4AID

Crystal structure of C. crescentus PNPase bound to RNase E recognition peptide

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	POLYRIBONUCLEOTIDE NUCLEOTIDYLTRANSFERASE	polymer	726	78159.4	3	UniProt (Q9AC32) Pfam (PF01138) Pfam (PF03725) Pfam (PF03726) Pfam (PF00013) Pfam (PF00575) In PDB	CAULOBACTER VIBRIOIDES	PNPASE, POLYNUCLEOTIDE PHOSPHORYLASE
2	F, G, H	RIBONUCLEASE, RNE/RNG FAMILY PROTEIN	polymer	14	1798.1	3	UniProt (Q9A749) In PDB	CAULOBACTER VIBRIOIDES	RNASE E
3	A, B, C	PHOSPHATE ION	non-polymer		95.0	3	Chemie (PO4)
4		water	water		18.0	201	Chemie (HOH)

Sequence modifications

A, B, C: 1 - 712 (UniProt: Q9AC32)

PDB	External Database	Details
Met -13	-	expression tag
Gly -12	-	expression tag
Ser -11	-	expression tag
Ser -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
Ser -3	-	expression tag
Gln -2	-	expression tag
Asp -1	-	expression tag
Pro 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	239872.3
Non-Polymers*	Number of molecules	3
	Total formula weight	284.9
All*	Total formula weight	240157.3

*Water molecules are not included.