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2QX0

Crystal Structure of Yersinia pestis HPPK (Ternary Complex)

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0003848molecular_function2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity
A0005524molecular_functionATP binding
A0009396biological_processfolic acid-containing compound biosynthetic process
A0016301molecular_functionkinase activity
A0016740molecular_functiontransferase activity
A0046654biological_processtetrahydrofolate biosynthetic process
A0046656biological_processfolic acid biosynthetic process
A0046872molecular_functionmetal ion binding
B0000166molecular_functionnucleotide binding
B0003848molecular_function2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase activity
B0005524molecular_functionATP binding
B0009396biological_processfolic acid-containing compound biosynthetic process
B0016301molecular_functionkinase activity
B0016740molecular_functiontransferase activity
B0046654biological_processtetrahydrofolate biosynthetic process
B0046656biological_processfolic acid biosynthetic process
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 161
ChainResidue
AASP96
AASP98
AMG162
AAPC171
AHOH182
AHOH184

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 162
ChainResidue
AAPC171
APH2181
AHOH183
AASP96
AASP98
AMG161

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 163
ChainResidue
BASP96
BASP98
BMG164
BAPC172
BHOH185
BHOH186

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 164
ChainResidue
BASP96
BASP98
BMG163
BAPC172
BPH2182
BHOH187

site_idAC5
Number of Residues30
DetailsBINDING SITE FOR RESIDUE APC A 171
ChainResidue
AGLN75
AARG93
AASP96
AASP98
AILE99
AARG111
ATHR113
AILE114
AHIS116
ATYR117
AARG122
AMG161
AMG162
APH2181
AHOH182
AHOH184
AHOH185
AHOH186
AHOH188
AHOH195
AHOH196
AHOH197
AHOH209
AHOH210
AHOH226
AHOH316
BARG89
BTYR117
BAPC172
BHOH193

site_idAC6
Number of Residues30
DetailsBINDING SITE FOR RESIDUE APC B 172
ChainResidue
AARG89
ATYR117
AAPC171
AHOH195
AHOH196
AHOH213
BLEU71
BGLN75
BARG93
BASP96
BASP98
BILE99
BARG111
BTHR113
BILE114
BHIS116
BTYR117
BARG122
BMG163
BMG164
BPH2182
BHOH185
BHOH186
BHOH190
BHOH193
BHOH199
BHOH201
BHOH202
BHOH217
BHOH307

site_idAC7
Number of Residues14
DetailsBINDING SITE FOR RESIDUE PH2 A 181
ChainResidue
ATHR43
ALYS44
APRO45
ALEU46
APHE54
AASN56
AASP96
APHE124
AMG162
AAPC171
AHOH183
AHOH189
AHOH222
AHOH316

site_idAC8
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PH2 B 182
ChainResidue
BLYS44
BPRO45
BLEU46
BPHE54
BASN56
BASP96
BPHE124
BMG164
BAPC172
BHOH187
BHOH194
BHOH212
BTHR43

Functional Information from PROSITE/UniProt
site_idPS00794
Number of Residues12
DetailsHPPK 7,8-dihydro-6-hydroxymethylpterin-pyrophosphokinase signature. RwGPRtlDLDIM
ChainResidueDetails
AARG89-MET100

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1hka
ChainResidueDetails
AARG83
AARG93

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1hka
ChainResidueDetails
BARG83
BARG93

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PDB entries from 2025-07-23

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