNRF GVASGRSLMH QLSPPPERSR GTESSSSGQS
     VNEASNGMSF QSISQGFNPN ELSLNQIHLS KSRQ