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2HMA

The Crystal Structure of tRNA (5-Methylaminomethyl-2-Thiouridylate)-Methyltransferase TrmU from Streptococcus pneumoniae

Functional Information from GO Data
ChainGOidnamespacecontents
A0000049molecular_functiontRNA binding
A0000166molecular_functionnucleotide binding
A0002143biological_processtRNA wobble position uridine thiolation
A0003723molecular_functionRNA binding
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0006400biological_processtRNA modification
A0008033biological_processtRNA processing
A0016740molecular_functiontransferase activity
A0016783molecular_functionsulfurtransferase activity
A0103016molecular_functiontRNA-uridine 2-sulfurtransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 374
ChainResidue
ASER14
AGLY16
AASP18
ASER19
ASAM375
AHOH592

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE SAM A 375
ChainResidue
ASER19
AILE36
AMSE38
AASP100
AASN104
ALYS108
ATHR126
AGLY127
AHIS128
AGLN152
APHE155
AMG374
AHOH592
AGLY12
AMSE13
ASER14

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsRegion: {"description":"Interaction with target base in tRNA","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsRegion: {"description":"Interaction with tRNA","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsActive site: {"description":"Nucleophile","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsActive site: {"description":"Cysteine persulfide intermediate","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsSite: {"description":"Interaction with tRNA","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1kp2
ChainResidueDetails
AASP137
ALYS105

242842

PDB entries from 2025-10-08

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