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2B56

Structural Basis for UTP Specificity of RNA Editing TUTases From Trypanosoma Brucei

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003723molecular_functionRNA binding
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0005739cellular_componentmitochondrion
A0006397biological_processmRNA processing
A0016779molecular_functionnucleotidyltransferase activity
A0031019cellular_componentmitochondrial mRNA editing complex
A0046872molecular_functionmetal ion binding
A0050265molecular_functionRNA uridylyltransferase activity
A0071076biological_processRNA 3' uridylation
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG A 488
ChainResidue
AASP97
AASP99
AUTP501
AHOH874

site_idAC2
Number of Residues22
DetailsBINDING SITE FOR RESIDUE UTP A 501
ChainResidue
AGLY274
AASN277
ASER278
ALYS300
ALYS304
ASER318
ATYR319
AMG488
AHOH633
AHOH639
AHOH653
AHOH720
AHOH759
AHOH814
AHOH830
AHOH831
AHOH874
AGLY84
ASER85
ASER96
AASP97
AASP99

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE U5P A 601
ChainResidue
AARG144
ASER312
AGLY313
AALA314
AMET315
ATHR317
AARG435
AHIS436
AHOH645
AHOH690
AHOH737
AHOH805

site_idAC4
Number of Residues9
DetailsBINDING SITE FOR RESIDUE U5P A 602
ChainResidue
AARG282
APRO350
ATYR352
APRO353
AASP354
AHOH677
AHOH682
AHOH768
AHOH774

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:16281058, ECO:0007744|PDB:2B51, ECO:0007744|PDB:2B56
ChainResidueDetails
ASER85
ASER96
AASN277
ALYS300
ALYS304
ASER318

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:16281058
ChainResidueDetails
AASP97
AASP99

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: BINDING => ECO:0000250|UniProtKB:Q381M1
ChainResidueDetails
AARG210

site_idSWS_FT_FI4
Number of Residues1
DetailsSITE: Important for catalytic activity => ECO:0000305|PubMed:16281058
ChainResidueDetails
AASP267

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1fa0
ChainResidueDetails
ALYS300

222415

PDB entries from 2024-07-10

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