ID   CYAY_BUCAI              Reviewed;         116 AA.
AC   P57650;
DT   01-DEC-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-DEC-2000, sequence version 1.
DT   03-AUG-2022, entry version 90.
DE   RecName: Full=Iron-sulfur cluster assembly protein CyaY {ECO:0000255|HAMAP-Rule:MF_00142};
GN   Name=cyaY {ECO:0000255|HAMAP-Rule:MF_00142}; OrderedLocusNames=BU590;
OS   Buchnera aphidicola subsp. Acyrthosiphon pisum (strain APS) (Acyrthosiphon
OS   pisum symbiotic bacterium).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Erwiniaceae; Buchnera.
OX   NCBI_TaxID=107806;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=APS;
RX   PubMed=10993077; DOI=10.1038/35024074;
RA   Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H.;
RT   "Genome sequence of the endocellular bacterial symbiont of aphids Buchnera
RT   sp. APS.";
RL   Nature 407:81-86(2000).
CC   -!- FUNCTION: Involved in iron-sulfur (Fe-S) cluster assembly. May act as a
CC       regulator of Fe-S biogenesis. {ECO:0000255|HAMAP-Rule:MF_00142}.
CC   -!- SIMILARITY: Belongs to the frataxin family. {ECO:0000255|HAMAP-
CC       Rule:MF_00142, ECO:0000305}.
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DR   EMBL; BA000003; BAB13279.1; -; Genomic_DNA.
DR   RefSeq; NP_240393.1; NC_002528.1.
DR   RefSeq; WP_010896181.1; NC_002528.1.
DR   AlphaFoldDB; P57650; -.
DR   SMR; P57650; -.
DR   STRING; 107806.10039245; -.
DR   EnsemblBacteria; BAB13279; BAB13279; BAB13279.
DR   KEGG; buc:BU590; -.
DR   PATRIC; fig|107806.10.peg.595; -.
DR   eggNOG; COG1965; Bacteria.
DR   HOGENOM; CLU_080880_3_0_6; -.
DR   OMA; EPMHEIW; -.
DR   Proteomes; UP000001806; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProt.
DR   GO; GO:0008199; F:ferric iron binding; IEA:InterPro.
DR   GO; GO:0016226; P:iron-sulfur cluster assembly; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.30.920.10; -; 1.
DR   HAMAP; MF_00142; CyaY; 1.
DR   InterPro; IPR002908; Frataxin/CyaY.
DR   InterPro; IPR036524; Frataxin/CyaY_sf.
DR   InterPro; IPR020895; Frataxin_CS.
DR   PANTHER; PTHR16821; PTHR16821; 1.
DR   Pfam; PF01491; Frataxin_Cyay; 1.
DR   SMART; SM01219; Frataxin_Cyay; 1.
DR   SUPFAM; SSF55387; SSF55387; 1.
DR   TIGRFAMs; TIGR03421; FeS_CyaY; 1.
DR   PROSITE; PS01344; FRATAXIN_1; 1.
DR   PROSITE; PS50810; FRATAXIN_2; 1.
PE   3: Inferred from homology;
KW   Iron; Metal-binding; Reference proteome.
FT   CHAIN           1..116
FT                   /note="Iron-sulfur cluster assembly protein CyaY"
FT                   /id="PRO_0000193930"
SQ   SEQUENCE   116 AA;  14102 MW;  669F4087C318AA6C CRC64;
     MKKKLNTKKE NNNFYILVND LFLKIEDNLN LYENEIDIDY EIQDYVMTIT FSNKTLIIIN
     KQEPLQQIWL ATMQNGYHFD YKNNQWICNR SNKNFWEIFE NACSIQSNKD LIFCKK