4ZAS

Crystal structure of sugar aminotransferase CalS13 from Micromonospora echinospora

Replaces:  4YTJ

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, E... (A, B, C, D, E...)	CalS13	polymer	404	44465.0	6	UniProt (Q8KND8) Pfam (PF01041)	Micromonospora echinospora
2	G, I (B, C)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	H (B)	dTDP-4-keto-6-deoxyglucose	non-polymer		546.3	1	Chemie (T46)
4	J, K, L (D, E, F)	THYMIDINE-5'-DIPHOSPHATE	non-polymer		402.2	3	Chemie (TYD)
5	M, N, O, P, Q... (A, B, C, D, E...)	water	water		18.0	502	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 9 - 384 (UniProt: Q8KND8)

PDB	External Database	Details
Met -19	-	expression tag
Gly -18	-	expression tag
Ser -17	-	expression tag
Ser -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
Ser -9	-	expression tag
Ser -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Met 1	-	expression tag
Ala 2	-	expression tag
Thr 3	-	expression tag
Ser 4	-	expression tag
Glu 5	-	expression tag
Arg 6	-	expression tag
Gly 7	-	expression tag
Val 8	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	266790.0
Non-Polymers*	Number of molecules	6
	Total formula weight	1945.0
All*	Total formula weight	268735.0

*Water molecules are not included.