ID A0A1G5D4T3_9GAMM Unreviewed; 486 AA.
AC A0A1G5D4T3;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 28.
DE SubName: Full=Uroporphyrin-III C-methyltransferase / precorrin-2 dehydrogenase / sirohydrochlorin ferrochelatase {ECO:0000313|EMBL:SCY09763.1};
GN ORFNames=SAMN05661077_1189 {ECO:0000313|EMBL:SCY09763.1};
OS Thiohalorhabdus denitrificans.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Thiohalorhabdales;
OC Thiohalorhabdaceae; Thiohalorhabdus.
OX NCBI_TaxID=381306 {ECO:0000313|EMBL:SCY09763.1, ECO:0000313|Proteomes:UP000183104};
RN [1] {ECO:0000313|Proteomes:UP000183104}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HL 19 {ECO:0000313|Proteomes:UP000183104};
RA Varghese N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=NAD(+) + precorrin-2 = 2 H(+) + NADH + sirohydrochlorin;
CC Xref=Rhea:RHEA:15613, ChEBI:CHEBI:15378, ChEBI:CHEBI:57540,
CC ChEBI:CHEBI:57945, ChEBI:CHEBI:58351, ChEBI:CHEBI:58827; EC=1.3.1.76;
CC Evidence={ECO:0000256|ARBA:ARBA00001156};
CC -!- PATHWAY: Cofactor biosynthesis; adenosylcobalamin biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004953}.
CC -!- PATHWAY: Porphyrin-containing compound metabolism; siroheme
CC biosynthesis; precorrin-2 from uroporphyrinogen III: step 1/1.
CC {ECO:0000256|ARBA:ARBA00025705}.
CC -!- PATHWAY: Porphyrin-containing compound metabolism; siroheme
CC biosynthesis; sirohydrochlorin from precorrin-2: step 1/1.
CC {ECO:0000256|ARBA:ARBA00005010}.
CC -!- SIMILARITY: Belongs to the precorrin methyltransferase family.
CC {ECO:0000256|ARBA:ARBA00005879, ECO:0000256|RuleBase:RU003960}.
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DR EMBL; FMUN01000003; SCY09763.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G5D4T3; -.
DR UniPathway; UPA00262; UER00211.
DR Proteomes; UP000183104; Unassembled WGS sequence.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0043115; F:precorrin-2 dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0051266; F:sirohydrochlorin ferrochelatase activity; IEA:InterPro.
DR GO; GO:0004851; F:uroporphyrin-III C-methyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0009236; P:cobalamin biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR GO; GO:0019354; P:siroheme biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd11642; SUMT; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR Gene3D; 1.10.8.210; Sirohaem synthase, dimerisation domain; 1.
DR InterPro; IPR000878; 4pyrrol_Mease.
DR InterPro; IPR035996; 4pyrrol_Methylase_sf.
DR InterPro; IPR014777; 4pyrrole_Mease_sub1.
DR InterPro; IPR014776; 4pyrrole_Mease_sub2.
DR InterPro; IPR006366; CobA/CysG_C.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR037115; Sirohaem_synt_dimer_dom_sf.
DR InterPro; IPR012409; Sirohaem_synth.
DR InterPro; IPR028281; Sirohaem_synthase_central.
DR InterPro; IPR019478; Sirohaem_synthase_dimer_dom.
DR InterPro; IPR006367; Sirohaem_synthase_N.
DR InterPro; IPR003043; Uropor_MeTrfase_CS.
DR NCBIfam; TIGR01469; cobA_cysG_Cterm; 1.
DR NCBIfam; TIGR01470; cysG_Nterm; 1.
DR PANTHER; PTHR45790:SF3; S-ADENOSYL-L-METHIONINE-DEPENDENT UROPORPHYRINOGEN III METHYLTRANSFERASE, CHLOROPLASTIC; 1.
DR PANTHER; PTHR45790; SIROHEME SYNTHASE-RELATED; 1.
DR Pfam; PF10414; CysG_dimeriser; 1.
DR Pfam; PF13241; NAD_binding_7; 1.
DR Pfam; PF14824; Sirohm_synth_M; 1.
DR Pfam; PF00590; TP_methylase; 1.
DR PIRSF; PIRSF036426; Sirohaem_synth; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR SUPFAM; SSF75615; Siroheme synthase middle domains-like; 1.
DR SUPFAM; SSF53790; Tetrapyrrole methylase; 1.
DR PROSITE; PS00839; SUMT_1; 1.
DR PROSITE; PS00840; SUMT_2; 1.
PE 3: Inferred from homology;
KW Cobalamin biosynthesis {ECO:0000256|ARBA:ARBA00022573};
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603,
KW ECO:0000256|RuleBase:RU003960};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268};
KW NAD {ECO:0000256|ARBA:ARBA00023027};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002};
KW Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244};
KW Reference proteome {ECO:0000313|Proteomes:UP000183104};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003960}.
FT DOMAIN 129..155
FT /note="Siroheme synthase central"
FT /evidence="ECO:0000259|Pfam:PF14824"
FT DOMAIN 160..217
FT /note="Sirohaem synthase dimerisation"
FT /evidence="ECO:0000259|Pfam:PF10414"
FT DOMAIN 230..439
FT /note="Tetrapyrrole methylase"
FT /evidence="ECO:0000259|Pfam:PF00590"
FT ACT_SITE 260
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR036426-1"
FT ACT_SITE 282
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR036426-1"
SQ SEQUENCE 486 AA; 51098 MW; 4CB52A7BA824E00C CRC64;
MRGVTAREDG LAYLPLFHNF RTQPCLVVGG GEVAERKVGM LRRAGARITV VAPDLTDGLA
ALMADGSIAH KARAFRDTDA AGRALVVAAT GNAEVNRAVA AVARELNVPV NAVDDRAASS
AIMPAVVDRS PLVVAVSSGG ASPVLARRVR ARLERDLEPG LGPLAALADE YRHRVRERLP
DFDDRLRFWE RALDGEAGRA ARAGRDAEAR AAMEAELAAD RSTAANTGEV YLVGAGPGDP
DLLTLKAARL MGECDVVLHD RLVPSAILDR VRRDAERIPV GKAAGCHSRP QGEINGLLID
LARAGKRVLR LKGGDPLVFG RGAEEWEAVT AAGIPCQVVP GVTAASGCAA ATGIPLTHRG
VAESVTLATG HGCRGEPEHD WAELAQDRRT SVFYMGLGNL PRLRDRLLVA GRAPDTPTAV
VVGGTTPAQE VVTATLAELP EVTDRLPRRS PALIIVGEVV RLRGRLLGTP LEPAPAPGGG
EVRPSW
//
