2CXI

Crystal Structure Of An N-terminal Fragment Of The Phenylalanyl-tRNA Synthetase Beta-Subunit From Pyrococcus Horikoshii

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Phenylalanyl-tRNA synthetase beta chain	polymer	348	40915.6	3	UniProt (O73984) Pfam (PF03483) Pfam (PF03484) In PDB	Pyrococcus horikoshii	Phenylalanine--tRNA ligase beta chain, PheRS, PheRS beta
2		water	water		18.0	684	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 348 (UniProt: O73984)

PDB	External Database	Details
Mse 1	Met 1	MODIFIED RESIDUE
Mse 122	Met 122	MODIFIED RESIDUE
Mse 174	Met 174	MODIFIED RESIDUE
Mse 212	Met 212	MODIFIED RESIDUE
Mse 244	Met 244	MODIFIED RESIDUE
Mse 250	Met 250	MODIFIED RESIDUE
Mse 310	Met 310	MODIFIED RESIDUE
Mse 311	Met 311	MODIFIED RESIDUE
Mse 333	Met 333	MODIFIED RESIDUE

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	122746.8
All*	Total formula weight	122746.8

*Water molecules are not included.