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3QB3

Crystal structure of Staphylococcal nuclease variant Delta+PHS I92KL25A at cryogenic temperature

Functional Information from PDB Data
site_idAC1
Number of Residues21
DetailsBINDING SITE FOR RESIDUE THP A 150
ChainResidue
AARG35
ACA151
AHOH154
AHOH156
AHOH157
AHOH167
AHOH181
AHOH182
AHOH184
AHOH193
AHOH227
AASP40
AHOH230
AHOH231
ALYS84
ATYR85
AARG87
ALEU89
ATYR113
ATYR115
ALYS127

site_idAC2
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA A 151
ChainResidue
AASP21
AASP40
ATHR41
AGLU43
ATHP150
AHOH183
AHOH231

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsACT_SITE: ACT_SITE => ECO:0000269|PubMed:288045
ChainResidueDetails
AARG35
AGLU43
ATYR93

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING:
ChainResidueDetails
AASP21
AASP40
ATHR41

Catalytic Information from CSA
site_idMCSA1
Number of Residues6
DetailsM-CSA 165
ChainResidueDetails
AASP21metal ligand
AARG35electrostatic stabiliser, hydrogen bond donor
AASP40metal ligand
ATHR41metal ligand
AGLU43hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
AARG87electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

237735

PDB entries from 2025-06-18

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