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1A4X

PYRR, THE BACILLUS SUBTILIS PYRIMIDINE BIOSYNTHETIC OPERON REPRESSOR, HEXAMERIC FORM

Functional Information from GO Data
ChainGOidnamespacecontents
A0003723molecular_functionRNA binding
A0004845molecular_functionuracil phosphoribosyltransferase activity
A0006353biological_processDNA-templated transcription termination
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
B0003723molecular_functionRNA binding
B0004845molecular_functionuracil phosphoribosyltransferase activity
B0006353biological_processDNA-templated transcription termination
B0016740molecular_functiontransferase activity
B0016757molecular_functionglycosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues11
DetailsBINDING SITE FOR RESIDUE SO4 A 184
ChainResidue
ALYS40
AASP105
AVAL107
ALEU108
ATYR109
ATHR110
AGLY111
AARG112
ATHR113
AVAL114
AHOH201

site_idAC2
Number of Residues11
DetailsBINDING SITE FOR RESIDUE SO4 B 184
ChainResidue
BLYS40
BASP105
BVAL107
BLEU108
BTYR109
BTHR110
BGLY111
BARG112
BTHR113
BVAL114
BHOH203

site_idPRA
Number of Residues10
DetailsDUAL SITE: BINDING SITE FOR SUBSTRATE PRPP IN THIS AND OTHER MEMBERS OF THE TYPE I PHOSPHORIBOSYLTRANSFERASE (PRTASE) FAMILY OF ENZYMES, AND SULFATE ION BINDING SITE.
ChainResidue
AASP105
ALYS40
AASP106
AVAL107
ALEU108
ATYR109
ATHR110
AGLY111
AARG112
ATHR113

site_idPRB
Number of Residues10
DetailsDUAL SITE: BINDING SITE FOR SUBSTRATE PRPP IN THIS AND OTHER MEMBERS OF THE TYPE I PHOSPHORIBOSYLTRANSFERASE (PRTASE) FAMILY OF ENZYMES, AND SULFATE ION BINDING SITE.
ChainResidue
AASP105
AASP106
AVAL107
ALEU108
ATYR109
ATHR110
AGLY111
AARG112
ATHR113
ALYS40

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues24
DetailsMotif: {"description":"PRPP-binding","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues22
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues1
DetailsAnnotated By Reference To The Literature 1l1r
ChainResidueDetails
AARG42

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1l1r
ChainResidueDetails
BARG42
BASP83

239492

PDB entries from 2025-07-30

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