1YKO

Protocatechuate 3,4-Dioxygenase Y408H mutant

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E, G, I...	Protocatechuate 3,4-dioxygenase alpha chain	polymer	200	22278.8	6	UniProt (P00436) Pfam (PF00775) In PDB	Pseudomonas putida	3,4-PCD
2	B, D, F, H, J...	Protocatechuate 3,4-dioxygenase beta chain	polymer	238	26747.4	6	UniProt (P00437) Pfam (PF12391) Pfam (PF00775) In PDB	Pseudomonas putida	3,4-PCD
3	B, D, F, H, J...	FE (III) ION	non-polymer		55.8	6	Chemie (FE)
4		water	water		18.0	750	Chemie (HOH)

Sequence modifications

B, D, F, H, J, L: 301 - 538 (UniProt: P00437)

PDB	External Database	Details
His 408	Tyr 108	engineered mutation
Cme 429	Cys 129	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	294157.1
Non-Polymers*	Number of molecules	6
	Total formula weight	335.1
All*	Total formula weight	294492.2

*Water molecules are not included.