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3JYF

The crystal structure of a 2,3-cyclic nucleotide 2-phosphodiesterase/3-nucleotidase bifunctional periplasmic precursor protein from Klebsiella pneumoniae subsp. pneumoniae MGH 78578

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0009166biological_processnucleotide catabolic process
A0016787molecular_functionhydrolase activity
A0016788molecular_functionhydrolase activity, acting on ester bonds
A0046872molecular_functionmetal ion binding
B0000166molecular_functionnucleotide binding
B0009166biological_processnucleotide catabolic process
B0016787molecular_functionhydrolase activity
B0016788molecular_functionhydrolase activity, acting on ester bonds
B0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 340
ChainResidue
AASP16
AHIS18
AASP61
AHIS244
AMN342
AHOH517

site_idAC2
Number of Residues14
DetailsBINDING SITE FOR RESIDUE EPE A 341
ChainResidue
AASN105
ATRP172
AHIS242
AMN342
AGOL350
AHOH357
AHOH495
AHOH517
AHOH625
AHOH628
AHOH633
AASP61
AASN101
AHIS102

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN A 342
ChainResidue
AASP61
AASN101
AHIS210
AHIS242
AMN340
AEPE341

site_idAC4
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 343
ChainResidue
APRO195
AGLU196
ALYS200
AHOH395

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL A 344
ChainResidue
ALYS78
AGLU79
ALYS113

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 345
ChainResidue
AARG10
AVAL51
AASP284
ALYS300
AHOH544

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 346
ChainResidue
AARG48
AASN93
AHOH482
AHOH521

site_idAC8
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 347
ChainResidue
ALYS134
AARG191
AGLN231
APRO233
AHOH538

site_idAC9
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 348
ChainResidue
ALYS256
AGLY257
AHOH491
AHOH518
BLYS256

site_idBC1
Number of Residues1
DetailsBINDING SITE FOR RESIDUE SO4 A 349
ChainResidue
AARG334

site_idBC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE GOL A 350
ChainResidue
AGLN64
AHIS102
AEPE341
AHOH486
AHOH628

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL A 351
ChainResidue
AGLY107
ALEU108
AASP109
AHOH361

site_idBC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN B 340
ChainResidue
BASP61
BASN101
BHIS210
BHIS242
BMN341
BEPE342

site_idBC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN B 341
ChainResidue
BASP16
BHIS18
BASP61
BHIS244
BMN340
BHOH459

site_idBC6
Number of Residues12
DetailsBINDING SITE FOR RESIDUE EPE B 342
ChainResidue
BASN101
BHIS102
BASN105
BGLY152
BGLN153
BTRP172
BHIS242
BMN340
BHOH435
BHOH436
BHOH459
BHOH545

site_idBC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE TAM B 343
ChainResidue
BHIS112
BTYR122
BPHE137
BTHR138
BHOH512
BHOH543

site_idBC8
Number of Residues3
DetailsBINDING SITE FOR RESIDUE GOL B 344
ChainResidue
BGLU188
BARG191
BTYR218

site_idBC9
Number of Residues4
DetailsBINDING SITE FOR RESIDUE GOL B 345
ChainResidue
BARG146
BPRO167
BTHR171
BHOH535

site_idCC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOL B 346
ChainResidue
BARG48
BASN93
BLYS174
BHOH411
BHOH437
BHOH457

Functional Information from PROSITE/UniProt
site_idPS00785
Number of Residues13
Details5_NUCLEOTIDASE_1 5'-nucleotidase signature 1. LrIMETtDlHSnM
ChainResidueDetails
ALEU9-MSE21

site_idPS00786
Number of Residues12
Details5_NUCLEOTIDASE_2 5'-nucleotidase signature 2. YavgnLGNHEFN
ChainResidueDetails
ATYR94-ASN105

247536

PDB entries from 2026-01-14

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