5YPX

Crystal structure of calaxin with magnesium

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)	Calaxin	polymer	223	25978.7	2	UniProt (Q8T893) Pfam (PF13202) Pfam (PF13499)	Ciona intestinalis (Transparent sea squirt)
2	C, D, E, F, G (A, B)	MAGNESIUM ION	non-polymer		24.3	5	Chemie (MG)
3	H, I (A, B)	water	water		18.0	21	Chemie (HOH)

Sequence modifications

A, B: 1 - 203 (UniProt: Q8T893)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	51957.5
Non-Polymers*	Number of molecules	5
	Total formula weight	121.5
All*	Total formula weight	52079.0

*Water molecules are not included.