Structure of PDB 4rr7 Chain A

Receptor sequence
>4rr7A (length=136) Species: 272557 (Aeropyrum pernix K1) [Search protein sequence]
MRLLYLHADRFEYKTVKPALKNPPDPPGEASFGEALVVFTTVEDGDGPQT
VMYAASDIASHSSRLKVTTVILYPYAHLSSRLAKPMAAHKRLIELEGALR
TKFPGHVHRAPFGWYKSFSIACKGHPLAELSRSFTE
3D structure
PDB4rr7 Specificity and catalysis hardwired at the RNA-protein interface in a translational proofreading enzyme.
ChainA
Resolution1.86 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 6.1.1.3: threonine--tRNA ligase.
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 A3S A V42 Y75 A76 H77 A88 F112 G113 W114 K116 V42 Y75 A76 H77 A88 F112 G113 W114 K116 MOAD: Kd=1uM
Gene Ontology
Molecular Function
GO:0004829 threonine-tRNA ligase activity
GO:0005524 ATP binding
GO:0008270 zinc ion binding
Cellular Component
GO:0005737 cytoplasm

View graph for
Molecular Function

View graph for
Cellular Component
External links
PDB RCSB:4rr7, PDBe:4rr7, PDBj:4rr7
PDBsum4rr7
PubMed26113036
UniProtQ9YFY3|SYTE_AERPE Threonine--tRNA ligase editing subunit (Gene Name=thrS2)

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