5YGU

Crystal structure of Escherichia coli (strain K12) mRNA Decapping Complex RppH-DapF

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Diaminopimelate epimerase	polymer	274	30245.5	1	UniProt (P0A6K1) Pfam (PF01678) In PDB	Escherichia coli (strain K12)	DAP epimerase,PLP-independent amino acid racemase
2	B	RNA pyrophosphohydrolase	polymer	168	20067.9	1	UniProt (P0A776) Pfam (PF00293) In PDB	Escherichia coli	(Di)nucleoside polyphosphate hydrolase,Ap5A pyrophosphatase
3	A	L(+)-TARTARIC ACID	non-polymer		150.1	1	Chemie (TLA)
4	A, B	IODIDE ION	non-polymer		126.9	12	Chemie (IOD)
5		water	water		18.0	79	Chemie (HOH)

Sequence modifications

B: 1 - 158 (UniProt: P0A776)

PDB	External Database	Details
Ser 16	Cys 16	engineered mutation
Leu 159	-	expression tag
Glu 160	-	expression tag
His 161	-	expression tag
His 162	-	expression tag
His 163	-	expression tag
His 164	-	expression tag
His 165	-	expression tag
His 166	-	expression tag
His 167	-	expression tag
His 168	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50313.5
Non-Polymers*	Number of molecules	13
	Total formula weight	1672.9
All*	Total formula weight	51986.4

*Water molecules are not included.