ID   CYSC_OCEIH              Reviewed;         199 AA.
AC   Q8EQN3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=Adenylyl-sulfate kinase {ECO:0000255|HAMAP-Rule:MF_00065};
DE            EC=2.7.1.25 {ECO:0000255|HAMAP-Rule:MF_00065};
DE   AltName: Full=APS kinase {ECO:0000255|HAMAP-Rule:MF_00065};
DE   AltName: Full=ATP adenosine-5'-phosphosulfate 3'-phosphotransferase {ECO:0000255|HAMAP-Rule:MF_00065};
DE   AltName: Full=Adenosine-5'-phosphosulfate kinase {ECO:0000255|HAMAP-Rule:MF_00065};
GN   Name=cysC {ECO:0000255|HAMAP-Rule:MF_00065}; OrderedLocusNames=OB1661;
OS   Oceanobacillus iheyensis (strain DSM 14371 / CIP 107618 / JCM 11309 / KCTC
OS   3954 / HTE831).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Oceanobacillus.
OX   NCBI_TaxID=221109;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 14371 / CIP 107618 / JCM 11309 / KCTC 3954 / HTE831;
RX   PubMed=12235376; DOI=10.1093/nar/gkf526;
RA   Takami H., Takaki Y., Uchiyama I.;
RT   "Genome sequence of Oceanobacillus iheyensis isolated from the Iheya Ridge
RT   and its unexpected adaptive capabilities to extreme environments.";
RL   Nucleic Acids Res. 30:3927-3935(2002).
CC   -!- FUNCTION: Catalyzes the synthesis of activated sulfate.
CC       {ECO:0000255|HAMAP-Rule:MF_00065}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=adenosine 5'-phosphosulfate + ATP = 3'-phosphoadenylyl sulfate
CC         + ADP + H(+); Xref=Rhea:RHEA:24152, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:58243, ChEBI:CHEBI:58339,
CC         ChEBI:CHEBI:456216; EC=2.7.1.25; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_00065};
CC   -!- PATHWAY: Sulfur metabolism; hydrogen sulfide biosynthesis; sulfite from
CC       sulfate: step 2/3. {ECO:0000255|HAMAP-Rule:MF_00065}.
CC   -!- SIMILARITY: Belongs to the APS kinase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00065}.
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DR   EMBL; BA000028; BAC13617.1; -; Genomic_DNA.
DR   RefSeq; WP_011066062.1; NC_004193.1.
DR   AlphaFoldDB; Q8EQN3; -.
DR   SMR; Q8EQN3; -.
DR   STRING; 221109.22777344; -.
DR   EnsemblBacteria; BAC13617; BAC13617; BAC13617.
DR   KEGG; oih:OB1661; -.
DR   eggNOG; COG0529; Bacteria.
DR   HOGENOM; CLU_046932_1_0_9; -.
DR   OMA; GVTIWFT; -.
DR   OrthoDB; 1574819at2; -.
DR   PhylomeDB; Q8EQN3; -.
DR   UniPathway; UPA00140; UER00205.
DR   Proteomes; UP000000822; Chromosome.
DR   GO; GO:0004020; F:adenylylsulfate kinase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0070814; P:hydrogen sulfide biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR   GO; GO:0000103; P:sulfate assimilation; IEA:UniProtKB-UniRule.
DR   CDD; cd02027; APSK; 1.
DR   Gene3D; 3.40.50.300; -; 1.
DR   HAMAP; MF_00065; Adenylyl_sulf_kinase; 1.
DR   InterPro; IPR002891; APS_kinase.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR00455; apsK; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Kinase; Nucleotide-binding; Phosphoprotein;
KW   Reference proteome; Transferase.
FT   CHAIN           1..199
FT                   /note="Adenylyl-sulfate kinase"
FT                   /id="PRO_1000009016"
FT   ACT_SITE        108
FT                   /note="Phosphoserine intermediate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00065"
FT   BINDING         34..41
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00065"
SQ   SEQUENCE   199 AA;  22693 MW;  2E28A60202FCC863 CRC64;
     MNKSTNIVWQ KTSVKKADRQ HLNNHKSAVL WFTGLSGSGK STLSSALEKE LFSLETHTYH
     LDGDNVRHGL NKNLGFSPED REENIRRIGE VSKLMVDAGL ITLTAFISPY QEDRDHVRAT
     LAQDEFIEIY VKCSLDMCEA RDPKGLYKKA RLGEINNFTG IDAPYEEPLH PEIVIDTENQ
     SIEESVQTII HYLKDKQYI