3V93

unliganded structure of TcrPDEC1 catalytic domain

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, D, E... (A, B, C, D, E...)	Cyclic nucleotide specific phosphodiesterase	polymer	345	37822.9	8	UniProt (Q53I60) Pfam (PF00233)	Trypanosoma cruzi
2	I, K, M, O, Q... (A, B, C, D, E...)	ZINC ION	non-polymer		65.4	8	Chemie (ZN)
3	J, L, N, P, R... (A, B, C, D, E...)	MAGNESIUM ION	non-polymer		24.3	8	Chemie (MG)
4	AA, BA, CA, DA, EA... (C, D, E, F, G...)	water	water		18.0	975	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	302583.1
Non-Polymers*	Number of molecules	16
	Total formula weight	717.7
All*	Total formula weight	303300.8

*Water molecules are not included.