4PPM

Crystal structure of PigE: a transaminase involved in the biosynthesis of 2-methyl-3-n-amyl-pyrrole (MAP) from Serratia sp. FS14

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)	Aminotransferase	polymer	861	94429.9	2	UniProt (A0A059ZJX2) Pfam (PF00202) UniProt (by SIFTS) (A0A0J9X1Q5)	Serratia sp. FS14	PigE
2	C, E (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
3	D, F (A, B)	PYRIDOXAL-5'-PHOSPHATE	non-polymer		247.1	2	Chemie (PLP)
4	G, H (A, B)	water	water		18.0	344	Chemie (HOH)

Sequence modifications

A, B: 1 - 853 (UniProt: A0A059ZJX2)

PDB	External Database	Details
Leu 854	-	EXPRESSION TAG
Glu 855	-	EXPRESSION TAG
His 856	-	EXPRESSION TAG
His 857	-	EXPRESSION TAG
His 858	-	EXPRESSION TAG
His 859	-	EXPRESSION TAG
His 860	-	EXPRESSION TAG
His 861	-	EXPRESSION TAG

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	188859.8
Non-Polymers*	Number of molecules	4
	Total formula weight	542.9
All*	Total formula weight	189402.7

*Water molecules are not included.