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

1STY

THE ALPHA ANEURISM: A STRUCTURAL MOTIF REVEALED IN AN INSERTION MUTANT OF STAPHYLOCOCCAL NUCLEASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
A0004518molecular_functionnuclease activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA A 150
ChainResidue
ATHR41
ATHP151
AHOH152
AHOH153
AHOH154
AASP21
AASP40

site_idAC2
Number of Residues20
DetailsBINDING SITE FOR RESIDUE THP A 151
ChainResidue
AARG35
AASP40
ALYS71
AASP83
ALYS84
ATYR85
AARG87
ALEU89
ATYR113
ATYR115
ACA150
AHOH152
AHOH165
AHOH166
AHOH173
AHOH174
AHOH201
AHOH203
AHOH232
AHOH238

site_idACT
Number of Residues3
DetailsACTIVE SITE OF THE MOLECULE
ChainResidue
AARG35
AGLU43
AARG87

site_idCA
Number of Residues4
DetailsBINDING SITE FOR THE CALCIUM ION
ChainResidue
AASP19
AASP21
AASP40
ATHR41

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
AARG87

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

218853

PDB entries from 2024-04-24

PDB statisticsPDBj update infoContact PDBjnumon