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Database: UniProt
Entry: A0A0S2I1G9_9BACT
LinkDB: A0A0S2I1G9_9BACT
Original site: A0A0S2I1G9_9BACT 
ID   A0A0S2I1G9_9BACT        Unreviewed;       339 AA.
AC   A0A0S2I1G9;
DT   17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT   17-FEB-2016, sequence version 1.
DT   24-JAN-2024, entry version 23.
DE   SubName: Full=Electron transfer flavoprotein large subunit {ECO:0000313|EMBL:ALO16161.1};
GN   Name=etfA_1 {ECO:0000313|EMBL:ALO16161.1};
GN   ORFNames=L21SP5_02537 {ECO:0000313|EMBL:ALO16161.1};
OS   Salinivirga cyanobacteriivorans.
OC   Bacteria; Bacteroidota; Bacteroidia; Bacteroidales; Salinivirgaceae;
OC   Salinivirga.
OX   NCBI_TaxID=1307839 {ECO:0000313|EMBL:ALO16161.1, ECO:0000313|Proteomes:UP000064893};
RN   [1] {ECO:0000313|EMBL:ALO16161.1, ECO:0000313|Proteomes:UP000064893}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=L21-Spi-D4 {ECO:0000313|EMBL:ALO16161.1,
RC   ECO:0000313|Proteomes:UP000064893};
RA   Spring S., Bunk B., Sproer C., Klenk H.-P.;
RT   "Description and complete genome sequence of a novel strain predominating
RT   in hypersaline microbial mats and representing a new family of the
RT   Bacteriodetes phylum.";
RL   Submitted (NOV-2015) to the EMBL/GenBank/DDBJ databases.
CC   -!- COFACTOR:
CC       Name=FAD; Xref=ChEBI:CHEBI:57692;
CC         Evidence={ECO:0000256|PIRSR:PIRSR000089-1};
CC       Note=Binds 1 FAD per dimer. {ECO:0000256|PIRSR:PIRSR000089-1};
CC   -!- SIMILARITY: Belongs to the ETF alpha-subunit/FixB family.
CC       {ECO:0000256|ARBA:ARBA00005817}.
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DR   EMBL; CP013118; ALO16161.1; -; Genomic_DNA.
DR   RefSeq; WP_057953556.1; NZ_CP013118.1.
DR   AlphaFoldDB; A0A0S2I1G9; -.
DR   STRING; 1307839.L21SP5_02537; -.
DR   KEGG; blq:L21SP5_02537; -.
DR   PATRIC; fig|1307839.3.peg.2664; -.
DR   OrthoDB; 9770286at2; -.
DR   Proteomes; UP000064893; Chromosome.
DR   GO; GO:0009055; F:electron transfer activity; IEA:InterPro.
DR   GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR   CDD; cd01715; ETF_alpha; 1.
DR   Gene3D; 3.40.50.620; HUPs; 1.
DR   Gene3D; 3.40.50.1220; TPP-binding domain; 1.
DR   InterPro; IPR029035; DHS-like_NAD/FAD-binding_dom.
DR   InterPro; IPR014730; ETF_a/b_N.
DR   InterPro; IPR001308; ETF_a/FixB.
DR   InterPro; IPR033947; ETF_alpha_N.
DR   InterPro; IPR014731; ETF_asu_C.
DR   InterPro; IPR018206; ETF_asu_C_CS.
DR   InterPro; IPR014729; Rossmann-like_a/b/a_fold.
DR   PANTHER; PTHR43153; ELECTRON TRANSFER FLAVOPROTEIN ALPHA; 1.
DR   PANTHER; PTHR43153:SF1; ELECTRON TRANSFER FLAVOPROTEIN SUBUNIT ALPHA, MITOCHONDRIAL; 1.
DR   Pfam; PF01012; ETF; 1.
DR   Pfam; PF00766; ETF_alpha; 1.
DR   PIRSF; PIRSF000089; Electra_flavoP_a; 1.
DR   SMART; SM00893; ETF; 1.
DR   SUPFAM; SSF52402; Adenine nucleotide alpha hydrolases-like; 1.
DR   SUPFAM; SSF52467; DHS-like NAD/FAD-binding domain; 1.
DR   PROSITE; PS00696; ETF_ALPHA; 1.
PE   3: Inferred from homology;
KW   Electron transport {ECO:0000256|ARBA:ARBA00022982};
KW   FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR000089-1};
KW   Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW   Reference proteome {ECO:0000313|Proteomes:UP000064893};
KW   Transport {ECO:0000256|ARBA:ARBA00022448}.
FT   DOMAIN          4..204
FT                   /note="Electron transfer flavoprotein alpha/beta-subunit N-
FT                   terminal"
FT                   /evidence="ECO:0000259|SMART:SM00893"
FT   BINDING         252..253
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR000089-1"
FT   BINDING         266..270
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR000089-1"
FT   BINDING         283..290
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR000089-1"
FT   BINDING         304
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR000089-1"
SQ   SEQUENCE   339 AA;  37166 MW;  2FAC450BE191A962 CRC64;
     MNSVFVICEI EEGKVADVSL ELLTKGRQLA NQLKTKLEAV VIGKDLKDIE NQIFPYGTDV
     VYKAEDKRLE HYLTLPYTSI ITDLFKETKP EIALLGATSQ GRDLGPRVSS KLKSGLTADC
     TSLEIGPHED KKAGKTYEQL LYQIRPAFGG NIIATIINPE HRPQMATVRE GVMKKEIVDT
     AYKGEVKNID VSKSLKDEDF VISIVERHME KRKVNLTGSQ VIIAGGYGMG SPENFNLLYD
     LAEVLGGEVA ASRAAVDAGF ADHARQVGQT GVTVRPKIYI ACGISGQIQH RAGMENSSMI
     IAVNTDENAP INQIADYVIN GDVAEIIPRM IKAYKKNTK
//
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