6UCA

Crystal structure of human ZCCHC4 in complex with SAH

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	rRNA N6-adenosine-methyltransferase ZCCHC4	polymer	442	50814.3	6	UniProt (Q9H5U6) Pfam (PF06839) Pfam (PF10237) In PDB	Homo sapiens (Human)	Zinc finger CCHC domain-containing protein 4
2	D, A, E, B, F...	S-ADENOSYL-L-HOMOCYSTEINE	non-polymer		384.4	6	Chemie (SAH)
3	C, D, A, E, B...	ZINC ION	non-polymer		65.4	36	Chemie (ZN)

Sequence modifications

A, B, C, D, E, F: 24 - 464 (UniProt: Q9H5U6)

PDB	External Database	Details
Ser 23	-	expression tag
Ala 55	Lys 55	engineered mutation
Ala 56	Glu 56	engineered mutation
Ala 57	Glu 57	engineered mutation
Ala 167	Lys 167	engineered mutation
Ala 168	Lys 168	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	304886.1
Non-Polymers*	Number of molecules	42
	Total formula weight	4661.2
All*	Total formula weight	309547.3

*Water molecules are not included.