2H2K

Crystal Structure Analysis of Human S100A13

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein S100-A13	polymer	106	12519.3	2	UniProt (Q99584) Pfam (PF01023) In PDB	Homo sapiens (human)	S100 calcium-binding protein A13
2	A, B	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3		water	water		18.0	120	Chemie (HOH)

Sequence modifications

A, B: 1 - 98 (UniProt: Q99584)

PDB	External Database	Details
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
Ser -1	-	expression tag
Leu 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	25038.6
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	25198.9

*Water molecules are not included.