Structure of PDB 1g8t Chain B

Receptor sequence
>1g8tB (length=241) Species: 615 (Serratia marcescens) [Search protein sequence]
SIDNCAVGCPTGGSSNVSIVRHAYTLNNNSTTKFANWVAYHITKDTPASG
KTRNWKTDPALNPADTLAPADYTGANAALKVDRGHQAPLASLAGVSDWES
LNYLSNITPQKSDLNQGAWARLEDQERKLIDRADISSVYTVTGPLYERDM
GKLPGTQKAHTIPSAYWKVIFINNSPAVNHYAAFLFDQNTPKGADFCQFR
VTVDEIEKRTGLIIWAGLPDDVQASLKSKPGVLPELMGCKN
3D structure
PDB1g8t Atomic structure of the Serratia marcescens endonuclease at 1.1 A resolution and the enzyme reaction mechanism.
ChainB
Resolution1.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) R57 H89 N110 N119 E127
Catalytic site (residue number reindexed from 1) R53 H85 N106 N115 E123
Enzyme Commision number 3.1.30.2: Serratia marcescens nuclease.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 SO4 B R57 H89 R53 H85
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0004519 endonuclease activity
GO:0016787 hydrolase activity
GO:0046872 metal ion binding
Cellular Component
GO:0005576 extracellular region

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Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:1g8t, PDBe:1g8t, PDBj:1g8t
PDBsum1g8t
PubMed10771425
UniProtP13717|NUCA_SERMA Nuclease (Gene Name=nucA)

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