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4R5F

X-ray structure of the D199K mutant of the cysteine desulfurase IscS from A. fulgidus

Functional Information from GO Data
ChainGOidnamespacecontents
A0005737cellular_componentcytoplasm
A0016226biological_processiron-sulfur cluster assembly
A0016740molecular_functiontransferase activity
A0030170molecular_functionpyridoxal phosphate binding
A0031071molecular_functioncysteine desulfurase activity
A0044571biological_process[2Fe-2S] cluster assembly
A0046872molecular_functionmetal ion binding
A0051537molecular_function2 iron, 2 sulfur cluster binding
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CA A 401
ChainResidue
APG4405
AHOH811

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CL A 402
ChainResidue
AGLY121
ALYS122
ATYR123
AGLY124
AGLU125

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CA A 403
ChainResidue
AASP173
ATHR175
AASN73
AHIS98

site_idAC4
Number of Residues17
DetailsBINDING SITE FOR RESIDUE PMP A 404
ChainResidue
ATHR7
AALA69
ATHR70
AHIS98
AASN149
AASP173
ATHR175
ALYS199
ASER234
AHOH509
AHOH585
AHOH708
AHOH767
AHOH822
AHOH823
AHOH824
AHOH864

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PG4 A 405
ChainResidue
ATYR123
AGLY166
AASP191
ALYS213
AGLU214
ACA401
AHOH763
AHOH811

site_idAC6
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PG4 A 406
ChainResidue
ALEU55
AVAL178
AGLY179
AILE181
AGLU182
AVAL183
ATRP254

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PG4 A 407
ChainResidue
AASN103
ALYS106
APHE107
ALYS110
AHOH825

site_idAC8
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PG4 A 408
ChainResidue
AILE102
ALYS106
ATYR117
AHIS330

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE PG4 A 409
ChainResidue
ALYS110
AGLN111
AGLN218
AHOH743
AHOH825
AHOH858

site_idBC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PG4 A 410
ChainResidue
AARG295
AGLU341

site_idBC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PG4 A 411
ChainResidue
ATYR298
AARG374

site_idBC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE PG4 A 412
ChainResidue
AARG15
AGLU18
ALYS245
AGLU248

site_idBC4
Number of Residues3
DetailsBINDING SITE FOR RESIDUE PG4 A 413
ChainResidue
ATHR25
AHOH537
AHOH729

site_idBC5
Number of Residues2
DetailsBINDING SITE FOR RESIDUE ACT A 414
ChainResidue
ASER329
AHIS330

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Cysteine persulfide intermediate => ECO:0000255|HAMAP-Rule:MF_00331, ECO:0000305|PubMed:23160436
ChainResidueDetails
ACYS321

site_idSWS_FT_FI2
Number of Residues2
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00331, ECO:0000269|PubMed:22511353, ECO:0000269|PubMed:23160436
ChainResidueDetails
ATHR70
AASN149

site_idSWS_FT_FI3
Number of Residues1
DetailsBINDING: BINDING => ECO:0000255|HAMAP-Rule:MF_00331, ECO:0000269|PubMed:22511353
ChainResidueDetails
ASER234

site_idSWS_FT_FI4
Number of Residues1
DetailsBINDING: via persulfide group => ECO:0000255|HAMAP-Rule:MF_00331, ECO:0000269|PubMed:22511353
ChainResidueDetails
ACYS321

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PDB entries from 2024-08-07

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