ID A0A225TNJ3_9NOCA Unreviewed; 369 AA. AC A0A225TNJ3; DT 25-OCT-2017, integrated into UniProtKB/TrEMBL. DT 25-OCT-2017, sequence version 1. DT 08-MAY-2019, entry version 7. DE RecName: Full=Probable dual-specificity RNA methyltransferase RlmN {ECO:0000256|HAMAP-Rule:MF_01849}; DE EC=2.1.1.192 {ECO:0000256|HAMAP-Rule:MF_01849}; DE AltName: Full=23S rRNA (adenine(2503)-C(2))-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01849}; DE AltName: Full=23S rRNA m2A2503 methyltransferase {ECO:0000256|HAMAP-Rule:MF_01849}; DE AltName: Full=Ribosomal RNA large subunit methyltransferase N {ECO:0000256|HAMAP-Rule:MF_01849}; DE AltName: Full=tRNA (adenine(37)-C(2))-methyltransferase {ECO:0000256|HAMAP-Rule:MF_01849}; DE AltName: Full=tRNA m2A37 methyltransferase {ECO:0000256|HAMAP-Rule:MF_01849}; GN Name=rlmN {ECO:0000256|HAMAP-Rule:MF_01849}; GN ORFNames=B9C99_06460 {ECO:0000313|EMBL:OWY82457.1}; OS Rhodococcus sp. BUPNP1. OC Bacteria; Actinobacteria; Corynebacteriales; Nocardiaceae; OC Rhodococcus. OX NCBI_TaxID=1432786 {ECO:0000313|EMBL:OWY82457.1, ECO:0000313|Proteomes:UP000198201}; RN [1] {ECO:0000313|EMBL:OWY82457.1, ECO:0000313|Proteomes:UP000198201} RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=BUPNP1 {ECO:0000313|EMBL:OWY82457.1, RC ECO:0000313|Proteomes:UP000198201}; RA Sengupta K., Whitworth D.E., Swain M., Saha P.; RT "Rhodococcus sp. BUPNP1, whole genome shotgun sequence."; RL Submitted (APR-2017) to the EMBL/GenBank/DDBJ databases. CC -!- FUNCTION: Specifically methylates position 2 of adenine 2503 in CC 23S rRNA and position 2 of adenine 37 in tRNAs. CC {ECO:0000256|HAMAP-Rule:MF_01849, ECO:0000256|SAAS:SAAS00721833}. CC -!- CATALYTIC ACTIVITY: CC Reaction=adenosine(2503) in 23S rRNA + 2 reduced [2Fe-2S]- CC [ferredoxin] + 2 S-adenosyl-L-methionine = 2- CC methyladenosine(2503) in 23S rRNA + 5'-deoxyadenosine + L- CC methionine + 2 oxidized [2Fe-2S]-[ferredoxin] + S-adenosyl-L- CC homocysteine; Xref=Rhea:RHEA:42916, Rhea:RHEA-COMP:10000, CC Rhea:RHEA-COMP:10001, Rhea:RHEA-COMP:10152, Rhea:RHEA- CC COMP:10282, ChEBI:CHEBI:17319, ChEBI:CHEBI:33737, CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57844, ChEBI:CHEBI:57856, CC ChEBI:CHEBI:59789, ChEBI:CHEBI:74411, ChEBI:CHEBI:74497; CC EC=2.1.1.192; Evidence={ECO:0000256|HAMAP-Rule:MF_01849, CC ECO:0000256|SAAS:SAAS01114928}; CC -!- CATALYTIC ACTIVITY: CC Reaction=adenosine(37) in tRNA + 2 reduced [2Fe-2S]-[ferredoxin] + CC 2 S-adenosyl-L-methionine = 2-methyladenosine(37) in tRNA + 5'- CC deoxyadenosine + L-methionine + 2 oxidized [2Fe-2S]-[ferredoxin] CC + S-adenosyl-L-homocysteine; Xref=Rhea:RHEA:43332, Rhea:RHEA- CC COMP:10000, Rhea:RHEA-COMP:10001, Rhea:RHEA-COMP:10162, CC Rhea:RHEA-COMP:10485, ChEBI:CHEBI:17319, ChEBI:CHEBI:33737, CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57844, ChEBI:CHEBI:57856, CC ChEBI:CHEBI:59789, ChEBI:CHEBI:74411, ChEBI:CHEBI:74497; CC EC=2.1.1.192; Evidence={ECO:0000256|HAMAP-Rule:MF_01849, CC ECO:0000256|SAAS:SAAS01114934}; CC -!- COFACTOR: CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; CC Evidence={ECO:0000256|HAMAP-Rule:MF_01849}; CC Note=Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3 CC cysteines and an exchangeable S-adenosyl-L-methionine. CC {ECO:0000256|HAMAP-Rule:MF_01849}; CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01849, CC ECO:0000256|SAAS:SAAS00297762}. CC -!- MISCELLANEOUS: Reaction proceeds by a ping-pong mechanism CC involving intermediate methylation of a conserved cysteine CC residue. {ECO:0000256|HAMAP-Rule:MF_01849}. CC -!- SIMILARITY: Belongs to the radical SAM superfamily. RlmN family. CC {ECO:0000256|HAMAP-Rule:MF_01849, ECO:0000256|SAAS:SAAS00571858}. CC -!- CAUTION: Lacks conserved residue(s) required for the propagation CC of feature annotation. {ECO:0000256|HAMAP-Rule:MF_01849}. 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:OWY82457.1}. 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; NERM01000005; OWY82457.1; -; Genomic_DNA. DR RefSeq; WP_016691228.1; NZ_NERM01000005.1. DR Proteomes; UP000198201; Unassembled WGS sequence. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0070040; F:rRNA (adenine-C2-)-methyltransferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0019843; F:rRNA binding; IEA:UniProtKB-UniRule. DR GO; GO:0002935; F:tRNA (adenine-C2-)-methyltransferase activity; IEA:UniProtKB-UniRule. DR GO; GO:0000049; F:tRNA binding; IEA:UniProtKB-UniRule. DR GO; GO:0070475; P:rRNA base methylation; IEA:UniProtKB-UniRule. DR Gene3D; 3.20.20.70; -; 1. DR HAMAP; MF_01849; RNA_methyltr_RlmN; 1. DR InterPro; IPR013785; Aldolase_TIM. DR InterPro; IPR040072; Methyltransferase_A. DR InterPro; IPR027492; RNA_MTrfase_RlmN. DR InterPro; IPR004383; rRNA_lsu_MTrfase_RlmN/Cfr. DR InterPro; IPR007197; rSAM. DR PANTHER; PTHR30544; PTHR30544; 1. DR Pfam; PF04055; Radical_SAM; 1. DR PIRSF; PIRSF006004; CHP00048; 1. DR SFLD; SFLDF00275; adenosine_C2_methyltransferase; 1. DR TIGRFAMs; TIGR00048; rRNA_mod_RlmN; 1. PE 3: Inferred from homology; KW 4Fe-4S {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297782}; KW Complete proteome {ECO:0000313|Proteomes:UP000198201}; KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297764}; KW Disulfide bond {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00721829}; KW Iron {ECO:0000256|HAMAP-Rule:MF_01849, ECO:0000256|SAAS:SAAS00297790}; KW Iron-sulfur {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297787}; KW Metal-binding {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297793}; KW Methyltransferase {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297761, ECO:0000313|EMBL:OWY82457.1}; KW rRNA processing {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00536180}; KW S-adenosyl-L-methionine {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297766}; KW Transferase {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00297763, ECO:0000313|EMBL:OWY82457.1}; KW tRNA processing {ECO:0000256|HAMAP-Rule:MF_01849, KW ECO:0000256|SAAS:SAAS00721837}. FT DOMAIN 123 296 Radical_SAM. {ECO:0000259|Pfam:PF04055}. FT REGION 183 184 S-adenosyl-L-methionine binding. FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT REGION 240 242 S-adenosyl-L-methionine binding. FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT ACT_SITE 108 108 Proton acceptor. {ECO:0000256|HAMAP-Rule: FT MF_01849}. FT ACT_SITE 362 362 S-methylcysteine intermediate. FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT METAL 128 128 Iron-sulfur (4Fe-4S-S-AdoMet). FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT METAL 132 132 Iron-sulfur (4Fe-4S-S-AdoMet). FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT METAL 135 135 Iron-sulfur (4Fe-4S-S-AdoMet). FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT BINDING 217 217 S-adenosyl-L-methionine. FT {ECO:0000256|HAMAP-Rule:MF_01849}. FT BINDING 319 319 S-adenosyl-L-methionine; via amide FT nitrogen and carbonyl oxygen. FT {ECO:0000256|HAMAP-Rule:MF_01849}. SQ SEQUENCE 369 AA; 39756 MW; E49A17C46BFA30CE CRC64; MASSLPLVFD APKRGLPPRH LADLDADQRR DAVRELGLPA FRADQLARQY YGRLEADPAK MTDLPAAVRD KVGEALFPPL LSAVRHIACD GGETRKTLWR AHDGTLLESV LMRYPDRATL CISSQAGCGM ACPFCATGQG GLDRNLSTAE IVDQVRAAAA ALRDGDVAGG PGRLSNVVFM GMGEPLANYK RVVAAVRRIT SPAPEGLGLS QRSVTVSTVG LAPAIRRLAD EGLSVTLAVS LHTPDDELRD TLVPVNNRWS VAEVLEAARY YADKTGRRVS IEYALIRDVN DQPWRADMLG KKLHKALGSL VHVNLIPLNP TPGSEWDASP KDVEREFVRR VQAQGVSCTV RDTRGQEIAA ACGQLAAEG //