5T6M

Structure of the tryptophan synthase b-subunit from Pyroccus furiosus with b-methyltryptophan non-covalently bound

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, D	Tryptophan synthase beta chain 1	polymer	396	43885.0	4	UniProt (Q8U093) Pfam (PF00291) In PDB	Pyrococcus furiosus
2	A, B, C, D	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
3	A, D	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
4	B, C, D	(betaS)-beta-methyl-L-tryptophan	non-polymer		218.3	3	Chemie (78U)
5		water	water		18.0	226	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 388 (UniProt: Q8U093)

PDB	External Database	Details
Leu 389	-	expression tag
Glu 390	-	expression tag
His 391	-	expression tag
His 392	-	expression tag
His 393	-	expression tag
His 394	-	expression tag
His 395	-	expression tag
His 396	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	175540.2
Non-Polymers*	Number of molecules	9
	Total formula weight	936.7
All*	Total formula weight	176476.8

*Water molecules are not included.