6CCZ

Crystal structure of Medicago truncatula serine hydroxymethyltransferase 3 (MtSHMT3) soaked with selenourea

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Serine hydroxymethyltransferase	polymer	455	49816.6	1	UniProt (G7ILW0) Pfam (PF00464) In PDB	Medicago truncatula (Barrel medic)
2	B	Serine hydroxymethyltransferase	polymer	455	49588.5	1	UniProt (G7ILW0) Pfam (PF00464) In PDB	Medicago truncatula (Barrel medic)
3	A, B	selenourea	non-polymer		123.0	19	Chemie (SEY)
4	A, B	ACETATE ION	non-polymer		59.0	3	Chemie (ACT)
5	A, B	FORMIC ACID	non-polymer		46.0	2	Chemie (FMT)
6		water	water		18.0	325	Chemie (HOH)

Sequence modifications

A: 82 - 533 (UniProt: G7ILW0)

PDB	External Database	Details
Ser 79	-	expression tag
Asn 80	-	expression tag
Ala 81	-	expression tag

B: 82 - 533 (UniProt: G7ILW0)

PDB	External Database	Details
Ser 79	-	expression tag
Asn 80	-	expression tag
Ala 81	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	99405.1
Non-Polymers*	Number of molecules	24
	Total formula weight	2606.5
All*	Total formula weight	102011.5

*Water molecules are not included.