MOAA_SALDC
ID MOAA_SALDC Reviewed; 329 AA.
AC B5FP68;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 14-OCT-2008, sequence version 1.
DT 03-AUG-2022, entry version 77.
DE RecName: Full=GTP 3',8-cyclase {ECO:0000255|HAMAP-Rule:MF_01225};
DE EC=4.1.99.22 {ECO:0000255|HAMAP-Rule:MF_01225};
DE AltName: Full=Molybdenum cofactor biosynthesis protein A {ECO:0000255|HAMAP-Rule:MF_01225};
GN Name=moaA {ECO:0000255|HAMAP-Rule:MF_01225}; OrderedLocusNames=SeD_A0896;
OS Salmonella dublin (strain CT_02021853).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=439851;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CT_02021853;
RX PubMed=21602358; DOI=10.1128/jb.00297-11;
RA Fricke W.F., Mammel M.K., McDermott P.F., Tartera C., White D.G.,
RA Leclerc J.E., Ravel J., Cebula T.A.;
RT "Comparative genomics of 28 Salmonella enterica isolates: evidence for
RT CRISPR-mediated adaptive sublineage evolution.";
RL J. Bacteriol. 193:3556-3568(2011).
CC -!- FUNCTION: Catalyzes the cyclization of GTP to (8S)-3',8-cyclo-7,8-
CC dihydroguanosine 5'-triphosphate. {ECO:0000255|HAMAP-Rule:MF_01225}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=AH2 + GTP + S-adenosyl-L-methionine = (8S)-3',8-cyclo-7,8-
CC dihydroguanosine 5'-triphosphate + 5'-deoxyadenosine + A + H(+) + L-
CC methionine; Xref=Rhea:RHEA:49576, ChEBI:CHEBI:13193,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:17319, ChEBI:CHEBI:17499,
CC ChEBI:CHEBI:37565, ChEBI:CHEBI:57844, ChEBI:CHEBI:59789,
CC ChEBI:CHEBI:131766; EC=4.1.99.22; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01225};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01225};
CC Note=Binds 2 [4Fe-4S] clusters. Binds 1 [4Fe-4S] cluster coordinated
CC with 3 cysteines and an exchangeable S-adenosyl-L-methionine and 1
CC [4Fe-4S] cluster coordinated with 3 cysteines and the GTP-derived
CC substrate. {ECO:0000255|HAMAP-Rule:MF_01225};
CC -!- PATHWAY: Cofactor biosynthesis; molybdopterin biosynthesis.
CC {ECO:0000255|HAMAP-Rule:MF_01225}.
CC -!- SUBUNIT: Monomer and homodimer. {ECO:0000255|HAMAP-Rule:MF_01225}.
CC -!- SIMILARITY: Belongs to the radical SAM superfamily. MoaA family.
CC {ECO:0000255|HAMAP-Rule:MF_01225}.
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DR EMBL; CP001144; ACH73652.1; -; Genomic_DNA.
DR RefSeq; WP_000168181.1; NC_011205.1.
DR AlphaFoldDB; B5FP68; -.
DR SMR; B5FP68; -.
DR KEGG; sed:SeD_A0896; -.
DR HOGENOM; CLU_009273_0_1_6; -.
DR OMA; IEFMPIG; -.
DR UniPathway; UPA00344; -.
DR Proteomes; UP000008322; Chromosome.
DR GO; GO:0019008; C:molybdopterin synthase complex; IEA:InterPro.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0061798; F:GTP 3',8'-cyclase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:1904047; F:S-adenosyl-L-methionine binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006777; P:Mo-molybdopterin cofactor biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.20.20.70; -; 1.
DR HAMAP; MF_01225_B; MoaA_B; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR006638; Elp3/MiaB/NifB.
DR InterPro; IPR013483; MoaA.
DR InterPro; IPR000385; MoaA_NifB_PqqE_Fe-S-bd_CS.
DR InterPro; IPR010505; Mob_synth_C.
DR InterPro; IPR007197; rSAM.
DR Pfam; PF06463; Mob_synth_C; 1.
DR Pfam; PF04055; Radical_SAM; 1.
DR SMART; SM00729; Elp3; 1.
DR TIGRFAMs; TIGR02666; moaA; 1.
DR PROSITE; PS01305; MOAA_NIFB_PQQE; 1.
DR PROSITE; PS51918; RADICAL_SAM; 1.
PE 3: Inferred from homology;
KW 4Fe-4S; GTP-binding; Iron; Iron-sulfur; Lyase; Metal-binding;
KW Molybdenum cofactor biosynthesis; Nucleotide-binding;
KW S-adenosyl-L-methionine.
FT CHAIN 1..329
FT /note="GTP 3',8-cyclase"
FT /id="PRO_1000139340"
FT DOMAIN 8..234
FT /note="Radical SAM core"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01266"
FT BINDING 17
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 24
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 28
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 30
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 31
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 68
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 72
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 99
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 123
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 160
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 194
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 257
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /ligand_note="4Fe-4S-substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 260
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /ligand_note="4Fe-4S-substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 262..264
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
FT BINDING 274
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /ligand_note="4Fe-4S-substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01225"
SQ SEQUENCE 329 AA; 37001 MW; A2CCAD8275D5449B CRC64;
MASQLTDAFA RKFYYLRLSI TDVCNFRCTY CLPDGYKPGG VTNNGFLTVD EIRRVTRAFA
SLGTEKVRLT GGEPSLRRDF TDIIAAVGEN DAIRQIAVTT NGYRLARDAA NWREAGLTGV
NVSVDSLDAR QFHAITGQDK FRQVMAGIDA AFDAGFEKVK VNTVLMRDVN HHQLDTFLAW
IQPRPIQLRF IELMETGEGS DLFRKHHISG QVLRDELIKR GWIHQLRQRS DGPAQVFCHP
DYAGEIGLIM PYEKDFCATC NRLRVSSVGK LHLCLFGDGG VSLRDLLQDD AQQYALEKRI
SDALREKKQT HFLHQSNTGI TQNLSYIGG
