8EH0

Engineered tyrosine synthase (TmTyrS1) derived from T. maritima TrpB with Ser bound as the amino-acrylate intermediate and complexed with quinoline N-oxide

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)	Tryptophan synthase beta chain 1	polymer	397	43701.8	2	UniProt (P50909) Pfam (PF00291)	Thermotoga maritima
2	C, H (A, B)	2-{[(E)-{3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methylidene]amino}prop-2-enoic acid	non-polymer		316.2	2	Chemie (0JO)
3	D, G, K, L (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	4	Chemie (EDO)
4	E, I (A, B)	1-oxo-1lambda~5~-quinoline	non-polymer		145.2	2	Chemie (QOX)
5	F, J (A, B)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
6	M, N (A, B)	water	water		18.0	321	Chemie (HOH)

Sequence modifications

A, B: 1 - 389 (UniProt: P50909)

PDB	External Database	Details
Asn 4	Tyr 4	engineered mutation
Asn 12	Tyr 12	engineered mutation
Gly 19	Pro 19	engineered mutation
Gly 30	Glu 30	engineered mutation
Tyr 41	Phe 41	engineered mutation
Val 69	Ile 69	engineered mutation
Leu 96	Lys 96	engineered mutation
Thr 103	Ile 103	engineered mutation
Gly 105	Glu 105	engineered mutation
Leu 140	Pro 140	engineered mutation
Asp 167	Asn 167	engineered mutation
Pro 184	Ile 184	engineered mutation
Pro 213	Leu 213	engineered mutation
Ser 228	Gly 228	engineered mutation
Ala 291	Val 291	engineered mutation
Ser 292	Thr 292	engineered mutation
Pro 302	Ser 302	engineered mutation
His 389	Arg 389	engineered mutation
Leu 390	-	expression tag
Glu 391	-	expression tag
His 392	-	expression tag
His 393	-	expression tag
His 394	-	expression tag
His 395	-	expression tag
His 396	-	expression tag
His 397	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	87403.6
Non-Polymers*	Number of molecules	10
	Total formula weight	1249.2
All*	Total formula weight	88652.7

*Water molecules are not included.