ID   FIB_SPICI               Reviewed;         515 AA.
AC   P27711;
DT   01-AUG-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1992, sequence version 1.
DT   25-MAY-2022, entry version 54.
DE   RecName: Full=Fibril protein;
OS   Spiroplasma citri.
OC   Bacteria; Tenericutes; Mollicutes; Entomoplasmatales; Spiroplasmataceae;
OC   Spiroplasma.
OX   NCBI_TaxID=2133;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND PARTIAL PROTEIN SEQUENCE.
RC   STRAIN=ATCC 27556 / NCPPB 2647 / R8A2;
RX   PubMed=1712358; DOI=10.1128/jb.173.14.4353-4362.1991;
RA   Williamson D.L., Renaudin J., Bove J.M.;
RT   "Nucleotide sequence of the Spiroplasma citri fibril protein gene.";
RL   J. Bacteriol. 173:4353-4362(1991).
CC   -!- FUNCTION: Acts as a cytoskeletal structure involved in the shape and
CC       motility of spiroplasmas.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm, cytoskeleton.
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DR   EMBL; M62504; AAA26583.1; -; Genomic_DNA.
DR   PIR; A43668; A43668.
DR   AlphaFoldDB; P27711; -.
DR   SMR; P27711; -.
DR   STRING; 2133.SCITRI_00717; -.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-KW.
DR   GO; GO:0005856; C:cytoskeleton; IEA:UniProtKB-SubCell.
DR   GO; GO:0003824; F:catalytic activity; IEA:InterPro.
DR   GO; GO:0009116; P:nucleoside metabolic process; IEA:InterPro.
DR   Gene3D; 3.40.50.1580; -; 1.
DR   InterPro; IPR000845; Nucleoside_phosphorylase_d.
DR   InterPro; IPR035994; Nucleoside_phosphorylase_sf.
DR   Pfam; PF01048; PNP_UDP_1; 1.
DR   SUPFAM; SSF53167; SSF53167; 1.
PE   1: Evidence at protein level;
KW   Cytoplasm; Cytoskeleton; Direct protein sequencing.
FT   CHAIN           1..515
FT                   /note="Fibril protein"
FT                   /id="PRO_0000087239"
FT   REGION          21..34
FT                   /note="Helical 1"
FT                   /evidence="ECO:0000255"
FT   REGION          206..228
FT                   /note="Helical 2"
FT                   /evidence="ECO:0000255"
FT   REGION          357..376
FT                   /note="Helical 3"
FT                   /evidence="ECO:0000255"
FT   REGION          426..440
FT                   /note="Helical 4"
FT                   /evidence="ECO:0000255"
FT   MOD_RES         1
FT                   /note="Blocked amino end (Met)"
SQ   SEQUENCE   515 AA;  59032 MW;  0FEC7689E831E428 CRC64;
     MIGVISTAYF TMKDKHSIKT VKKYWWKNCV IQHVKYHGKT FIIATVGYGK ANAAMTITYL
     LEKYPGLQTI LNVDLALSTN DKHDTGDTTI STKFIYRDAD LTVFKDIKYG QIVNEPESFQ
     FDGEFAKVVK DFKLGLTEGV TGTADMLIYN SKQFKEMVDK YGHTIDVIDT EAGAIAQVAK
     KSSINYIALK IIYNNALSPW DNDPIHKFKM YETVNTLKYL LRRLFNLLSS NYIIDLSQCS
     QDDLDSINEL FEIKHDQWIK LFKPNTHKVL SGFGPSLMLV DKQEKTPVAL DIIQVIRSKT
     KEAEGPSKVI LGEDEWKNAP KKWLRKLLFL EQVRVNDDEL LWNKSAKYDL NNEKLYKIET
     VETVANEIAA AIAEKCQDKS SYTYNGATVP EKYLLVNCDA RISFYITHNQ SHEFVEDKNF
     GTQLVSNEFL KYLNEALKDV DSPYQQIVIY MTIPALDYRK ISVFIPSNKG ANRGVKFVAL
     NQKLQRDYTV VDITRNDYDP IKVGSFKVTI RLKSE