1HZV

DOMAIN SWING UPON HIS TO ALA MUTATION IN NITRITE REDUCTASE OF PSEUDOMONAS AERUGINOSA

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0009055	molecular_function	electron transfer activity
A	0016491	molecular_function	oxidoreductase activity
A	0020037	molecular_function	heme binding
A	0042597	cellular_component	periplasmic space
A	0046872	molecular_function	metal ion binding
A	0050418	molecular_function	hydroxylamine reductase activity
A	0050421	molecular_function	nitrite reductase (NO-forming) activity

Functional Information from PDB Data

site_id	AC1
Number of Residues	11
Details	BINDING SITE FOR RESIDUE HEC A 601

Chain	Residue
A	ILE42
A	GLY87
A	HOH700
A	ARG46
A	CYS47
A	CYS50
A	HIS51
A	LEU63
A	ARG71
A	THR84
A	LEU86

---

site_id	AC2
Number of Residues	25
Details	BINDING SITE FOR RESIDUE DHE A 602

Chain	Residue
A	ARG156
A	HIS182
A	ARG185
A	ARG198
A	ARG225
A	SER226
A	TYR245
A	ALA283
A	ALA284
A	ILE285
A	HIS327
A	ARG372
A	PHE425
A	GLN483
A	TRP498
A	GLY531
A	PHE533
A	NO603
A	HOH644
A	HOH655
A	HOH785
A	HOH871
A	HOH872
A	HOH876
A	HOH878

---

site_id	AC3
Number of Residues	3
Details	BINDING SITE FOR RESIDUE NO A 603

Chain	Residue
A	ASP328
A	DHE602
A	HOH870

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	427
Details	Region: {"description":"D1-heme domain"}

Chain

Residue

Details

---

site_id	SWS_FT_FI2
Number of Residues	2
Details	Binding site: {"description":"covalent","evidences":[{"source":"PubMed","id":"9331415","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NIR","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI3
Number of Residues	2
Details	Binding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"9331415","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NIR","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI4
Number of Residues	7
Details	Binding site: {"evidences":[{"source":"PubMed","id":"9331415","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NIR","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI5
Number of Residues	1
Details	Binding site: {"description":"proximal binding residue","evidences":[{"source":"PubMed","id":"9331415","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1NIR","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

Catalytic Information from CSA

site_id	CSA1
Number of Residues	2
Details	Annotated By Reference To The Literature 1nir

Chain	Residue	Details
A	ALA369
A	HIS327

---

site_id	MCSA1
Number of Residues	6
Details	M-CSA 903

Chain	Residue	Details
A	CYS47	covalently attached
A	CYS50	covalently attached
A	HIS51	metal ligand
A	MET88	metal ligand
A	HIS327	electrostatic stabiliser
A	ALA369	electrostatic stabiliser

---