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3DXY

Crystal structure of EcTrmB in complex with SAM

Functional Information from GO Data
ChainGOidnamespacecontents
A0006400biological_processtRNA modification
A0008176molecular_functiontRNA (guanine(46)-N7)-methyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 A 4
ChainResidue
AHIS228
AHOH277
AHOH311
AHOH414
AHOH464
AHOH474
AHOH528

site_idAC2
Number of Residues19
DetailsBINDING SITE FOR RESIDUE SAM A 1
ChainResidue
AGLY73
AGLU94
AHIS96
AASP121
AALA122
APHE141
APHE142
AASP144
AHOH249
AHOH275
AHOH295
AHOH306
AHOH351
AHOH376
AHOH413
AHOH483
AHOH530
AGLY71
APHE72

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL A 248
ChainResidue
AGLY227
AHIS228
AGLY229
ATRP231
AHOH320
AHOH464
AHOH474

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 2
ChainResidue
ATRP146
AHIS147
ALYS148
AHIS151
AHOH458

site_idAC5
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 3
ChainResidue
AASP132
AASN133
AARG237
AHOH276

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues5
DetailsRegion: {"description":"Interaction with RNA","evidences":[{"source":"HAMAP-Rule","id":"MF_01057","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"evidences":[{"source":"UniProtKB","id":"Q12009","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues9
DetailsBinding site: {"evidences":[{"source":"HAMAP-Rule","id":"MF_01057","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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