3D6U

Crystal structure of 4-(trifluoromethyldiazirinyl)phenylalanyl-tRNA synthetase

Replaces:  2Q1G

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Tyrosyl-tRNA synthetase	polymer	314	36092.0	1	UniProt (Q57834) Pfam (PF00579) In PDB	Methanocaldococcus jannaschii	Tyrosine--tRNA ligase, TyrRS
2	A	4-[3-(TRIFLUOROMETHYL)DIAZIRIDIN-3-YL]-L-PHENYLALANINE	non-polymer		275.2	1	Chemie (T11)
3	A	BETA-MERCAPTOETHANOL	non-polymer		78.1	1	Chemie (BME)
4		water	water		18.0	141	Chemie (HOH)

Sequence modifications

A: 1 - 306 (UniProt: Q57834)

PDB	External Database	Details
Ile 32	Tyr 32	engineered mutation
Phe 70	His 70	engineered mutation
Ser 107	Glu 107	engineered mutation
Met 109	Gln 109	engineered mutation
Pro 158	Asp 158	engineered mutation
Leu 159	Ile 159	engineered mutation
Glu 162	Leu 162	engineered mutation
Leu 307	-	expression tag
Glu 308	-	expression tag
His 309	-	expression tag
His 310	-	expression tag
His 311	-	expression tag
His 312	-	expression tag
His 313	-	expression tag
His 314	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	36092.0
Non-Polymers*	Number of molecules	2
	Total formula weight	353.4
All*	Total formula weight	36445.3

*Water molecules are not included.