ID ZNTB_ECO27 Reviewed; 327 AA.
AC B7URE7;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-FEB-2009, sequence version 1.
DT 27-MAR-2024, entry version 74.
DE RecName: Full=Zinc transport protein ZntB {ECO:0000255|HAMAP-Rule:MF_01565};
GN Name=zntB {ECO:0000255|HAMAP-Rule:MF_01565}; OrderedLocusNames=E2348C_1534;
OS Escherichia coli O127:H6 (strain E2348/69 / EPEC).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=574521;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=E2348/69 / EPEC;
RX PubMed=18952797; DOI=10.1128/jb.01238-08;
RA Iguchi A., Thomson N.R., Ogura Y., Saunders D., Ooka T., Henderson I.R.,
RA Harris D., Asadulghani M., Kurokawa K., Dean P., Kenny B., Quail M.A.,
RA Thurston S., Dougan G., Hayashi T., Parkhill J., Frankel G.;
RT "Complete genome sequence and comparative genome analysis of
RT enteropathogenic Escherichia coli O127:H6 strain E2348/69.";
RL J. Bacteriol. 191:347-354(2009).
CC -!- FUNCTION: Zinc transporter. Acts as a Zn(2+):proton symporter, which
CC likely mediates zinc ion uptake. {ECO:0000255|HAMAP-Rule:MF_01565}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+)(out) + Zn(2+)(out) = H(+)(in) + Zn(2+)(in);
CC Xref=Rhea:RHEA:71195, ChEBI:CHEBI:15378, ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01565};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:71196;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01565};
CC -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC Rule:MF_01565}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC Rule:MF_01565}.
CC -!- SIMILARITY: Belongs to the CorA metal ion transporter (MIT) (TC 1.A.35)
CC family. {ECO:0000255|HAMAP-Rule:MF_01565}.
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DR EMBL; FM180568; CAS09082.1; -; Genomic_DNA.
DR RefSeq; WP_000387388.1; NC_011601.1.
DR AlphaFoldDB; B7URE7; -.
DR SMR; B7URE7; -.
DR GeneID; 75171469; -.
DR KEGG; ecg:E2348C_1534; -.
DR HOGENOM; CLU_007127_2_0_6; -.
DR Proteomes; UP000008205; Chromosome.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0005385; F:zinc ion transmembrane transporter activity; IEA:UniProtKB-UniRule.
DR CDD; cd12833; ZntB-like_1; 1.
DR Gene3D; 3.30.460.20; CorA soluble domain-like; 1.
DR Gene3D; 1.20.58.340; Magnesium transport protein CorA, transmembrane region; 2.
DR HAMAP; MF_01565; ZntB; 1.
DR InterPro; IPR045861; CorA_cytoplasmic_dom.
DR InterPro; IPR045863; CorA_TM1_TM2.
DR InterPro; IPR002523; MgTranspt_CorA/ZnTranspt_ZntB.
DR InterPro; IPR023714; Zn_transp_ZntB.
DR PANTHER; PTHR46494; CORA FAMILY METAL ION TRANSPORTER (EUROFUNG); 1.
DR PANTHER; PTHR46494:SF3; ZINC TRANSPORT PROTEIN ZNTB; 1.
DR Pfam; PF01544; CorA; 1.
DR SUPFAM; SSF143865; CorA soluble domain-like; 1.
DR SUPFAM; SSF144083; Magnesium transport protein CorA, transmembrane region; 1.
PE 3: Inferred from homology;
KW Cell inner membrane; Cell membrane; Ion transport; Membrane;
KW Reference proteome; Transmembrane; Transmembrane helix; Transport; Zinc.
FT CHAIN 1..327
FT /note="Zinc transport protein ZntB"
FT /id="PRO_1000185451"
FT TOPO_DOM 1..273
FT /note="Cytoplasmic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01565"
FT TRANSMEM 274..294
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01565"
FT TOPO_DOM 295..300
FT /note="Periplasmic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01565"
FT TRANSMEM 301..321
FT /note="Helical"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01565"
FT TOPO_DOM 322..327
FT /note="Cytoplasmic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01565"
SQ SEQUENCE 327 AA; 36612 MW; B3A83F420565775D CRC64;
MEAIKGSDVN VPDAVFAWML DGRGGVKPLE NTDVIDEAHP CWLHLNYVHH DSAQWLATTP
LLPNNVRDAL AGESTRPRVS RLGEGTLITL RCINGSTDER PDQLVAMRVY MDGRLIVSTR
QRKVLALDDV VSDLEEGTGP TDCGGWLVDV CDALTDHSSE FIEQLHDKII DLEDNLLDQQ
IPPRGFLALL RKQLIVMRRY MAPQRDVYAR LASERLPWMS DDQRRRMQDI ADRLGRGLDE
IDACIARTGV MADEIAQVMQ ENLARRTYTM SLMAMVFLPS TFLTGLFGVN LGGIPGGGWQ
FGFSIFCILL VVLIGGVALW LHRSKWL
//