PDBsum entry 4qbd

Motor protein

PDB id: 4qbd

Contents

Protein chains

786 a.a.

154 a.a.

Waters ×1077

Obsolete entry

PDB id:

4qbd

Name:

Motor protein

Title:

The first x-ray crystal structure of an insect muscle myosin. Drosophila melanogaster, skeletal muscle myosin ii, an embryonic isoform, subfragment-1

Structure:

Myosin heavy chain, muscle. Chain: a, c. Fragment: motor domain. Engineered: yes. Myosin light chain alkali. Chain: b, d. Fragment: endogenous indirect flight muscle isoform

Source:

Drosophila melanogaster. Fruit fly. Organism_taxid: 7227. Strain: mhc10 line (null for endogenous myosin in the indirect flight and jump muscles). Gene: cg17927, mhc, myosin heavy chain. Expressed in: drosophila melanogaster. Expression_system_taxid: 7227. Other_details: indirect flight muscle expression

Resolution:

2.23Å R-factor: 0.190 R-free: 0.224

Authors:

J.T.Caldwell,S.I.Bernstein,T.Huxford

Key ref:

J.T.Caldwell et al. The first X-Ray crystal structure of an insect muscle myosin. Drosophila melanogaster, Skeletal muscle myos an embryonic isoform, Subfragment-1. To be published, .

Date:

07-May-14 Release date: 11-Jun-14

Protein chains

P05661  (MYSA_DROME) -  Myosin heavy chain, muscle from Drosophila melanogaster

Seq: 1962 a.a.

Struc: 786 a.a.*

Protein chains

P06742  (MLC1_DROME) -  Myosin light chain alkali from Drosophila melanogaster

Seq: 155 a.a.

Struc: 154 a.a.*

* PDB and UniProt seqs differ at 25 residue positions (black crosses)