ID   B4VJ59_9CYAN            Unreviewed;      1327 AA.
AC   B4VJ59;
DT   23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT   23-SEP-2008, sequence version 1.
DT   24-JAN-2024, entry version 36.
DE   RecName: Full=magnesium chelatase {ECO:0000256|ARBA:ARBA00012825};
DE            EC=6.6.1.1 {ECO:0000256|ARBA:ARBA00012825};
GN   ORFNames=MC7420_7793 {ECO:0000313|EMBL:EDX78055.1};
OS   Coleofasciculus chthonoplastes PCC 7420.
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Coleofasciculales;
OC   Coleofasciculaceae; Coleofasciculus.
OX   NCBI_TaxID=118168 {ECO:0000313|EMBL:EDX78055.1, ECO:0000313|Proteomes:UP000003835};
RN   [1] {ECO:0000313|EMBL:EDX78055.1, ECO:0000313|Proteomes:UP000003835}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=PCC 7420 {ECO:0000313|EMBL:EDX78055.1,
RC   ECO:0000313|Proteomes:UP000003835};
RA   Tandeau de Marsac N., Ferriera S., Johnson J., Kravitz S., Beeson K.,
RA   Sutton G., Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL   Submitted (JUL-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + H2O + Mg(2+) + protoporphyrin IX = ADP + 3 H(+) + Mg-
CC         protoporphyrin IX + phosphate; Xref=Rhea:RHEA:13961,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:18420,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:57306,
CC         ChEBI:CHEBI:60492, ChEBI:CHEBI:456216; EC=6.6.1.1;
CC         Evidence={ECO:0000256|ARBA:ARBA00001499};
CC   -!- PATHWAY: Porphyrin-containing compound metabolism.
CC       {ECO:0000256|ARBA:ARBA00023444}.
CC   -!- SIMILARITY: Belongs to the Mg-chelatase subunit H family.
CC       {ECO:0000256|ARBA:ARBA00010851}.
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DR   EMBL; DS989842; EDX78055.1; -; Genomic_DNA.
DR   RefSeq; WP_006098491.1; NZ_DS989842.1.
DR   STRING; 118168.MC7420_7793; -.
DR   eggNOG; COG1429; Bacteria.
DR   HOGENOM; CLU_002017_1_2_3; -.
DR   OrthoDB; 9757976at2; -.
DR   Proteomes; UP000003835; Unassembled WGS sequence.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0016851; F:magnesium chelatase activity; IEA:UniProtKB-EC.
DR   GO; GO:0015995; P:chlorophyll biosynthetic process; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   CDD; cd10150; CobN_like; 1.
DR   InterPro; IPR011771; BchH.
DR   InterPro; IPR003672; CobN/Mg_chltase.
DR   InterPro; IPR022571; Mg_chelatase_H_N.
DR   NCBIfam; TIGR02025; BchH; 1.
DR   PANTHER; PTHR44119; MAGNESIUM-CHELATASE SUBUNIT CHLH, CHLOROPLASTIC; 1.
DR   PANTHER; PTHR44119:SF1; MAGNESIUM-CHELATASE SUBUNIT CHLH, CHLOROPLASTIC; 1.
DR   Pfam; PF02514; CobN-Mg_chel; 1.
DR   Pfam; PF11965; DUF3479; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840};
KW   Chlorophyll biosynthesis {ECO:0000256|ARBA:ARBA00023171};
KW   Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000313|EMBL:EDX78055.1};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741};
KW   Photosynthesis {ECO:0000256|ARBA:ARBA00022531};
KW   Reference proteome {ECO:0000313|Proteomes:UP000003835}.
FT   DOMAIN          24..186
FT                   /note="Magnesium chelatase subunit H N-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF11965"
SQ   SEQUENCE   1327 AA;  148135 MW;  A00383901B984F44 CRC64;
     MFTHVKSTIR HITPDDPKNR HVLKVVYVVL EPQYQSALSA AVRSINQNQP DIAIEISGYL
     IEELRDEQNY QAFEQDIAQA NIFIASLIFI EDLADKVVAA VQPHRDRLDA AVVFPSMPQV
     MRLNKLGSFS MAQLGQSKSA IAQFMKKRKE KSGSSFQDGM LKLLQTLPKV LKYMPIDKAQ
     DARNFMLSFQ YWLGGSSQNL ENFLLMLADK YVLKGKTLEF KDPVVYPDMG IWHPLSTKMF
     EDVKEYLTWY NNRDDISEDL KDPFAPCVGL VLQRTHLVTG DDAHYVAMVQ ELEAMGARVL
     PVFAGGLDFS KPVDAFFYET PSSKGQANVT LVDAVVSLTG FALVGGPARQ DHPKAIESLK
     RLNRPYMVAL PLVFQTTEEW EGSDLGLHPI QVALQIAIPE LDGAIEPIIL SGRDGTTGKA
     IALQDRIEAV ANRALKWASL RRKPKLDKKV AITVFSFPPD KGNVGTAAYL DVFGSIYKVM
     EALKHNGYDV EDLPESAEAL MQEVIHDAQA QYATPELNIA YRMSVMEYER FTPYSNRLEE
     NWGPPPGHLN SDGQNLLIYG KQFGNVFIGV QPTFGYEGDP MRLLFSRSAS PHHGFAAYYT
     YLEHLWQADA VLHFGTHGSL EFMPGKQMGM SGDCYPDNLI GSIPNLYYYA ANNPSEATIA
     KRRSYAETIS YLTPPAENAG LYKGLKELNE LIGSYQTLKD TGRGVPIVNT IMDKCRLVNL
     DKDIALPEKD ASELTSEERD TLVGLVYKKL MEIESRLLPC GLHVIGKPPT AEEAIATLVN
     IASLDRPEEE ILSLPRIIAN SLNRDIDEIY QNNDRGVLAD VQLLQDITQA TRAAVGALVQ
     AQTDAEGRVS KVTSLNFFNM RKRTPWIEAL IDAGYCQIDS DAIKPLFEYL EFCLQQVVAD
     NELGAMLKAL EGEYVLPGPG GDPIRNPDVL PTGKNIHALD PQSIPTTAAI KSAKIVVDRL
     LARHRAENGG IWPETIACVL WGTDNIKTYG ESLAQIMWMV GVKPVPDALG RVNKLELISL
     EELGRPRVDV VINCSGVFRD LFINQMNLLD QAVKMAAEAD EPEEMNFVRK HAVKQAEDMG
     INLRQAATRV FSNASGSYAA NVNLAVENST WESESELQDM YLTRKSFAFS ADNPGTMEQN
     RQIFESSLKT AEATFQNLDS SEISLTDVSH YFDSDPTKVV STLRQDGKTP ASYIADTTTA
     NAQVRTLSET VRLDARTKLL NPKWYEGMLS HGYEGVRELS KRLVNTMGWS ATAGAVDNWV
     YEEANETFIQ DEEMRKRLMN LNPHSFRKVV STLLEVNGRG YWETSESNLQ MLRELYQEVE
     DRIEGIE
//