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3TM0

Crystal Structure of 3',5"-Aminoglycoside Phosphotransferase Type IIIa AMPPNP Butirosin A Complex

Replaces:  3H8P
Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0005524molecular_functionATP binding
A0008910molecular_functionkanamycin kinase activity
A0016301molecular_functionkinase activity
A0016740molecular_functiontransferase activity
A0016773molecular_functionphosphotransferase activity, alcohol group as acceptor
A0046677biological_processresponse to antibiotic
Functional Information from PDB Data
site_idAC1
Number of Residues30
DetailsBINDING SITE FOR RESIDUE ANP A 300
ChainResidue
AASP22
ASER91
AGLU92
AALA93
ALEU97
ASER194
AASN195
APHE197
AILE207
AASP208
AMG265
AMET26
AMG266
AHOH269
AHOH293
AB31305
AHOH326
AHOH337
AHOH353
AHOH358
AHOH399
AHOH402
ASER27
AHOH432
AALA29
AVAL31
ATYR42
ALYS44
APRO74
AMET90

site_idAC2
Number of Residues19
DetailsBINDING SITE FOR RESIDUE B31 A 305
ChainResidue
AMET26
AGLU105
AGLU157
AASP190
AARG226
AGLU230
AASP261
AGLU262
APHE264
AHOH277
AHOH287
AHOH288
AANP300
AHOH316
AHOH318
AHOH342
AHOH377
AHOH399
AHOH420

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MG A 265
ChainResidue
AASP208
AANP300
AHOH400
AHOH432

site_idAC4
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MG A 266
ChainResidue
AASN195
AASP208
AANP300
AHOH353
AHOH399

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 640
ChainResidueDetails
ALYS44electrostatic stabiliser, polar interaction
AASP190proton acceptor, proton shuttle (general acid/base)
AASN195metal ligand
AASP208metal ligand

238895

PDB entries from 2025-07-16

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