Loading
PDBj
MenuPDBj@FacebookPDBj@TwitterPDBj@YouTubewwPDB FoundationwwPDB
RCSB PDBPDBeBMRBAdv. SearchSearch help

4TRD

Crystal structure of Staphylcoccal nuclease variant Delta+PHS I72K/V74K at pH 9.0 at cryogenic temperature

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
A0004518molecular_functionnuclease activity
Functional Information from PDB Data
site_idAC1
Number of Residues21
Detailsbinding site for residue THP A 201
ChainResidue
AARG35
ACA202
AHOH303
AHOH304
AHOH316
AHOH320
AHOH331
AHOH364
AHOH370
AHOH373
AHOH390
AASP40
AHOH396
AHOH426
ALYS84
ATYR85
AARG87
ALEU89
ATYR113
ATYR115
ALYS127

site_idAC2
Number of Residues7
Detailsbinding site for residue CA A 202
ChainResidue
AASP21
AASP40
ATHR41
ATHP201
AHOH316
AHOH370
AHOH371

Functional Information from PROSITE/UniProt
site_idPS01123
Number of Residues25
DetailsTNASE_1 Thermonuclease family signature 1. DGDTVkLmykgqpmtf.RLllVDtPE
ChainResidueDetails
AASP19-GLU43

site_idPS01284
Number of Residues11
DetailsTNASE_2 Thermonuclease family signature 2. DKYGRgLAyIY
ChainResidueDetails
AASP83-TYR93

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
ATYR93electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor

226707

PDB entries from 2024-10-30

PDB statisticsPDBj update infoContact PDBjnumon