4RRI

K116M mutant of N-terminal editing domain of threonyl-tRNA synthetase from Aeropyrum pernix with L-Thr3AA

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004829	molecular_function	threonine-tRNA ligase activity
A	0005524	molecular_function	ATP binding
A	0005737	cellular_component	cytoplasm
A	0008270	molecular_function	zinc ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	20
Details	BINDING SITE FOR RESIDUE A3T A 501

Chain	Residue
A	ALA19
A	PHE112
A	GLY113
A	TRP114
A	TYR115
A	MET116
A	GLU129
A	HOH605
A	HOH640
A	HOH642
A	HOH643
A	THR40
A	HOH659
A	VAL42
A	PRO74
A	TYR75
A	ALA76
A	LEU82
A	ALA83
A	ALA88

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site_id	AC2
Number of Residues	6
Details	BINDING SITE FOR RESIDUE MG A 502

Chain	Residue
A	HOH606
A	HOH622
A	HOH623
A	HOH636
A	HOH662
A	HOH693

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