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2X67

The ternary complex of PrnB (the second enzyme in pyrrolnitrin biosynthesis pathway), tryptophan and cyanide

Functional Information from GO Data
ChainGOidnamespacecontents
A0016491molecular_functionoxidoreductase activity
A0017000biological_processantibiotic biosynthetic process
A0019441biological_processL-tryptophan catabolic process to kynurenine
A0020037molecular_functionheme binding
A0046872molecular_functionmetal ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues23
DetailsBINDING SITE FOR RESIDUE HEM A 1359
ChainResidue
ASER143
AHIS313
ALEU316
AALA317
AALA320
AGLY331
ASER332
AGLY333
AGLY334
ATYR335
ALEU343
ASER188
ATRP1360
ACYN1363
AHOH2299
AHOH2300
AILE189
APHE201
AALA224
AMET227
APHE249
APHE309
AARG310

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE TRP A 1360
ChainResidue
ALEU140
APHE201
AARG206
ATYR209
APRO222
AGLY223
AALA224
ATYR321
AGLY331
ASER332
AHEM1359
ACYN1363

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE SO4 A 1361
ChainResidue
AARG104
AARG262
AHOH2301
AHOH2302

site_idAC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 1362
ChainResidue
AARG213
AGLY216
AHOH2303

site_idAC5
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CYN A 1363
ChainResidue
AGLY223
AALA224
AVAL225
AHEM1359
ATRP1360

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues5
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsBinding site: {"description":"axial binding residue"}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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