9E9J

L-allo-threonine aldolase from Thermotoga maritima, N308E-Y87A-R122G-P121D Mutant

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 (A, B, C, D)	L-allo-threonine aldolase	polymer	349	38446.7	4	UniProt (Q9X266) Pfam (PF01212)	Thermotoga maritima
2	E, F, G, I (A, B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA) PubChem (271)
3	H (D)	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG) PubChem (8117)
4	J, K, L, M (A, B, C, D)	water	water		18.0	299	Chemie (HOH)

Sequence modifications

A, B, C, D: 1 - 339 (UniProt: Q9X266)

PDB	External Database	Details
Ala 87	Tyr 87	engineered mutation
Asp 121	Pro 121	engineered mutation
Gly 122	Arg 122	engineered mutation
Glu 308	Asn 308	engineered mutation
Ser 340	-	expression tag
Gln 341	-	expression tag
Val 342	-	expression tag
Gln 343	-	expression tag
His 344	-	expression tag
His 345	-	expression tag
His 346	-	expression tag
His 347	-	expression tag
His 348	-	expression tag
His 349	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	153786.8
Non-Polymers*	Number of molecules	5
	Total formula weight	266.4
All*	Total formula weight	154053.2

*Water molecules are not included.