4IFC

Crystal Structure of ADP-bound Human PRPF4B kinase domain

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004672	molecular_function	protein kinase activity
A	0004674	molecular_function	protein serine/threonine kinase activity
A	0005524	molecular_function	ATP binding
A	0006468	biological_process	protein phosphorylation
A	0045292	biological_process	mRNA cis splicing, via spliceosome
B	0004672	molecular_function	protein kinase activity
B	0004674	molecular_function	protein serine/threonine kinase activity
B	0005524	molecular_function	ATP binding
B	0006468	biological_process	protein phosphorylation
B	0045292	biological_process	mRNA cis splicing, via spliceosome

Functional Information from PDB Data

site_id	AC1
Number of Residues	18
Details	BINDING SITE FOR RESIDUE ADP A 1101

Chain	Residue
A	THR693
A	GLU768
A	LEU770
A	ASN773
A	ASP819
A	ASP834
A	HOH1244
A	HOH1298
A	HOH1303
A	HOH1382
A	VAL697
A	PHE698
A	SER699
A	VAL701
A	ALA715
A	LYS717
A	LEU751
A	PHE767

---

site_id	AC2
Number of Residues	5
Details	BINDING SITE FOR RESIDUE SO4 A 1102

Chain	Residue
A	PTR849
A	ARG853
A	ARG856
A	HOH1229
A	HOH1378

---

site_id	AC3
Number of Residues	14
Details	BINDING SITE FOR RESIDUE ADP B 1101

Chain	Residue
B	THR693
B	VAL697
B	PHE698
B	SER699
B	VAL701
B	ALA715
B	LYS717
B	PHE767
B	GLU768
B	LEU770
B	ASN773
B	ASP819
B	LEU822
B	ASP834

---

site_id	AC4
Number of Residues	4
Details	BINDING SITE FOR RESIDUE SO4 B 1102

Chain	Residue
A	ARG709
B	ARG686
B	ARG709
B	ARG755

---

site_id	AC5
Number of Residues	4
Details	BINDING SITE FOR RESIDUE SO4 B 1103

Chain	Residue
B	PTR849
B	ARG853
B	ARG856
B	HOH1226

---

Functional Information from PROSITE/UniProt

site_id	PS00108
Number of Residues	13
Details	PROTEIN_KINASE_ST Serine/Threonine protein kinases active-site signature. IlHaDIKpdNILV

Chain	Residue	Details
A	ILE811-VAL823

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	ACT_SITE: Proton acceptor => ECO:0000255|PROSITE-ProRule:PRU00159, ECO:0000255|PROSITE-ProRule:PRU10027

Chain	Residue	Details
A	ASP815
B	ASP815

---

site_id	SWS_FT_FI2
Number of Residues	4
Details	BINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU00159

Chain	Residue	Details
A	THR693
A	LYS717
B	THR693
B	LYS717

---

site_id	SWS_FT_FI3
Number of Residues	2
Details	MOD_RES: N6-acetyllysine => ECO:0007744|PubMed:19608861

Chain	Residue	Details
A	LYS717
B	LYS717

---

site_id	SWS_FT_FI4
Number of Residues	2
Details	MOD_RES: Phosphotyrosine => ECO:0007744|PubMed:18669648, ECO:0007744|PubMed:20068231, ECO:0007744|PubMed:21406692, ECO:0007744|PubMed:24275569

Chain	Residue	Details
A	PTR849
B	PTR849

---

site_id	SWS_FT_FI5
Number of Residues	2
Details	MOD_RES: Phosphoserine => ECO:0000250|UniProtKB:Q5RKH1

Chain	Residue	Details
A	SER852
B	SER852

---

site_id	SWS_FT_FI6
Number of Residues	4
Details	CROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in SUMO2) => ECO:0007744|PubMed:28112733

Chain	Residue	Details
A	LYS659
B	LYS659

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