ID   CITB_ECOLX              Reviewed;         379 AA.
AC   P05853; Q56409;
DT   01-NOV-1988, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1988, sequence version 1.
DT   03-AUG-2022, entry version 72.
DE   RecName: Full=Citrate utilization protein B;
GN   Name=citB;
OS   Escherichia coli.
OG   Plasmid pWR60.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=562;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   PLASMID=pWR60;
RX   PubMed=2999088; DOI=10.1128/jb.164.3.983-993.1985;
RA   Sasatsu M., Misra T.K., Chu L., Laddaga R., Silver S.;
RT   "Cloning and DNA sequence of a plasmid-determined citrate utilization
RT   system in Escherichia coli.";
RL   J. Bacteriol. 164:983-993(1985).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   TRANSPOSON=Tn3411;
RX   PubMed=3065141; DOI=10.1016/0378-1119(88)90020-0;
RA   Ishiguro N., Sasatsu M., Misra T.K., Silver S.;
RT   "Promoters and transcription of the plasmid-mediated citrate-utilization
RT   system in Escherichia coli.";
RL   Gene 68:181-192(1988).
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DR   EMBL; M11559; AAA88471.1; -; Genomic_DNA.
DR   EMBL; M22041; AAA98397.1; -; Genomic_DNA.
DR   PIR; A23104; QQEC4W.
DR   RefSeq; WP_032179954.1; NZ_RZED01000022.1.
DR   RefSeq; WP_050153617.1; NZ_SPXL01000106.1.
DR   AlphaFoldDB; P05853; -.
DR   PRIDE; P05853; -.
DR   GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0006101; P:citrate metabolic process; IEA:UniProtKB-KW.
DR   InterPro; IPR012830; Citrate_utilization_prot_B.
DR   InterPro; IPR036197; NarG-like_sf.
DR   SUPFAM; SSF103501; SSF103501; 1.
DR   TIGRFAMs; TIGR02484; CitB; 1.
PE   4: Predicted;
KW   4Fe-4S; Citrate utilization; Iron; Iron-sulfur; Metal-binding; Plasmid;
KW   Transposable element.
FT   CHAIN           1..379
FT                   /note="Citrate utilization protein B"
FT                   /id="PRO_0000089768"
FT   BINDING         28
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         31
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         34
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         38
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         62
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         65
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         68
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         72
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   VARIANT         134
FT                   /note="L -> M (in transposon Tn3411)"
FT   VARIANT         184
FT                   /note="P -> H (in transposon Tn3411)"
FT   VARIANT         291
FT                   /note="S -> P (in transposon Tn3411)"
FT   VARIANT         377
FT                   /note="A -> S (in transposon Tn3411)"
SQ   SEQUENCE   379 AA;  41797 MW;  EEB891717E5BF780 CRC64;
     MKQLEKLIIE AKILTEPEAE VERVMQVCNA CRYCEGFCAV FPAMTQRLEF GKADINYLAN
     LCHNCGACLH ACQYAPPHEF AINVPKAMAE VRLETYQHYA QPAAFGALYR QAGVTVTLAL
     VFSLILFLLL AMGLKGSLLH PPLAGDFYQI FPHNLLAWMF GSVFMLAIGL LMAGVIRFWR
     EISPVGPRPA EIAEASHNAL TLKYLDGGHG KGCNEADDAF TLMRRRFHHF TFYGFMLCFA
     ATVVATGYHY FAGWEAPYPF FSVPVMLGTL GGIGLIVGPA GLLWLNLKRS SLHGDARQKP
     MDRGFILLLL LTSLTGIGLL AGRDTSWMGI LLAIHLGVVM ALFLTIPYGK FAHGFYRCAS
     LLKWAIEKRR GKQAGVAGD