NAPC_HAEIN
ID NAPC_HAEIN Reviewed; 200 AA.
AC P44655;
DT 01-NOV-1995, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1995, sequence version 1.
DT 03-AUG-2022, entry version 137.
DE RecName: Full=Cytochrome c-type protein NapC;
GN Name=napC; OrderedLocusNames=HI_0348;
OS Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pasteurellales;
OC Pasteurellaceae; Haemophilus.
OX NCBI_TaxID=71421;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51907 / DSM 11121 / KW20 / Rd;
RX PubMed=7542800; DOI=10.1126/science.7542800;
RA Fleischmann R.D., Adams M.D., White O., Clayton R.A., Kirkness E.F.,
RA Kerlavage A.R., Bult C.J., Tomb J.-F., Dougherty B.A., Merrick J.M.,
RA McKenney K., Sutton G.G., FitzHugh W., Fields C.A., Gocayne J.D.,
RA Scott J.D., Shirley R., Liu L.-I., Glodek A., Kelley J.M., Weidman J.F.,
RA Phillips C.A., Spriggs T., Hedblom E., Cotton M.D., Utterback T.R.,
RA Hanna M.C., Nguyen D.T., Saudek D.M., Brandon R.C., Fine L.D.,
RA Fritchman J.L., Fuhrmann J.L., Geoghagen N.S.M., Gnehm C.L., McDonald L.A.,
RA Small K.V., Fraser C.M., Smith H.O., Venter J.C.;
RT "Whole-genome random sequencing and assembly of Haemophilus influenzae
RT Rd.";
RL Science 269:496-512(1995).
CC -!- FUNCTION: Mediates electron flow from quinones to the NapAB complex.
CC -!- SUBCELLULAR LOCATION: Cell inner membrane; Single-pass membrane
CC protein.
CC -!- PTM: Binds 4 heme groups per subunit. {ECO:0000305}.
CC -!- SIMILARITY: Belongs to the NapC/NirT/NrfH family. {ECO:0000305}.
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DR EMBL; L42023; AAC22009.1; -; Genomic_DNA.
DR PIR; H64062; H64062.
DR RefSeq; NP_438512.1; NC_000907.1.
DR RefSeq; WP_010868977.1; NC_000907.1.
DR AlphaFoldDB; P44655; -.
DR STRING; 71421.HI_0348; -.
DR PRIDE; P44655; -.
DR DNASU; 949803; -.
DR EnsemblBacteria; AAC22009; AAC22009; HI_0348.
DR KEGG; hin:HI_0348; -.
DR PATRIC; fig|71421.8.peg.367; -.
DR eggNOG; COG3005; Bacteria.
DR HOGENOM; CLU_096753_2_0_6; -.
DR OMA; FCTGCHE; -.
DR PhylomeDB; P44655; -.
DR BioCyc; HINF71421:G1GJ1-364-MON; -.
DR Proteomes; UP000000579; Chromosome.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0009055; F:electron transfer activity; IBA:GO_Central.
DR GO; GO:0020037; F:heme binding; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0009061; P:anaerobic respiration; IBA:GO_Central.
DR GO; GO:0019333; P:denitrification pathway; IEA:InterPro.
DR Gene3D; 1.10.3820.10; -; 1.
DR InterPro; IPR036280; Multihaem_cyt_sf.
DR InterPro; IPR024717; NapC/NirT/NrfH.
DR InterPro; IPR005126; NapC/NirT_cyt_c_N.
DR InterPro; IPR038266; NapC/NirT_cytc_sf.
DR InterPro; IPR011885; NO3Rdtase_cyt_c_NapC/NirT.
DR Pfam; PF03264; Cytochrom_NNT; 1.
DR PIRSF; PIRSF000013; 4_hem_cytochrm_NapC; 1.
DR SUPFAM; SSF48695; SSF48695; 1.
DR TIGRFAMs; TIGR02161; napC_nirT; 1.
DR PROSITE; PS51008; MULTIHEME_CYTC; 1.
PE 3: Inferred from homology;
KW Cell inner membrane; Cell membrane; Electron transport; Heme; Iron;
KW Membrane; Metal-binding; Reference proteome; Transmembrane;
KW Transmembrane helix; Transport.
FT CHAIN 1..200
FT /note="Cytochrome c-type protein NapC"
FT /id="PRO_0000108435"
FT TOPO_DOM 1..21
FT /note="Cytoplasmic"
FT /evidence="ECO:0000255"
FT TRANSMEM 22..42
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TOPO_DOM 43..200
FT /note="Periplasmic"
FT /evidence="ECO:0000255"
FT BINDING 55
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="1"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 58
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="1"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 60
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="1"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 83
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="2"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 86
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="2"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 87
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="2"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 99
FT /ligand="substrate"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 105
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="1"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 143
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="3"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 146
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="3"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 147
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="3"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 175
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="4"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 178
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="4"
FT /note="covalent"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 179
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="4"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
FT BINDING 184
FT /ligand="heme"
FT /ligand_id="ChEBI:CHEBI:30413"
FT /ligand_label="2"
FT /ligand_part="Fe"
FT /ligand_part_id="ChEBI:CHEBI:18248"
FT /note="axial binding residue"
FT /evidence="ECO:0000250|UniProtKB:Q72EF4"
SQ SEQUENCE 200 AA; 22957 MW; 6B6434D8B882D922 CRC64;
MSEKKPNILK RFWQWFRKPS RMAIGTIIIL SAIGGILSWV GFNYGLEKTN TEQFCASCHM
QDAYPEYLHS VHYQTRTGVG ASCPDCHVPH EFGAKMKRKI IAAKEVYAHY TGKVDTLEKF
NAHRLEMAQN EWARMKANDS KECRNCHNVD RMTFNDQRSV AARMHQKMKT EGKTCIDCHK
GIAHQLPDMS GVESGFKDEK
