ID A0A2V4VIV6_9GAMM Unreviewed; 545 AA. AC A0A2V4VIV6; DT 12-SEP-2018, integrated into UniProtKB/TrEMBL. DT 12-SEP-2018, sequence version 1. DT 05-DEC-2018, entry version 4. DE RecName: Full=Siroheme synthase {ECO:0000256|HAMAP-Rule:MF_01646}; DE Includes: DE RecName: Full=Uroporphyrinogen-III C-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01646}; DE Short=Urogen III methylase {ECO:0000256|HAMAP-Rule:MF_01646}; DE EC=2.1.1.107 {ECO:0000256|HAMAP-Rule:MF_01646}; DE AltName: Full=Uroporphyrinogen III methylase {ECO:0000256|HAMAP-Rule:MF_01646}; DE Short=UROM {ECO:0000256|HAMAP-Rule:MF_01646}; DE AltName: Full=SUMT {ECO:0000256|HAMAP-Rule:MF_01646}; DE Includes: DE RecName: Full=Sirohydrochlorin ferrochelatase {ECO:0000256|HAMAP-Rule:MF_01646}; DE EC=4.99.1.4 {ECO:0000256|HAMAP-Rule:MF_01646}; DE Includes: DE RecName: Full=Precorrin-2 dehydrogenase {ECO:0000256|HAMAP-Rule:MF_01646}; DE EC=1.3.1.76 {ECO:0000256|HAMAP-Rule:MF_01646}; GN Name=cysG {ECO:0000256|HAMAP-Rule:MF_01646}; GN ORFNames=DFP82_106170 {ECO:0000313|EMBL:PYE38765.1}; OS Psychrobacter fozii. OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales; OC Moraxellaceae; Psychrobacter. OX NCBI_TaxID=198480 {ECO:0000313|EMBL:PYE38765.1, ECO:0000313|Proteomes:UP000247746}; RN [1] {ECO:0000313|EMBL:PYE38765.1, ECO:0000313|Proteomes:UP000247746} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=CECT 5889 {ECO:0000313|EMBL:PYE38765.1, RC ECO:0000313|Proteomes:UP000247746}; RA Whitman W.; RT "Genomic Encyclopedia of Type Strains, Phase III (KMG-III): the RT genomes of soil and plant-associated and newly described type RT strains."; RL Submitted (JUN-2018) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Multifunctional enzyme that catalyzes the SAM-dependent CC methylations of uroporphyrinogen III at position C-2 and C-7 to CC form precorrin-2 via precorrin-1. Then it catalyzes the NAD- CC dependent ring dehydrogenation of precorrin-2 to yield CC sirohydrochlorin. Finally, it catalyzes the ferrochelation of CC sirohydrochlorin to yield siroheme. {ECO:0000256|HAMAP- CC Rule:MF_01646, ECO:0000256|SAAS:SAAS00971394}. CC -!- CATALYTIC ACTIVITY: CC Reaction=2 H(+) + siroheme = Fe(2+) + sirohydrochlorin; CC Xref=Rhea:RHEA:24360, ChEBI:CHEBI:15378, ChEBI:CHEBI:29033, CC ChEBI:CHEBI:58351, ChEBI:CHEBI:60052; EC=4.99.1.4; CC Evidence={ECO:0000256|HAMAP-Rule:MF_01646, CC ECO:0000256|SAAS:SAAS01024976}; CC -!- CATALYTIC ACTIVITY: CC Reaction=2 S-adenosyl-L-methionine + uroporphyrinogen III = H(+) + CC precorrin-2 + 2 S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:32459, CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57308, ChEBI:CHEBI:57856, CC ChEBI:CHEBI:58827, ChEBI:CHEBI:59789; EC=2.1.1.107; CC Evidence={ECO:0000256|HAMAP-Rule:MF_01646, CC ECO:0000256|SAAS:SAAS00970331}; 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; CC EC=1.3.1.76; Evidence={ECO:0000256|HAMAP-Rule:MF_01646, CC ECO:0000256|SAAS:SAAS01024975}; CC -!- PATHWAY: Cofactor biosynthesis; adenosylcobalamin biosynthesis; CC sirohydrochlorin from precorrin-2: step 1/1. {ECO:0000256|HAMAP- CC Rule:MF_01646, ECO:0000256|SAAS:SAAS01024981}. CC -!- PATHWAY: Porphyrin-containing compound metabolism; siroheme CC biosynthesis; precorrin-2 from uroporphyrinogen III: step 1/1. CC {ECO:0000256|HAMAP-Rule:MF_01646, ECO:0000256|SAAS:SAAS00971402}. CC -!- PATHWAY: Porphyrin-containing compound metabolism; siroheme CC biosynthesis; siroheme from sirohydrochlorin: step 1/1. CC {ECO:0000256|HAMAP-Rule:MF_01646, ECO:0000256|SAAS:SAAS01024978}. CC -!- PATHWAY: Porphyrin-containing compound metabolism; siroheme CC biosynthesis; sirohydrochlorin from precorrin-2: step 1/1. CC {ECO:0000256|HAMAP-Rule:MF_01646, ECO:0000256|SAAS:SAAS01024982}. CC -!- SIMILARITY: Belongs to the precorrin methyltransferase family. CC {ECO:0000256|RuleBase:RU003960}. CC -!- SIMILARITY: In the C-terminal section; belongs to the precorrin CC methyltransferase family. {ECO:0000256|HAMAP-Rule:MF_01646, CC ECO:0000256|SAAS:SAAS00971398}. CC -!- SIMILARITY: In the N-terminal section; belongs to the precorrin-2 CC dehydrogenase / sirohydrochlorin ferrochelatase family. CC {ECO:0000256|HAMAP-Rule:MF_01646, ECO:0000256|SAAS:SAAS00971404}. CC -!- CAUTION: The sequence shown here is derived from an CC EMBL/GenBank/DDBJ whole genome shotgun (WGS) entry which is CC preliminary data. {ECO:0000313|EMBL:PYE38765.1}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; QJSU01000006; PYE38765.1; -; Genomic_DNA. DR UniPathway; UPA00148; UER00222. DR UniPathway; UPA00262; UER00211. DR Proteomes; UP000247746; Unassembled WGS sequence. DR GO; GO:0051287; F:NAD binding; IEA:InterPro. DR GO; GO:0043115; F:precorrin-2 dehydrogenase activity; IEA:UniProtKB-UniRule. DR GO; GO:0051266; F:sirohydrochlorin ferrochelatase activity; IEA:UniProtKB-EC. DR GO; GO:0004851; F:uroporphyrin-III C-methyltransferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0009236; P:cobalamin biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0019354; P:siroheme biosynthetic process; IEA:UniProtKB-UniRule. DR CDD; cd11642; SUMT; 1. DR Gene3D; 1.10.8.210; -; 1. DR Gene3D; 3.30.950.10; -; 1. DR Gene3D; 3.40.1010.10; -; 1. DR HAMAP; MF_01646; Siroheme_synth; 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 Pfam; PF10414; CysG_dimeriser; 1. DR Pfam; PF14824; Sirohm_synth_M; 1. DR Pfam; PF00590; TP_methylase; 1. DR PIRSF; PIRSF036426; Sirohaem_synth; 2. DR SUPFAM; SSF51735; SSF51735; 1. DR SUPFAM; SSF53790; SSF53790; 1. DR TIGRFAMs; TIGR01469; cobA_cysG_Cterm; 1. DR TIGRFAMs; TIGR01470; cysG_Nterm; 1. DR PROSITE; PS00840; SUMT_2; 1. PE 3: Inferred from homology; KW Cobalamin biosynthesis {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS01024974}; KW Complete proteome {ECO:0000313|Proteomes:UP000247746}; KW Lyase {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS01024979}; KW Methyltransferase {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|RuleBase:RU003960, ECO:0000256|SAAS:SAAS00099290, KW ECO:0000313|EMBL:PYE38765.1}; KW Multifunctional enzyme {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS01024984}; KW NAD {ECO:0000256|HAMAP-Rule:MF_01646, ECO:0000256|SAAS:SAAS01024985}; KW Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS01024988}; KW Phosphoprotein {ECO:0000256|HAMAP-Rule:MF_01646}; KW Porphyrin biosynthesis {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS01024977}; KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|SAAS:SAAS00099242}; KW Transferase {ECO:0000256|HAMAP-Rule:MF_01646, KW ECO:0000256|RuleBase:RU003960, ECO:0000256|SAAS:SAAS00099286, KW ECO:0000313|EMBL:PYE38765.1}. FT DOMAIN 121 144 Sirohm_synth_M. {ECO:0000259|Pfam: FT PF14824}. FT DOMAIN 150 207 CysG_dimeriser. {ECO:0000259|Pfam: FT PF10414}. FT DOMAIN 247 455 TP_methylase. {ECO:0000259|Pfam:PF00590}. FT NP_BIND 22 23 NAD. {ECO:0000256|HAMAP-Rule:MF_01646}. FT NP_BIND 43 44 NAD. {ECO:0000256|HAMAP-Rule:MF_01646}. FT REGION 1 203 Precorrin-2 dehydrogenase / FT sirohydrochlorin ferrochelatase. FT {ECO:0000256|HAMAP-Rule:MF_01646}. FT REGION 245 545 Uroporphyrinogen-III C-methyltransferase. FT {ECO:0000256|HAMAP-Rule:MF_01646}. FT REGION 330 332 S-adenosyl-L-methionine binding. FT {ECO:0000256|HAMAP-Rule:MF_01646}. FT REGION 360 361 S-adenosyl-L-methionine binding. FT {ECO:0000256|HAMAP-Rule:MF_01646}. FT ACT_SITE 277 277 Proton acceptor. {ECO:0000256|HAMAP-Rule: FT MF_01646, ECO:0000256|PIRSR:PIRSR036426- FT 1}. FT ACT_SITE 299 299 Proton donor. {ECO:0000256|HAMAP-Rule: FT MF_01646, ECO:0000256|PIRSR:PIRSR036426- FT 1}. FT BINDING 254 254 S-adenosyl-L-methionine; via carbonyl FT oxygen. {ECO:0000256|HAMAP-Rule: FT MF_01646}. FT BINDING 335 335 S-adenosyl-L-methionine; via carbonyl FT oxygen. {ECO:0000256|HAMAP-Rule: FT MF_01646}. FT BINDING 412 412 S-adenosyl-L-methionine; via amide FT nitrogen. {ECO:0000256|HAMAP-Rule: FT MF_01646}. FT BINDING 441 441 S-adenosyl-L-methionine; via amide FT nitrogen and carbonyl oxygen. FT {ECO:0000256|HAMAP-Rule:MF_01646}. FT MOD_RES 128 128 Phosphoserine. {ECO:0000256|HAMAP-Rule: FT MF_01646}. SQ SEQUENCE 545 AA; 59320 MW; 90DEDDB97F2090FE CRC64; MNTFPLFFKL EDRKVLIVGG GDVALRKADL LSRAGAAITI LAPVISDEIQ ALLNDSKHQL IYENYNNTYM SGARVIIAAT DDETLNHQIH ADATALNIPV NVVDTPHLCD FIFPAIVDRN PIVIGISSNG KAPVLARLLR ARLETLIPQG YGKLAKLAGE FRTEVKAKIP TLTGRRQFWE RAFEGKVSEL MFAGNEVQAT EQLQADLDST AANIASANES PTHTTVVAEP IVDNENSVEA NTPVGEVYIV GAGPGDPELL TFKALRLMQQ ADIVYYDALV SPQVLDLCRR DADKVFVGKK RSNHAVAQLG INELLVNSAK EGRRVVRLKG GDPFIFGRGG EEIESLRAHD IPYQVVPGIT AANAAASYAG IPLTHRDHSQ SVRFVTGFLK AGAPNSNFKS FLNTDETVVF YMGLHSLPRL TEGLIDAGRA DSTPIAIVSN ASMPNQQVLT GTLANIVELQ EQHQLPTPAL LIMGDVVALH DNLAWYNLQN QQHSQSSDDL AKNWLREGSR GKVEKQPIDQ QAHALSMISS LATQQEEGLE QLIID //