7AP3

Crystal structure of E. coli tyrosyl-tRNA synthetase in complex with TyrS7HMDDA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Tyrosine--tRNA ligase	polymer	424	47594.8	2	UniProt (A0A140NBN7) Pfam (PF00579) Pfam (PF22421) UniProt (by SIFTS) (P0AGJ9)	Escherichia coli BL21(DE3)	Tyrosyl-tRNA synthetase,TyrRS
2	C, E (A, B)	[(2~{R},3~{S},4~{R},5~{R})-5-[7-azanyl-5-(hydroxymethyl)benzimidazol-1-yl]-3,4-bis(oxidanyl)oxolan-2-yl]methyl ~{N}-[(2~{S})-2-azanyl-3-(4-hydroxyphenyl)propanoyl]sulfamate	non-polymer		537.5	2	Chemie (RRB)
3	D, F (A, B)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	G, H (A, B)	water	water		18.0	481	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	95189.7
Non-Polymers*	Number of molecules	4
	Total formula weight	1121.1
All*	Total formula weight	96310.7

*Water molecules are not included.