4RX5

Bruton's tyrosine kinase (BTK) with pyridazinone compound 23

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004672	molecular_function	protein kinase activity
A	0004713	molecular_function	protein tyrosine kinase activity
A	0005524	molecular_function	ATP binding
A	0006468	biological_process	protein phosphorylation

Functional Information from PDB Data

site_id	AC1
Number of Residues	6
Details	BINDING SITE FOR RESIDUE SO4 A 701

Chain	Residue
A	LYS466
A	ARG487
A	ARG490
A	LYS595
A	HOH825
A	HOH966

---

site_id	AC2
Number of Residues	7
Details	BINDING SITE FOR RESIDUE SO4 A 702

Chain	Residue
A	PRO619
A	HIS620
A	PG0705
A	HOH828
A	SER592
A	LYS595
A	TYR617

---

site_id	AC3
Number of Residues	10
Details	BINDING SITE FOR RESIDUE GOL A 703

Chain	Residue
A	ILE443
A	GLU444
A	ARG562
A	MET596
A	GLU599
A	ARG600
A	PHE601
A	THR602
A	HOH1082
A	HOH1087

---

site_id	AC4
Number of Residues	9
Details	BINDING SITE FOR RESIDUE GOL A 704

Chain	Residue
A	ARG520
A	SER543
A	TYR551
A	PHE559
A	PRO560
A	PHE574
A	HOH849
A	HOH888
A	HOH927

---

site_id	AC5
Number of Residues	7
Details	BINDING SITE FOR RESIDUE PG0 A 705

Chain	Residue
A	TYR425
A	TYR461
A	TYR617
A	HIS620
A	SO4702
A	HOH991
A	HOH1007

---

site_id	AC6
Number of Residues	19
Details	BINDING SITE FOR RESIDUE 3YO A 706

Chain	Residue
A	LEU408
A	THR410
A	GLY411
A	PHE413
A	VAL416
A	ALA428
A	LYS430
A	TYR476
A	MET477
A	ALA478
A	GLY480
A	LEU528
A	ASP539
A	HOH805
A	HOH815
A	HOH827
A	HOH981
A	HOH1001
A	HOH1030

---

Functional Information from PROSITE/UniProt

site_id	PS00107
Number of Residues	23
Details	PROTEIN_KINASE_ATP Protein kinases ATP-binding region signature. LGTGQFGVVKyGkwrgqyd...........VAIK

Chain	Residue	Details
A	LEU408-LYS430

---

site_id	PS00109
Number of Residues	13
Details	PROTEIN_KINASE_TYR Tyrosine protein kinases specific active-site signature. FLHrDLAARNCLV

Chain	Residue	Details
A	PHE517-VAL529

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	253
Details	Domain: {"description":"Protein kinase","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI2
Number of Residues	7
Details	Motif: {"description":"CAV1-binding"}

Chain

Residue

Details

---

site_id	SWS_FT_FI3
Number of Residues	1
Details	Active site: {"description":"Proton acceptor","evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"},{"source":"PROSITE-ProRule","id":"PRU10028","evidenceCode":"ECO:0000255"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI4
Number of Residues	9
Details	Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00159","evidenceCode":"ECO:0000255"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI5
Number of Residues	3
Details	Binding site: {"evidences":[{"source":"PubMed","id":"20052711","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3K54","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3OCT","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI6
Number of Residues	1
Details	Binding site: {"evidences":[{"source":"PubMed","id":"21280133","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3PIY","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI7
Number of Residues	1
Details	Modified residue: {"description":"Phosphotyrosine; by LYN and SYK","evidences":[{"source":"PubMed","id":"8630736","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9012831","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI8
Number of Residues	1
Details	Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI9
Number of Residues	1
Details	Modified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"15375214","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI10
Number of Residues	1
Details	Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"15375214","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---