1YJM

Crystal structure of the FHA domain of mouse polynucleotide kinase in complex with an XRCC4-derived phosphopeptide.

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1yjma1	All beta proteins	SMAD/FHA domain	SMAD/FHA domain	FHA domain	Polynucleotide kinase 3'-phosphatase	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1yjmb_	All beta proteins	SMAD/FHA domain	SMAD/FHA domain	FHA domain	Polynucleotide kinase 3'-phosphatase	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d1yjmc_	All beta proteins	SMAD/FHA domain	SMAD/FHA domain	FHA domain	Polynucleotide kinase 3'-phosphatase	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	SMAD/FHA domain-like	8019135	3000137	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	SMAD/FHA domain-like	8019135	3000137	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	SMAD/FHA domain-like	8019135	3000137	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	FHA_1	e1yjmA1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: FHA_1	ECOD (1.6)
B	FHA_1	e1yjmB1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: FHA_1	ECOD (1.6)
C	FHA_1	e1yjmC1	A: beta sandwiches	X: SMAD/FHA domain (From Topology)	H: SMAD/FHA domain (From Topology)	T: SMAD/FHA domain	F: FHA_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.200.20	Mainly Beta	Sandwich	Tumour Suppressor Smad4		CATH (4.3.0)
B	2.60.200.20	Mainly Beta	Sandwich	Tumour Suppressor Smad4		CATH (4.3.0)
C	2.60.200.20	Mainly Beta	Sandwich	Tumour Suppressor Smad4		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C	PF17913	FHA domain (FHA_2)	FHA domain	This entry represents a divergent FHA domain which in PNK binds to phosphorylated segment of XRCC1 [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Polynucleotide 5'-hydroxyl-kinase	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding phosphoric ester hydrolase activity hydrolase activity, acting on ester bonds phosphatase activity hydrolase activity catalytic activity polynucleotide 3'-phosphatase activity ubiquitin-like ligase-substrate adaptor activity enzyme-substrate adaptor activity protein-macromolecule adaptor activity molecular adaptor activity nucleobase-containing compound kinase activity polynucleotide 5'-hydroxyl-kinase activity kinase activity ATP-dependent polydeoxyribonucleotide 5'-hydroxyl-kinase activity transferase activity ATP-dependent polynucleotide 5'-hydroxyl-kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process protein polyubiquitination primary metabolic process protein K63-linked ubiquitination protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process protein polyubiquitination primary metabolic process protein K63-linked ubiquitination protein ubiquitination macromolecule modification metabolic process protein metabolic process macromolecule metabolic process post-translational protein modification protein modification process protein modification by small protein conjugation protein modification by small protein conjugation or removal double-strand break repair double-strand break repair via nonhomologous end joining DNA metabolic process nucleic acid metabolic process nucleobase-containing compound metabolic process DNA repair	intracellular organelle site of double-strand break cellular anatomical structure intracellular anatomical structure organelle membraneless organelle site of DNA damage intracellular membraneless organelle chromosome cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex SCF ubiquitin ligase complex intracellular organelle site of double-strand break cellular anatomical structure intracellular anatomical structure organelle membraneless organelle site of DNA damage intracellular membraneless organelle chromosome cullin-RING ubiquitin ligase complex protein-containing complex ubiquitin ligase complex catalytic complex SCF ubiquitin ligase complex transferase complex intracellular protein-containing complex membrane-bounded organelle nucleus intracellular membrane-bounded organelle
D [auth E], E [auth F], F [auth G]	12-mer peptide from DNA-repair protein XRCC4	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR006549	HAD-superfamily hydrolase,subfamily IIIA	Domain
A, B, C	IPR023214	HAD superfamily	Homologous Superfamily
A, B, C	IPR008984	SMAD/FHA domain superfamily	Homologous Superfamily
A, B, C	IPR006551	Polynucleotide 3'-phosphatase	Domain
A, B, C	IPR013954	Polynucleotide kinase 3 phosphatase	Family
A, B, C	IPR041388	PNK, FHA domain	Domain
A, B, C	IPR036412	HAD-like superfamily	Homologous Superfamily
A, B, C	IPR006550	Bifunctional polynucleotide phosphatase/kinase PNKP	Family
A, B, C	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
D [auth E], E [auth F], F [auth G]	ACE	RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359
D [auth E], E [auth F], F [auth G]	TPO	Parent Component: THR RESID: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 , AA0038 PSI-MOD : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359 , O-phospho-L-threonine MOD:00047

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.