3KRS

Structure of Triosephosphate Isomerase from Cryptosporidium Parvum at 1.55A Resolution

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)	Triosephosphate isomerase	polymer	271	29702.5	2	UniProt (Q5CSE7) Pfam (PF00121)	Cryptosporidium parvum Iowa II
2	C, J (A, B)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
3	D, E, F, G, H... (A, B)	UNKNOWN ATOM OR ION	non-polymer			12	Chemie (UNX)
4	Q, R (A, B)	water	water		18.0	845	Chemie (HOH)

Sequence modifications

A, B: 1 - 250 (UniProt: Q5CSE7)

PDB	External Database	Details
Met -20	-	expression tag
Ala -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Met -12	-	expression tag
Gly -11	-	expression tag
Thr -10	-	expression tag
Leu -9	-	expression tag
Glu -8	-	expression tag
Ala -7	-	expression tag
Gln -6	-	expression tag
Thr -5	-	expression tag
Gln -4	-	expression tag
Gly -3	-	expression tag
Pro -2	-	expression tag
Gly -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	59405.0
Non-Polymers*	Number of molecules	14
	Total formula weight	46.0
All*	Total formula weight	59451.0

*Water molecules are not included.