6G5A

Heme-carbene complex in myoglobin H64V/V68A containing an N-methylhistidine as the proximal ligand, 1.48 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	Myoglobin	polymer	163	18342.2	1	UniProt (P02185) Pfam (PF00042) In PDB	Physeter catodon (Sperm whale)
2	A	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	1	Chemie (HEM)
3	A	ETHYL ACETATE	non-polymer		88.1	1	Chemie (EEE)
4		water	water		18.0	143	Chemie (HOH)

Sequence modifications

A: 0 - 153 (UniProt: P02185)

PDB	External Database	Details
Val 64	His 65	engineered mutation
Ala 68	Val 69	engineered mutation
Gly 154	-	expression tag
Ser 155	-	expression tag
Gly 156	-	expression tag
His 157	-	expression tag
His 158	-	expression tag
His 159	-	expression tag
His 160	-	expression tag
His 161	-	expression tag
His 162	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	18342.2
Non-Polymers*	Number of molecules	2
	Total formula weight	704.6
All*	Total formula weight	19046.8

*Water molecules are not included.