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1RBF

CRYSTALLOGRAPHIC STRUCTURES OF RIBONUCLEASE S VARIANTS WITH NONPOLAR SUBSTITUTION AT POSITION 13: PACKING AND CAVITIES

Functional Information from GO Data
ChainGOidnamespacecontents
A0003676molecular_functionnucleic acid binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 125
ChainResidue
AHIS119
APHE120
SGLN11
SHIS12
SHOH216

site_idACT
Number of Residues9
Details
ChainResidue
SHIS12
ALYS41
AVAL43
AASN44
ATHR45
AHIS119
APHE120
AASP121
ASER123

Functional Information from PROSITE/UniProt
site_idPS00127
Number of Residues7
DetailsRNASE_PANCREATIC Pancreatic ribonuclease family signature. CKpvNTF
ChainResidueDetails
ACYS40-PHE46

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Proton donor
ChainResidueDetails
AHIS119

site_idSWS_FT_FI2
Number of Residues3
DetailsBINDING:
ChainResidueDetails
ALYS41
ALYS66
AARG85

site_idSWS_FT_FI3
Number of Residues1
DetailsCARBOHYD: N-linked (GlcNAc...) asparagine; partial => ECO:0000269|PubMed:19358553
ChainResidueDetails
AASN34
SLYS7

site_idSWS_FT_FI4
Number of Residues2
DetailsCARBOHYD: N-linked (Glc) (glycation) lysine; in vitro => ECO:0000269|PubMed:4030761
ChainResidueDetails
ALYS37
ALYS41

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 164
ChainResidueDetails
ALYS41electrostatic stabiliser, hydrogen bond donor
AHIS119hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
APHE120electrostatic stabiliser, hydrogen bond donor
AASP121electrostatic stabiliser, hydrogen bond acceptor

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PDB entries from 2024-10-30

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