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Conserved domains on  [gi|1707052480|ref|NP_001358589|]
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tRNA (adenine(37)-N6)-methyltransferase isoform 2 [Homo sapiens]

Protein Classification

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
UPF0066 super family cl00749
Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This ...
1-23 3.27e-06

Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This domain includes Escherichia coli YeaB, Archeoglobus fulgidus AF0241, and Agrobacterium tumefaciens VirR. Proteins with this domain are probable S-adenosylmethionine-dependent methyltransferases but they have not been functionally characterized and the substrate is unknown.


The actual alignment was detected with superfamily member COG1720:

Pssm-ID: 469902  Cd Length: 152  Bit Score: 45.91  E-value: 3.27e-06
                          10        20
                  ....*....|....*....|...
gi 1707052480   1 MIHGTPVLDIKPYIAEYDSPQNV 23
Cdd:COG1720   115 LLDGTPVLDIKPYVPYADAIPDA 137
TrmO_C super family cl39727
TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase ...
189-257 5.03e-05

TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase proteins. This domain has a RelE fold.


The actual alignment was detected with superfamily member pfam18389:

Pssm-ID: 465738  Cd Length: 65  Bit Score: 40.67  E-value: 5.03e-05
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 1707052480 189 ATLEVRFTPHAEMDLGQLSSQdvgqasfkyfqsAEEAKRAIEAVLSADPRSVYRRKLCQDRLF---YFTVDI 257
Cdd:pfam18389   1 APLEVEFSEEAEAQLAALQRQ------------YPDLRELIEQVLAQDPRPAYQKDKPDERVYgmrLYDFNI 60
 
Name Accession Description Interval E-value
TrmO COG1720
tRNA (Thr-GGU) A37 N6-methylase [Translation, ribosomal structure and biogenesis]; tRNA ...
1-23 3.27e-06

tRNA (Thr-GGU) A37 N6-methylase [Translation, ribosomal structure and biogenesis]; tRNA (Thr-GGU) A37 N6-methylase is part of the Pathway/BioSystem: tRNA modification


Pssm-ID: 441326  Cd Length: 152  Bit Score: 45.91  E-value: 3.27e-06
                          10        20
                  ....*....|....*....|...
gi 1707052480   1 MIHGTPVLDIKPYIAEYDSPQNV 23
Cdd:COG1720   115 LLDGTPVLDIKPYVPYADAIPDA 137
TrmO pfam01980
tRNA-methyltransferase O; This family includes members such as TrmO (tRNA-methyltransferase O) ...
1-18 5.55e-06

tRNA-methyltransferase O; This family includes members such as TrmO (tRNA-methyltransferase O) also known as YaeB, which contains a single-sheeted beta-barrel structure. TrmO is an AdoMet-dependent methyltransferase responsible for m6t6A formation. Its human homolog, is responsible for formation of m6t6A37 in cytoplasmic tRNASer. Lack of TrmO decreases attenuation activity of the thr operon, indicating that N6 methylation of m6t6A37 ensures efficient decoding of ACY codons. In bacteria and eukaryotes, TrmO has a C-terminal domain containing the conserved DPRxxY motif. Where the Asp194 and Arg196 in this motif of E. coli TrmO are necessary for N6-methylation. However, no archaeal YaeB has a C-terminal domain containing the DPRxxY motif that is conserved in bacterial and mammalian TrmO homologs.


Pssm-ID: 460402  Cd Length: 116  Bit Score: 44.70  E-value: 5.55e-06
                          10
                  ....*....|....*...
gi 1707052480   1 MIHGTPVLDIKPYIAEYD 18
Cdd:pfam01980  99 LLDGTPVLDIKPYVPYAD 116
TrmO_C pfam18389
TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase ...
189-257 5.03e-05

TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase proteins. This domain has a RelE fold.


Pssm-ID: 465738  Cd Length: 65  Bit Score: 40.67  E-value: 5.03e-05
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 1707052480 189 ATLEVRFTPHAEMDLGQLSSQdvgqasfkyfqsAEEAKRAIEAVLSADPRSVYRRKLCQDRLF---YFTVDI 257
Cdd:pfam18389   1 APLEVEFSEEAEAQLAALQRQ------------YPDLRELIEQVLAQDPRPAYQKDKPDERVYgmrLYDFNI 60
UPF0066 cd09281
Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This ...
1-13 3.09e-03

Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This domain includes Escherichia coli YeaB, Archeoglobus fulgidus AF0241, and Agrobacterium tumefaciens VirR. Proteins with this domain are probable S-adenosylmethionine-dependent methyltransferases but they have not been functionally characterized and the substrate is unknown.


Pssm-ID: 187753  Cd Length: 124  Bit Score: 37.09  E-value: 3.09e-03
                          10
                  ....*....|...
gi 1707052480   1 MIHGTPVLDIKPY 13
Cdd:cd09281   112 ALDGTPVLDIKPY 124
 
Name Accession Description Interval E-value
TrmO COG1720
tRNA (Thr-GGU) A37 N6-methylase [Translation, ribosomal structure and biogenesis]; tRNA ...
1-23 3.27e-06

tRNA (Thr-GGU) A37 N6-methylase [Translation, ribosomal structure and biogenesis]; tRNA (Thr-GGU) A37 N6-methylase is part of the Pathway/BioSystem: tRNA modification


Pssm-ID: 441326  Cd Length: 152  Bit Score: 45.91  E-value: 3.27e-06
                          10        20
                  ....*....|....*....|...
gi 1707052480   1 MIHGTPVLDIKPYIAEYDSPQNV 23
Cdd:COG1720   115 LLDGTPVLDIKPYVPYADAIPDA 137
TrmO pfam01980
tRNA-methyltransferase O; This family includes members such as TrmO (tRNA-methyltransferase O) ...
1-18 5.55e-06

tRNA-methyltransferase O; This family includes members such as TrmO (tRNA-methyltransferase O) also known as YaeB, which contains a single-sheeted beta-barrel structure. TrmO is an AdoMet-dependent methyltransferase responsible for m6t6A formation. Its human homolog, is responsible for formation of m6t6A37 in cytoplasmic tRNASer. Lack of TrmO decreases attenuation activity of the thr operon, indicating that N6 methylation of m6t6A37 ensures efficient decoding of ACY codons. In bacteria and eukaryotes, TrmO has a C-terminal domain containing the conserved DPRxxY motif. Where the Asp194 and Arg196 in this motif of E. coli TrmO are necessary for N6-methylation. However, no archaeal YaeB has a C-terminal domain containing the DPRxxY motif that is conserved in bacterial and mammalian TrmO homologs.


Pssm-ID: 460402  Cd Length: 116  Bit Score: 44.70  E-value: 5.55e-06
                          10
                  ....*....|....*...
gi 1707052480   1 MIHGTPVLDIKPYIAEYD 18
Cdd:pfam01980  99 LLDGTPVLDIKPYVPYAD 116
TrmO_C pfam18389
TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase ...
189-257 5.03e-05

TrmO C-terminal domain; This domain is found at the C-terminus of TrmO tRNA methyltransferase proteins. This domain has a RelE fold.


Pssm-ID: 465738  Cd Length: 65  Bit Score: 40.67  E-value: 5.03e-05
                          10        20        30        40        50        60        70
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|..
gi 1707052480 189 ATLEVRFTPHAEMDLGQLSSQdvgqasfkyfqsAEEAKRAIEAVLSADPRSVYRRKLCQDRLF---YFTVDI 257
Cdd:pfam18389   1 APLEVEFSEEAEAQLAALQRQ------------YPDLRELIEQVLAQDPRPAYQKDKPDERVYgmrLYDFNI 60
UPF0066 cd09281
Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This ...
1-13 3.09e-03

Escherichia coli YaeB and related proteins; Uncharacterized protein family UPF0066. This domain includes Escherichia coli YeaB, Archeoglobus fulgidus AF0241, and Agrobacterium tumefaciens VirR. Proteins with this domain are probable S-adenosylmethionine-dependent methyltransferases but they have not been functionally characterized and the substrate is unknown.


Pssm-ID: 187753  Cd Length: 124  Bit Score: 37.09  E-value: 3.09e-03
                          10
                  ....*....|...
gi 1707052480   1 MIHGTPVLDIKPY 13
Cdd:cd09281   112 ALDGTPVLDIKPY 124
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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