CPLM 1.0 - Compendium of Protein Lysine Modification
TagContent
CPLM ID CPLM-010296
UniProt Accession
Genbank Protein ID
Genbank Nucleotide ID
Protein Name
 tRNA 5-methylaminomethyl-2-thiouridine biosynthesis bifunctional protein MnmC 
Protein Synonyms/Alias
 tRNA mnm(5)s(2)U biosynthesis bifunctional protein; tRNA (mnm(5)s(2)U34)-methyltransferase; FAD-dependent cmnm(5)s(2)U34 oxidoreductase 
Gene Name
 mnmC 
Gene Synonyms/Alias
 yfcK; b2324; JW5380 
Created Date
 July 27, 2013 
Organism
 Escherichia coli (strain K12) 
NCBI Taxa ID
 83333 
Lysine Modification
Position
Peptide
Type
References
102LHFISFEKFPLTRADacetylation[1]
317ALYPLLSKHDEALNRacetylation[1]
359TQLGWDEKSQHKIAQacetylation[1]
Reference
 [1] Acetyl-Phosphate Is a Critical Determinant of Lysine Acetylation in E. coli.
 Weinert BT, Iesmantavicius V, Wagner SA, Schölz C, Gummesson B, Beli P, Nyström T, Choudhary C.
 Mol Cell. 2013 Jul 25;51(2):265-72. [PMID: 23830618
Functional Description
 Catalyzes the last two steps in the biosynthesis of 5- methylaminomethyl-2-thiouridine (mnm(5)s(2)U) at the wobble position (U34) in tRNA. Catalyzes the FAD-dependent demodification of cmnm(5)s(2)U34 to nm(5)s(2)U34, followed by the transfer of a methyl group from S-adenosyl-L-methionine to nm(5)s(2)U34, to form mnm(5)s(2)U34. 
Sequence Annotation
 REGION 1 245 tRNA (mnm(5)s(2)U34)-methyltransferase.
 REGION 270 668 FAD-dependent cmnm(5)s(2)U34  
Keyword
 3D-structure; Complete proteome; Cytoplasm; FAD; Flavoprotein; Methyltransferase; Multifunctional enzyme; Oxidoreductase; Reference proteome; S-adenosyl-L-methionine; Transferase; tRNA processing. 
Sequence Source
 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 
Protein Length
 668 AA 
Protein Sequence
MKHYSIQPAN LEFNAEGTPV SRDFDDVYFS NDNGLEETRY VFLGGNQLEV RFPEHPHPLF 60
VVAESGFGTG LNFLTLWQAF DQFREAHPQA QLQRLHFISF EKFPLTRADL ALAHQHWPEL 120
APWAEQLQAQ WPMPLPGCHR LLLDEGRVTL DLWFGDINEL TSQLDDSLNQ KVDAWFLDGF 180
APAKNPDMWT QNLFNAMARL ARPGGTLATF TSAGFVRRGL QDAGFTMQKR KGFGRKREML 240
CGVMEQTLPL PCSAPWFNRT GSSKREAAII GGGIASALLS LALLRRGWQV TLYCADEAPA 300
LGASGNRQGA LYPLLSKHDE ALNRFFSNAF TFARRFYDQL PVKFDHDWCG VTQLGWDEKS 360
QHKIAQMLSM DLPAELAVAV EANAVEQITG VATNCSGITY PQGGWLCPAE LTRNVLELAQ 420
QQGLQIYYQY QLQNLSRKDD CWLLNFAGDQ QATHSVVVLA NGHQISRFSQ TSTLPVYSVA 480
GQVSHIPTTP ELAELKQVLC YDGYLTPQNP ANQHHCIGAS YHRGSEDTAY SEDDQQQNRQ 540
RLIDCFPQAQ WAKEVDVSDK EARCGVRCAT RDHLPMVGNV PDYEATLVEY ASLAEQKDEA 600
VSAPVFDDLF MFAALGSRGL CSAPLCAEIL AAQMSDEPIP MDASTLAALN PNRLWVRKLL 660
KGKAVKAG 668 
Gene Ontology
 GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
 GO:0071949; F:FAD binding; IDA:EcoCyc.
 GO:0016645; F:oxidoreductase activity, acting on the CH-NH group of donors; IEA:InterPro.
 GO:0004808; F:tRNA (5-methylaminomethyl-2-thiouridylate)-methyltransferase activity; IDA:EcoCyc.
 GO:0002097; P:tRNA wobble base modification; IEA:HAMAP. 
Interpro
 IPR006076; FAD-dep_OxRdtase.
 IPR008471; MnmC-like_methylTransf.
 IPR023032; tRNA_MAMT_biosynth_bifunc_MnmC.
 IPR017610; tRNA_S-uridine_synth_MnmC_C. 
Pfam
 PF01266; DAO
 PF05430; Methyltransf_30 
SMART
  
PROSITE
  
PRINTS