ID A6BH00_9FIRM Unreviewed; 347 AA.
AC A6BH00;
DT 24-JUL-2007, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2007, sequence version 1.
DT 24-JAN-2024, entry version 85.
DE RecName: Full=Heme sensor protein HssS {ECO:0000256|ARBA:ARBA00040841};
DE EC=2.7.13.3 {ECO:0000256|ARBA:ARBA00012438};
GN ORFNames=DORLON_01576 {ECO:0000313|EMBL:EDM62988.1};
OS Dorea longicatena DSM 13814.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae; Dorea.
OX NCBI_TaxID=411462 {ECO:0000313|EMBL:EDM62988.1, ECO:0000313|Proteomes:UP000004016};
RN [1] {ECO:0000313|EMBL:EDM62988.1, ECO:0000313|Proteomes:UP000004016}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13814 {ECO:0000313|EMBL:EDM62988.1,
RC ECO:0000313|Proteomes:UP000004016};
RA Fulton L., Clifton S., Fulton B., Xu J., Minx P., Pepin K.H., Johnson M.,
RA Thiruvilangam P., Bhonagiri V., Nash W.E., Mardis E.R., Wilson R.K.;
RL Submitted (MAR-2007) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:EDM62988.1, ECO:0000313|Proteomes:UP000004016}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13814 {ECO:0000313|EMBL:EDM62988.1,
RC ECO:0000313|Proteomes:UP000004016};
RA Sudarsanam P., Ley R., Guruge J., Turnbaugh P.J., Mahowald M., Liep D.,
RA Gordon J.;
RT "Draft genome sequence of Dorea longicatena (DSM 13814).";
RL Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Member of the two-component regulatory system HssS/HssR
CC involved in intracellular heme homeostasis and tempering of
CC staphylococcal virulence. HssS functions as a heme sensor histidine
CC kinase which is autophosphorylated at a histidine residue and transfers
CC its phosphate group to an aspartate residue of HssR. HssR/HssS
CC activates the expression of hrtAB, an efflux pump, in response to
CC extracellular heme, hemin, hemoglobin or blood.
CC {ECO:0000256|ARBA:ARBA00037219}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + protein L-histidine = ADP + protein N-phospho-L-
CC histidine.; EC=2.7.13.3; Evidence={ECO:0000256|ARBA:ARBA00000085};
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EDM62988.1}.
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DR EMBL; AAXB02000007; EDM62988.1; -; Genomic_DNA.
DR RefSeq; WP_006427151.1; NZ_DS264393.1.
DR AlphaFoldDB; A6BH00; -.
DR eggNOG; COG2205; Bacteria.
DR HOGENOM; CLU_000445_89_3_9; -.
DR Proteomes; UP000004016; Unassembled WGS sequence.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR GO; GO:0000155; F:phosphorelay sensor kinase activity; IEA:InterPro.
DR CDD; cd06225; HAMP; 1.
DR CDD; cd00075; HATPase; 1.
DR CDD; cd00082; HisKA; 1.
DR Gene3D; 1.10.287.130; -; 1.
DR Gene3D; 6.10.340.10; -; 1.
DR Gene3D; 3.30.565.10; Histidine kinase-like ATPase, C-terminal domain; 1.
DR InterPro; IPR003660; HAMP_dom.
DR InterPro; IPR003594; HATPase_C.
DR InterPro; IPR036890; HATPase_C_sf.
DR InterPro; IPR005467; His_kinase_dom.
DR InterPro; IPR003661; HisK_dim/P.
DR InterPro; IPR036097; HisK_dim/P_sf.
DR InterPro; IPR004358; Sig_transdc_His_kin-like_C.
DR PANTHER; PTHR45528:SF11; HISTIDINE KINASE; 1.
DR PANTHER; PTHR45528; SENSOR HISTIDINE KINASE CPXA; 1.
DR Pfam; PF00672; HAMP; 1.
DR Pfam; PF02518; HATPase_c; 1.
DR Pfam; PF00512; HisKA; 1.
DR PRINTS; PR00344; BCTRLSENSOR.
DR SMART; SM00304; HAMP; 1.
DR SMART; SM00387; HATPase_c; 1.
DR SMART; SM00388; HisKA; 1.
DR SUPFAM; SSF55874; ATPase domain of HSP90 chaperone/DNA topoisomerase II/histidine kinase; 1.
DR SUPFAM; SSF158472; HAMP domain-like; 1.
DR SUPFAM; SSF47384; Homodimeric domain of signal transducing histidine kinase; 1.
DR PROSITE; PS50885; HAMP; 1.
DR PROSITE; PS50109; HIS_KIN; 1.
PE 4: Predicted;
KW Kinase {ECO:0000256|ARBA:ARBA00022777, ECO:0000313|EMBL:EDM62988.1};
KW Membrane {ECO:0000256|SAM:Phobius};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Transferase {ECO:0000256|ARBA:ARBA00022679};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|SAM:Phobius};
KW Two-component regulatory system {ECO:0000256|ARBA:ARBA00023012};
KW Virulence {ECO:0000256|ARBA:ARBA00023026}.
FT TRANSMEM 12..37
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT TRANSMEM 49..73
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT DOMAIN 70..123
FT /note="HAMP"
FT /evidence="ECO:0000259|PROSITE:PS50885"
FT DOMAIN 131..343
FT /note="Histidine kinase"
FT /evidence="ECO:0000259|PROSITE:PS50109"
SQ SEQUENCE 347 AA; 39327 MW; E268841CA968F98C CRC64;
MEQKKEKGLR IRSCLTGAIW LALVFSTVIS ALLFAFLNHF FNLPGSIPVL GWLLIFNTLI
AGLITSFINA KLLEPITRLS KAMKEVSQGD FEQHLETNSR IAEVGESYQS FNVMTKELRA
TEVLQMDFVS NVSHEFKTPI NAIEGYTMLL QGEELSPDQE EYVEKILFNT QRLSGLVGNI
LLLSKLENQN IPMKKTEYRL DEQIRQAFLS LETKWTEKEI GFQVELEEVK YTGNEGLFMH
IWINLLDNAI KFSPSKGTIT MFLKQEQDSV KFILEDEGPG IEDDVKSRIF DKFYQVDGSH
KAEGNGLGLA LVKRIVDSAG GTIKAENREY GGCRFVIELP KQKDEAI
//