6ZTV

Crystal Structure of catalase HPII from Escherichia coli (serendipitously crystallized)

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004096	molecular_function	catalase activity
A	0004601	molecular_function	peroxidase activity
A	0005506	molecular_function	iron ion binding
A	0005737	cellular_component	cytoplasm
A	0005829	cellular_component	cytosol
A	0006972	biological_process	hyperosmotic response
A	0006974	biological_process	DNA damage response
A	0006979	biological_process	response to oxidative stress
A	0016491	molecular_function	oxidoreductase activity
A	0020037	molecular_function	heme binding
A	0042744	biological_process	hydrogen peroxide catabolic process
A	0042802	molecular_function	identical protein binding
A	0046872	molecular_function	metal ion binding
A	0098869	biological_process	cellular oxidant detoxification
B	0004096	molecular_function	catalase activity
B	0004601	molecular_function	peroxidase activity
B	0005506	molecular_function	iron ion binding
B	0005737	cellular_component	cytoplasm
B	0005829	cellular_component	cytosol
B	0006972	biological_process	hyperosmotic response
B	0006974	biological_process	DNA damage response
B	0006979	biological_process	response to oxidative stress
B	0016491	molecular_function	oxidoreductase activity
B	0020037	molecular_function	heme binding
B	0042744	biological_process	hydrogen peroxide catabolic process
B	0042802	molecular_function	identical protein binding
B	0046872	molecular_function	metal ion binding
B	0098869	biological_process	cellular oxidant detoxification
C	0004096	molecular_function	catalase activity
C	0004601	molecular_function	peroxidase activity
C	0005506	molecular_function	iron ion binding
C	0005737	cellular_component	cytoplasm
C	0005829	cellular_component	cytosol
C	0006972	biological_process	hyperosmotic response
C	0006974	biological_process	DNA damage response
C	0006979	biological_process	response to oxidative stress
C	0016491	molecular_function	oxidoreductase activity
C	0020037	molecular_function	heme binding
C	0042744	biological_process	hydrogen peroxide catabolic process
C	0042802	molecular_function	identical protein binding
C	0046872	molecular_function	metal ion binding
C	0098869	biological_process	cellular oxidant detoxification
D	0004096	molecular_function	catalase activity
D	0004601	molecular_function	peroxidase activity
D	0005506	molecular_function	iron ion binding
D	0005737	cellular_component	cytoplasm
D	0005829	cellular_component	cytosol
D	0006972	biological_process	hyperosmotic response
D	0006974	biological_process	DNA damage response
D	0006979	biological_process	response to oxidative stress
D	0016491	molecular_function	oxidoreductase activity
D	0020037	molecular_function	heme binding
D	0042744	biological_process	hydrogen peroxide catabolic process
D	0042802	molecular_function	identical protein binding
D	0046872	molecular_function	metal ion binding
D	0098869	biological_process	cellular oxidant detoxification

Functional Information from PROSITE/UniProt

site_id	PS00437
Number of Residues	9
Details	CATALASE_1 Catalase proximal heme-ligand signature. RLFSYtDTQ

Chain	Residue	Details
A	ARG411-GLN419

---

site_id	PS00438
Number of Residues	17
Details	CATALASE_2 Catalase proximal active site signature. FdHeripERivHarGSA

Chain	Residue	Details
A	PHE117-ALA133

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	136
Details	Region: {"description":"Disordered","evidences":[{"source":"SAM","id":"MobiDB-lite","evidenceCode":"ECO:0000256"}]}

Chain

Residue

Details

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site_id	SWS_FT_FI2
Number of Residues	8
Details	Active site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU10013","evidenceCode":"ECO:0000255"}]}

Chain

Residue

Details

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site_id	SWS_FT_FI3
Number of Residues	4
Details	Binding site: {"description":"axial binding residue"}

Chain

Residue

Details

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site_id	SWS_FT_FI4
Number of Residues	8
Details	Cross-link: {"description":"3'-histidyl-3-tyrosine (His-Tyr)"}

Chain

Residue

Details

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Catalytic Information from CSA

site_id	MCSA1
Number of Residues	3
Details	M-CSA 573

Chain	Residue	Details
A	HIS128	proton shuttle (general acid/base)
A	ASN201	electrostatic stabiliser
A	HIS392	proton shuttle (general acid/base)

---

site_id	MCSA2
Number of Residues	3
Details	M-CSA 573

Chain	Residue	Details
B	HIS128	proton shuttle (general acid/base)
B	ASN201	electrostatic stabiliser
B	HIS392	proton shuttle (general acid/base)

---

site_id	MCSA3
Number of Residues	3
Details	M-CSA 573

Chain	Residue	Details
C	HIS128	proton shuttle (general acid/base)
C	ASN201	electrostatic stabiliser
C	HIS392	proton shuttle (general acid/base)

---

site_id	MCSA4
Number of Residues	3
Details	M-CSA 573

Chain	Residue	Details
D	HIS128	proton shuttle (general acid/base)
D	ASN201	electrostatic stabiliser
D	HIS392	proton shuttle (general acid/base)

---