6KGC

Crystal structure of CaDoc0917(R49D)-CaCohA2 complex at pH 5.4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Probably cellulosomal scaffolding protein, secreted cellulose-binding and cohesin domain	polymer	150	15624.4	1	UniProt (Q977Y4) Pfam (PF00963) In PDB	Clostridium acetobutylicum ATCC 824
2	B	And cellulose-binding endoglucanase family 9 CelL ortholog dockerin domain	polymer	62	6584.3	1	UniProt (Q97KK2) Pfam (PF00404) In PDB	Clostridium acetobutylicum ATCC 824
3	B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4		water	water		18.0	301	Chemie (HOH)

Sequence modifications

A: 1 - 149 (UniProt: Q977Y4)

PDB	External Database	Details
Ser 0	-	expression tag

B: 1 - 61 (UniProt: Q97KK2)

PDB	External Database	Details
Ser 0	-	expression tag
Asp 49	Arg 525	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	22208.8
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	22288.9

*Water molecules are not included.