5C2O

Crystal structure of Streptococcus mutans Deoxycytidylate Deaminase complexed with dTTP

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Putative deoxycytidylate deaminase	polymer	184	20414.2	2	UniProt (Q8DSE5) Pfam (PF00383)	Streptococcus mutans
2	C, D, G, H (A, B)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	E, I (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	F, J (A, B)	THYMIDINE-5'-TRIPHOSPHATE	non-polymer		482.2	2	Chemie (TTP)
5	K, L (A, B)	water	water		18.0	101	Chemie (HOH)

Sequence modifications

A, B: 1 - 150 (UniProt: Q8DSE5)

PDB	External Database	Details
Met -33	-	expression tag
Gly -32	-	expression tag
Ser -31	-	expression tag
Ser -30	-	expression tag
His -29	-	expression tag
His -28	-	expression tag
His -27	-	expression tag
His -26	-	expression tag
His -25	-	expression tag
His -24	-	expression tag
Ser -23	-	expression tag
Ser -22	-	expression tag
Gly -21	-	expression tag
Leu -20	-	expression tag
Val -19	-	expression tag
Pro -18	-	expression tag
Arg -17	-	expression tag
Gly -16	-	expression tag
Ser -15	-	expression tag
His -14	-	expression tag
Met -13	-	expression tag
Ala -12	-	expression tag
Ser -11	-	expression tag
Met -10	-	expression tag
Thr -9	-	expression tag
Gly -8	-	expression tag
Gly -7	-	expression tag
Gln -6	-	expression tag
Gln -5	-	expression tag
Met -4	-	expression tag
Gly -3	-	expression tag
Arg -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	40828.3
Non-Polymers*	Number of molecules	8
	Total formula weight	1274.6
All*	Total formula weight	42102.9

*Water molecules are not included.