6L2M

The structure of the tRNA-specific deaminase mutant from M. capricolum

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Nucleoside deaminase family protein	polymer	152	17683.3	1	UniProt (A0A0C2W6A5) Pfam (PF00383)	Mycoplasma capricolum subsp. capricolum	tRNA-specific deaminase
2	B (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
3	C (A)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
4	D (A)	water	water		18.0	37	Chemie (HOH)

Sequence modifications

A: 1 - 144 (UniProt: A0A0C2W6A5)

PDB	External Database	Details
Ala 19	Ile 19	engineered mutation
Gln 20	Lys 20	engineered mutation
Leu 21	His 21	engineered mutation
Gly 22	Asn 22	engineered mutation
Asp 105	Ser 105	engineered mutation
Pro 106	Tyr 106	engineered mutation
-	Phe 108	deletion
-	Gly 109	deletion
-	Ile 110	deletion
Ala 143	Lys 146	engineered mutation
Leu 145	-	expression tag
Glu 146	-	expression tag
His 147	-	expression tag
His 148	-	expression tag
His 149	-	expression tag
His 150	-	expression tag
His 151	-	expression tag
His 152	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	17683.3
Non-Polymers*	Number of molecules	2
	Total formula weight	100.9
All*	Total formula weight	17784.2

*Water molecules are not included.