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5KNY

Crystal structure of Mycobacterium tuberculosis hypoxanthine guanine phosphoribosyltransferase in complex with (3-((3R,4R)-3-(Guanin-9-yl)-4-((S)-2-hydroxy-2-phosphonoethoxy)pyrrolidin-1-yl)-3-oxopropyl)phosphonic acid

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0000287molecular_functionmagnesium ion binding
A0004422molecular_functionhypoxanthine phosphoribosyltransferase activity
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0006166biological_processpurine ribonucleoside salvage
A0006177biological_processGMP biosynthetic process
A0006178biological_processguanine salvage
A0006188biological_processIMP biosynthetic process
A0016740molecular_functiontransferase activity
A0016757molecular_functionglycosyltransferase activity
A0032263biological_processGMP salvage
A0032264biological_processIMP salvage
A0043101biological_processpurine-containing compound salvage
A0046100biological_processhypoxanthine metabolic process
A0046872molecular_functionmetal ion binding
A0052657molecular_functionguanine phosphoribosyltransferase activity
B0000166molecular_functionnucleotide binding
B0000287molecular_functionmagnesium ion binding
B0004422molecular_functionhypoxanthine phosphoribosyltransferase activity
B0005737cellular_componentcytoplasm
B0005829cellular_componentcytosol
B0006166biological_processpurine ribonucleoside salvage
B0006177biological_processGMP biosynthetic process
B0006178biological_processguanine salvage
B0006188biological_processIMP biosynthetic process
B0016740molecular_functiontransferase activity
B0016757molecular_functionglycosyltransferase activity
B0032263biological_processGMP salvage
B0032264biological_processIMP salvage
B0043101biological_processpurine-containing compound salvage
B0046100biological_processhypoxanthine metabolic process
B0046872molecular_functionmetal ion binding
B0052657molecular_functionguanine phosphoribosyltransferase activity
C0000166molecular_functionnucleotide binding
C0000287molecular_functionmagnesium ion binding
C0004422molecular_functionhypoxanthine phosphoribosyltransferase activity
C0005737cellular_componentcytoplasm
C0005829cellular_componentcytosol
C0006166biological_processpurine ribonucleoside salvage
C0006177biological_processGMP biosynthetic process
C0006178biological_processguanine salvage
C0006188biological_processIMP biosynthetic process
C0016740molecular_functiontransferase activity
C0016757molecular_functionglycosyltransferase activity
C0032263biological_processGMP salvage
C0032264biological_processIMP salvage
C0043101biological_processpurine-containing compound salvage
C0046100biological_processhypoxanthine metabolic process
C0046872molecular_functionmetal ion binding
C0052657molecular_functionguanine phosphoribosyltransferase activity
D0000166molecular_functionnucleotide binding
D0000287molecular_functionmagnesium ion binding
D0004422molecular_functionhypoxanthine phosphoribosyltransferase activity
D0005737cellular_componentcytoplasm
D0005829cellular_componentcytosol
D0006166biological_processpurine ribonucleoside salvage
D0006177biological_processGMP biosynthetic process
D0006178biological_processguanine salvage
D0006188biological_processIMP biosynthetic process
D0016740molecular_functiontransferase activity
D0016757molecular_functionglycosyltransferase activity
D0032263biological_processGMP salvage
D0032264biological_processIMP salvage
D0043101biological_processpurine-containing compound salvage
D0046100biological_processhypoxanthine metabolic process
D0046872molecular_functionmetal ion binding
D0052657molecular_functionguanine phosphoribosyltransferase activity
Functional Information from PDB Data
site_idAC1
Number of Residues20
Detailsbinding site for residue YPG A 301
ChainResidue
ALEU65
ALEU131
ALYS154
APHE175
AVAL176
ALEU181
AASP182
AARG188
AMG302
AHOH401
AHOH404
ALYS66
AHOH406
AGLY67
AVAL125
AASP126
ASER127
AGLY128
ALEU129
ATHR130

site_idAC2
Number of Residues5
Detailsbinding site for residue MG A 302
ChainResidue
AASP182
AYPG301
AHOH401
AHOH402
AHOH404

site_idAC3
Number of Residues19
Detailsbinding site for residue YPG B 301
ChainResidue
BLYS66
BGLY67
BVAL125
BASP126
BSER127
BGLY128
BLEU129
BTHR130
BLYS154
BPHE175
BVAL176
BLEU181
BASP182
BARG188
BMG302
BHOH404
BHOH405
BHOH406
BHOH408

site_idAC4
Number of Residues5
Detailsbinding site for residue MG B 302
ChainResidue
BASP182
BYPG301
BHOH404
BHOH408
BHOH410

site_idAC5
Number of Residues17
Detailsbinding site for residue YPG C 301
ChainResidue
CLYS66
CGLY67
CVAL125
CASP126
CSER127
CGLY128
CLEU129
CTHR130
CLYS154
CPHE175
CVAL176
CLEU181
CASP182
CARG188
CMG302
CHOH403
CHOH404

site_idAC6
Number of Residues3
Detailsbinding site for residue MG C 302
ChainResidue
CASP182
CYPG301
CHOH404

site_idAC7
Number of Residues21
Detailsbinding site for residue YPG D 301
ChainResidue
DLEU65
DLYS66
DGLY67
DGLU122
DVAL125
DASP126
DSER127
DGLY128
DLEU129
DTHR130
DLEU131
DLYS154
DASP174
DPHE175
DVAL176
DLEU181
DASP182
DARG188
DMG302
DHOH401
DHOH404

site_idAC8
Number of Residues2
Detailsbinding site for residue MG D 302
ChainResidue
DASP182
DYPG301

Functional Information from PROSITE/UniProt
site_idPS00103
Number of Residues13
DetailsPUR_PYR_PR_TRANSFER Purine/pyrimidine phosphoribosyl transferases signature. VLIVEDVVDSGlT
ChainResidueDetails
AVAL118-THR130

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"UniProtKB","id":"P0A9M2","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25915781","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4RHT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5KNP","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"25915781","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4RHT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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