7OFP: AP-2 complex subunit mu

Name: PDB 7OFP: Apo Structure of Mu2 Adaptin Subunit (Ap50) Of AP2 Clathrin Adaptor
Published: 2022-06-01
License: https://creativecommons.org/publicdomain/zero/1.0/
Keywords: endocytosis

Apo Structure of Mu2 Adaptin Subunit (Ap50) Of AP2 Clathrin Adaptor. Determined by X-ray diffraction at 1.92 Å resolution. Released 1 Jun 2022.

Method: X-ray diffraction
Resolution: 1.92 Å
Organism: Rattus norvegicus
Chains: 2
Atoms: 4,599
Mol. weight: 66.54 kDa
Ligands: CIT
Released: 1 Jun 2022

Explore 7OFP in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

7OFP contains 10 α-helices and 40 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 6 helices, 20 β-strands

Element	Residues	Length	Sheet
β-strand	172-185	14	1
β-strand	191-205	15	1
β-strand	211-216	6	2
β-strand	219	1	3
α-helix	241	1
β-strand	242	1	3
α-helix	243	1
β-strand	245-248	4	1
β-strand	253-254	2	2
β-strand	262-265	4	2
α-helix	267-268	2
β-strand	270-279	10	1
β-strand	287-296	10	4
β-strand	300-309	10	4
β-strand	316-325	10	1
β-strand	330-337	8	4
β-strand	341-345	5	1
α-helix	346-348	3
β-strand	350-359	10	1
β-strand	363-372	10	4
α-helix	383-385	3
β-strand	386-392	7	1
β-strand	401-408	8	2
β-strand	413-414	2	2
α-helix	415-417	3
β-strand	419-433	15	1

Chain B: 4 helices, 20 β-strands

Element	Residues	Length	Sheet
β-strand	172-185	14	5
β-strand	191-205	15	5
β-strand	211-216	6	6
β-strand	219	1	7
β-strand	242	1	7
β-strand	245-248	4	5
β-strand	253-254	2	6
β-strand	262-265	4	6
α-helix	266-268	3
β-strand	270-279	10	5
β-strand	287-296	10	8
β-strand	300-309	10	8
β-strand	316-325	10	5
β-strand	330-337	8	8
β-strand	341-345	5	5
α-helix	346-348	3
β-strand	350-359	10	5
β-strand	363-372	10	8
α-helix	383-385	3
β-strand	386-392	7	5
β-strand	401-408	8	6
β-strand	413-414	2	6
α-helix	415-417	3
β-strand	419-433	15	5

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
AP-2 complex subunit mu	A, B	protein	285	Rattus norvegicus	P84092 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>7OFP_1 AP-2 complex subunit mu (chains A, B)
MHHHHHHQIGWRREGIKYRRNELFLDVLESVNLLMSPQGQVLSAHVSGRVVMKSYLSGMP
ECKFGMNDKIVIEKQGKGTADETSKSGKQSIAIDDCTFHQCVRLSKFDSERSISFIPPDG
EFELMRYRTTKDIILPFRVIPLVREVGRTKLEVKVVIKSNFKPSLLAQKIEVRIPTPLNT
SGVQVICMKGKAKYKASENAIVWKIKRMAGMKESQISAEIELLPTNDKKKWARPPISMNF
EVPFAPSGLKVRYLKVFEPKLNYSDHDVIKWVRYIGRSGIYETRC

Ligands and cofactors

ID	Name	Formula	Copies
CIT	Citric acid	C6 H8 O7	1

Water and common crystallization additives (GOL) are not listed.

Primary citation

FCHO controls AP2's initiating role in endocytosis through a PtdIns(4,5)P 2 -dependent switch. Zaccai, N.R., Kadlecova, Z., Dickson, V.K. et al. Sci Adv (2022) 8:eabn2018-eabn2018. DOI 10.1126/sciadv.abn2018 · PubMed

Other PDB entries of the same protein (UniProt P84092 (AlphaFold model), which also has an AlphaFold model), best resolution first:

7OIQ 1.85 Å, Crystal structure of AP2 Mu2 in complex with FCHO2 WxxPhi motif (C2 crystal form)
7OHZ 2.27 Å, Crystal structure of AP2 Mu2 - FCHO2 chimera (His6-tagged)
1I31 2.5 Å, MU2 adaptin subunit (AP50) of AP2 clathrin adaptor, complexed with EGFR internalization…
2PR9 2.51 Å, Mu2 adaptin subunit (AP50) of AP2 adaptor (second domain), complexed with GABAA…
6QH5 2.56 Å, AP2 clathrin adaptor mu2T156-phosphorylated core in closed conformation
5WRM 2.6 Å, Mu2 subunit of the clathrin adaptor complex AP2 in complex with IRS-1 Y658 peptide
2VGL 2.6 Å, AP2 clathrin adaptor core
3H85 2.6 Å, Molecular basis for the association of PIPKI gamma-p90 with the clathrin adaptor AP-2
7OI5 2.61 Å, Crystal structure of AP2 Mu2 - FCHO2 chimera (GST cleaved)
5WRK 2.62 Å, Mu2 subunit of the clathrin adaptor complex AP2 in complex with IRS-1 Y608 peptide
1BW8 2.65 Å, MU2 adaptin subunit (AP50) of AP2 adaptor (second domain), complexed with EGFR…
1BXX 2.7 Å, MU2 adaptin subunit (AP50) of AP2 adaptor (second domain), complexed with TGN38…

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