ID K9XRS0_STAC7 Unreviewed; 357 AA.
AC K9XRS0;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 47.
DE RecName: Full=Mg-protoporphyrin IX chelatase {ECO:0000256|RuleBase:RU362087};
DE EC=6.6.1.1 {ECO:0000256|RuleBase:RU362087};
GN OrderedLocusNames=Sta7437_1209 {ECO:0000313|EMBL:AFZ34779.1};
OS Stanieria cyanosphaera (strain ATCC 29371 / PCC 7437).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Pleurocapsales; Dermocarpellaceae;
OC Stanieria.
OX NCBI_TaxID=111780 {ECO:0000313|EMBL:AFZ34779.1, ECO:0000313|Proteomes:UP000010473};
RN [1] {ECO:0000313|Proteomes:UP000010473}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29371 / PCC 7437 {ECO:0000313|Proteomes:UP000010473};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- FUNCTION: Involved in chlorophyll biosynthesis. Catalyzes the insertion
CC of magnesium ion into protoporphyrin IX to yield Mg-protoporphyrin IX.
CC {ECO:0000256|RuleBase:RU362087}.
CC -!- FUNCTION: Involved in chlorophyll biosynthesis; introduces a magnesium
CC ion into protoporphyrin IX to yield Mg-protoporphyrin IX.
CC {ECO:0000256|ARBA:ARBA00003398}.
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 ECO:0000256|RuleBase:RU362087};
CC -!- PATHWAY: Porphyrin-containing compound metabolism; chlorophyll
CC biosynthesis. {ECO:0000256|RuleBase:RU362087}.
CC -!- SIMILARITY: Belongs to the Mg-chelatase subunits D/I family.
CC {ECO:0000256|ARBA:ARBA00005799, ECO:0000256|RuleBase:RU362087}.
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DR EMBL; CP003653; AFZ34779.1; -; Genomic_DNA.
DR RefSeq; WP_015192452.1; NC_019748.1.
DR AlphaFoldDB; K9XRS0; -.
DR STRING; 111780.Sta7437_1209; -.
DR KEGG; scs:Sta7437_1209; -.
DR PATRIC; fig|111780.3.peg.1259; -.
DR eggNOG; COG1239; Bacteria.
DR HOGENOM; CLU_016684_0_2_3; -.
DR OrthoDB; 9775079at2; -.
DR UniPathway; UPA00668; -.
DR Proteomes; UP000010473; Chromosome.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0016887; F:ATP hydrolysis activity; IEA:InterPro.
DR GO; GO:0016851; F:magnesium chelatase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0015995; P:chlorophyll biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR CDD; cd00009; AAA; 1.
DR Gene3D; 1.10.8.80; Magnesium chelatase subunit I, C-Terminal domain; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR InterPro; IPR003593; AAA+_ATPase.
DR InterPro; IPR045006; CHLI-like.
DR InterPro; IPR041628; ChlI/MoxR_AAA_lid.
DR InterPro; IPR011775; Mg_chelatase_ATPase-isu.
DR InterPro; IPR000523; Mg_chelatse_chII-like_cat_dom.
DR InterPro; IPR027417; P-loop_NTPase.
DR NCBIfam; TIGR02030; BchI-ChlI; 1.
DR PANTHER; PTHR32039; MAGNESIUM-CHELATASE SUBUNIT CHLI; 1.
DR PANTHER; PTHR32039:SF9; MAGNESIUM-CHELATASE SUBUNIT CHLI-1, CHLOROPLASTIC; 1.
DR Pfam; PF17863; AAA_lid_2; 1.
DR Pfam; PF01078; Mg_chelatase; 1.
DR SMART; SM00382; AAA; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|RuleBase:RU362087};
KW Chlorophyll biosynthesis {ECO:0000256|RuleBase:RU362087};
KW Coiled coil {ECO:0000256|SAM:Coils};
KW Ligase {ECO:0000256|RuleBase:RU362087, ECO:0000313|EMBL:AFZ34779.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|RuleBase:RU362087};
KW Photosynthesis {ECO:0000256|RuleBase:RU362087};
KW Reference proteome {ECO:0000313|Proteomes:UP000010473}.
FT DOMAIN 39..221
FT /note="AAA+ ATPase"
FT /evidence="ECO:0000259|SMART:SM00382"
FT COILED 244..271
FT /evidence="ECO:0000256|SAM:Coils"
SQ SEQUENCE 357 AA; 39603 MW; BED7C9195110E77F CRC64;
MSAILQAPPK TARVVFPFTA IVGQEEMKLA LILNVIDPKI GGVMIMGDRG TGKSTTIRAL
ADLLPEIEVV AGDPFNSDPK DPDLMSDEVK QKLEKQLPIE IVKKKVQMVD LPLGATEDRV
CGTIDIEKAL SEGVKAFEPG LLAKANRGIL YVDEVNLLDD HLVDVLLDSA AGGWNTVERE
GISIRHPARF VMVGSGNPEE GELRPQLLDR FGMHAEIHTV KEPSLRVQIV EQRAEFDSNP
VAFCEKYQQQ QEELQNKIVQ AQQLLPEVKI DYDLRVKISE ICSELDVDGL RGDIVTNRAA
KAIAAFEGRT EVTVDDIRRV IVLCLRHRLR KDPLESIDSG YKVQKSVARV FGLEVEE
//
