5IKU

Crystal structure of the Hathewaya histolytica ColG tandem collagen-binding domain s3as3b in the presence of calcium at 1.9 Angstrom resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Collagenase	polymer	240	26847.4	1	UniProt (Q9X721) Pfam (PF04151) In PDB	Hathewaya histolytica
2	A	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3		water	water		18.0	211	Chemie (HOH)

Sequence modifications

A: 773 - 1008 (UniProt: Q9X721)

PDB	External Database	Details
Gly 769	-	expression tag
Ile 770	-	expression tag
Pro 771	-	expression tag
Gly 772	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	26847.4
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	27007.7

*Water molecules are not included.