3WFR

tRNA processing enzyme complex 2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	RNA (74-MER)	polymer	74	23850.2	2	GenBank (498539165)	Thermotoga maritima MSB8
2	C, D	RNA (75-MER)	polymer	75	24155.3	2	GenBank (498539165)	Thermotoga maritima MSB8
3	E, F, G, H	Poly A polymerase	polymer	512	57146.2	4	UniProt (O67911) Pfam (PF01743) Pfam (PF12627) Pfam (PF01966) In PDB	synthetic construct
4	E, F, G, H	CYTIDINE-5'-TRIPHOSPHATE	non-polymer		483.2	4	Chemie (CTP)
5	E, F, G, H	PYROPHOSPHATE 2-	non-polymer		176.0	4	Chemie (POP)
6	E, F, G, H	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)

Sequence modifications

E, F, G, H: 1 - 15 (PDB: 3WFR)
E, F, G, H: 16 - 453 (UniProt: O67911)
E, F, G, H: 454 - 512 (PDB: 3WFR)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	324595.9
Non-Polymers*	Number of molecules	12
	Total formula weight	2733.7
All*	Total formula weight	327329.6

*Water molecules are not included.