6QXN

Crystal structure of the CCA-adding enzyme of a psychrophilic organism in complex with CTP

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0000049	molecular_function	tRNA binding
A	0000166	molecular_function	nucleotide binding
A	0001680	biological_process	tRNA 3'-terminal CCA addition
A	0003723	molecular_function	RNA binding
A	0005975	biological_process	carbohydrate metabolic process
A	0006396	biological_process	RNA processing
A	0016779	molecular_function	nucleotidyltransferase activity
A	0031123	biological_process	RNA 3'-end processing

Functional Information from PDB Data

site_id	AC1
Number of Residues	13
Details	binding site for residue CTP A 501

Chain	Residue
A	GLY22
A	ARG159
A	GLN163
A	HOH612
A	HOH627
A	GLY23
A	ARG26
A	ARG107
A	ASP108
A	ASN112
A	ASP150
A	ARG153
A	ARG156

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site_id	AC2
Number of Residues	6
Details	binding site for residue GOL A 502

Chain	Residue
A	LYS272
A	GLU275
A	LYS289
A	TYR290
A	PO4507
A	HOH801

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site_id	AC3
Number of Residues	9
Details	binding site for residue GOL A 503

Chain	Residue
A	TYR288
A	LYS289
A	TYR290
A	LYS312
A	PO4507
A	HOH608
A	HOH613
A	HOH733
A	HOH749

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site_id	AC4
Number of Residues	1
Details	binding site for residue ACT A 504

Chain	Residue
A	ARG300

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site_id	AC5
Number of Residues	2
Details	binding site for residue ACT A 505

Chain	Residue
A	ARG268
A	LYS272

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site_id	AC6
Number of Residues	3
Details	binding site for residue ACT A 506

Chain	Residue
A	VAL94
A	PHE96
A	HOH714

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site_id	AC7
Number of Residues	10
Details	binding site for residue PO4 A 507

Chain	Residue
A	ARG268
A	LYS272
A	LYS289
A	TYR290
A	THR291
A	GLN294
A	GOL502
A	GOL503
A	HOH611
A	HOH660

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