6IV9

the Cas13d binary complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Cas13d	polymer	930	107446.3	1	UniProt (A0A1C5SD84) UniProt (by SIFTS) (A0ACD6BAJ7)	uncultured Ruminococcus sp
2	B (B)	crRNA (50-MER)	polymer	50	15899.5	1		uncultured Ruminococcus sp.
3	C, D (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	E, F (A, B)	water	water		18.0	475	Chemie (HOH)

Sequence modifications

A: 1 - 922 (UniProt: A0A1C5SD84)

PDB	External Database	Details
Ala 288	Arg 288	engineered mutation
Ala 823	Arg 823	engineered mutation
Leu 923	-	expression tag
Glu 924	-	expression tag
His 925	-	expression tag
His 926	-	expression tag
His 927	-	expression tag
His 928	-	expression tag
His 929	-	expression tag
His 930	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	123345.8
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	123394.4

*Water molecules are not included.