5WHQ

Crystal structure of the catalase-peroxidase from Neurospora crassa at 2.9 A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Catalase-peroxidase	polymer	768	85179.2	2	UniProt (Q8X182) Pfam (PF00141)	Neurospora crassa	CP, Catalase-2, Peroxidase/catalase
2	C, E (A, B)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
3	D, F (A, B)	POTASSIUM ION	non-polymer		39.1	2	Chemie (K)
4	G, H (A, B)	water	water		18.0	80	Chemie (HOH)

Sequence modifications

A, B: 2 - 753 (UniProt: Q8X182)

PDB	External Database	Details
Met -14	-	initiating methionine
Arg -13	-	expression tag
Gly -12	-	expression tag
Ser -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
Gly -4	-	expression tag
Ser -3	-	expression tag
Ala -2	-	expression tag
Cys -1	-	expression tag
Glu 0	-	expression tag
Leu 1	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	170358.4
Non-Polymers*	Number of molecules	4
	Total formula weight	1311.2
All*	Total formula weight	171669.6

*Water molecules are not included.