6C8V

X-ray structure of PqqE from Methylobacterium extorquens

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Coenzyme PQQ synthesis protein E	polymer	394	42950.1	1	UniProt (P71517) Pfam (PF04055) Pfam (PF13186)	Methylobacterium extorquens	Pyrroloquinoline quinone biosynthesis protein E
2	B (A)	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	1	Chemie (FES)
3	C (A)	IRON/SULFUR CLUSTER	non-polymer		351.6	1	Chemie (SF4)
4	D (A)	water	water		18.0	3	Chemie (HOH)

Sequence modifications

A: 12 - 384 (UniProt: P71517)

PDB	External Database	Details
Met -9	-	initiating methionine
Gly -8	-	expression tag
Ser -7	-	expression tag
Ser -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Ser 1	-	expression tag
Ser 2	-	expression tag
Gly 3	-	expression tag
Leu 4	-	expression tag
Val 5	-	expression tag
Pro 6	-	expression tag
Arg 7	-	expression tag
Gly 8	-	expression tag
Ser 9	-	expression tag
His 10	-	expression tag
Met 11	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	42950.1
Non-Polymers*	Number of molecules	2
	Total formula weight	527.5
All*	Total formula weight	43477.5

*Water molecules are not included.