3NB5

Human carbonic anhydrase II in complex with 2-(3-chloro-4-hydroxyphenyl)-N-(4-sulfamoylphenethyl)acetamide

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004064	molecular_function	arylesterase activity
A	0004089	molecular_function	carbonate dehydratase activity
A	0005515	molecular_function	protein binding
A	0005737	cellular_component	cytoplasm
A	0005829	cellular_component	cytosol
A	0005886	cellular_component	plasma membrane
A	0008270	molecular_function	zinc ion binding
A	0015670	biological_process	carbon dioxide transport
A	0016829	molecular_function	lyase activity
A	0018820	molecular_function	cyanamide hydratase activity
A	0038166	biological_process	angiotensin-activated signaling pathway
A	0044070	biological_process	regulation of monoatomic anion transport
A	0045177	cellular_component	apical part of cell
A	0046872	molecular_function	metal ion binding
A	0051453	biological_process	regulation of intracellular pH
A	0070062	cellular_component	extracellular exosome
A	2001150	biological_process	positive regulation of dipeptide transmembrane transport

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	BINDING SITE FOR RESIDUE ZN A 261

Chain	Residue
A	HIS94
A	HIS96
A	HIS119
A	R21300

---

site_id	AC2
Number of Residues	14
Details	BINDING SITE FOR RESIDUE R21 A 300

Chain	Residue
A	LEU197
A	THR198
A	THR199
A	TRP208
A	ZN261
A	HOH375
A	HOH381
A	HOH390
A	HOH391
A	HIS94
A	HIS96
A	HIS119
A	PHE130
A	GLY131

---

site_id	AC3
Number of Residues	4
Details	BINDING SITE FOR RESIDUE GOL A 301

Chain	Residue
A	TYR7
A	PRO13
A	ASP242
A	TRP244

---

site_id	AC4
Number of Residues	7
Details	BINDING SITE FOR RESIDUE GOL A 302

Chain	Residue
A	ALA38
A	TYR40
A	ALA257
A	PHE259
A	LYS260
A	HOH282
A	HOH344

---

site_id	AC5
Number of Residues	9
Details	BINDING SITE FOR RESIDUE GOL A 303

Chain	Residue
A	ASN62
A	HIS64
A	ALA65
A	ASN67
A	GLN92
A	HIS94
A	HOH274
A	HOH346
A	HOH376

---

Functional Information from PROSITE/UniProt

site_id	PS00162
Number of Residues	17
Details	ALPHA_CA_1 Alpha-carbonic anhydrases signature. SEHtVdkkkYaaELHLV

Chain	Residue	Details
A	SER105-VAL121

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	Active site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"15667203","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"17330962","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI2
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"11076507","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12499545","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1336460","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1433293","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1909891","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19583303","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3151019","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3151020","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"4621826","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7761440","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7803386","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7901850","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8218160","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8262987","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8331673","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8399159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8431430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8451242","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8482389","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8639494","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8987974","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9398308","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9865942","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI3
Number of Residues	2
Details	Binding site: {"evidences":[{"source":"PubMed","id":"11076507","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12499545","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1336460","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1433293","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"1909891","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19583303","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3151019","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"3151020","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7761440","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7803386","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7901850","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8218160","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8262987","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8331673","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8399159","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8431430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8451242","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8482389","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8639494","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8987974","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9398308","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9865942","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI4
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"10550681","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"19520834","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI5
Number of Residues	1
Details	Site: {"description":"Fine-tunes the proton-transfer properties of H-64","evidences":[{"source":"PubMed","id":"17330962","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI6
Number of Residues	2
Details	Site: {"description":"Fine-tunes the proton-transfer properties of H-64; involved in the binding of some activators, including histamine and L-histidine","evidences":[{"source":"PubMed","id":"16214338","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9265618","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17330962","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI7
Number of Residues	1
Details	Site: {"description":"Involved in the binding of some activators, including histamine and L-histidine","evidences":[{"source":"PubMed","id":"16214338","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9265618","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"17330962","evidenceCode":"ECO:0000305"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI8
Number of Residues	2
Details	Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

Catalytic Information from CSA

site_id	MCSA1
Number of Residues	6
Details	M-CSA 216

Chain	Residue	Details
A	HIS64	hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
A	HIS94	metal ligand
A	HIS96	metal ligand
A	GLU106	activator, electrostatic stabiliser, hydrogen bond acceptor
A	HIS119	metal ligand
A	THR198	activator, electrostatic stabiliser, hydrogen bond acceptor, hydrogen bond donor, increase nucleophilicity

---