1M06: Capsid Protein

Structural Studies of Bacteriophage alpha3 Assembly, X-Ray Crystallography. Determined by X-ray diffraction at 3.5 Å resolution. Released 25 Dec 2002.

Method
X-ray diffraction
Resolution
3.5 Å
Organism
Enterobacteria phage alpha3
Chains
4
Atoms
5,093
Mol. weight
73.48 kDa
Released
25 Dec 2002

Explore 1M06 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1M06 contains 28 α-helices and 40 β-strands across 3 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 F: 25 helices, 26 β-strands

ElementResiduesLengthSheet
β-strand11-1441
β-strand17-2371
β-strand27-2822
β-strand29-3683
β-strand41-52121
α-helix53-542
β-strand5514
β-strand63-73113
α-helix74-785
α-helix80-889
α-helix89-913
α-helix95-962
β-strand97-9935
α-helix108-1103
β-strand119-12135
α-helix122-13110
α-helix132-1365
α-helix142-1443
α-helix149-1513
α-helix154-1596
β-strand161-16222
β-strand16416
α-helix165-1673
β-strand17417
α-helix193-21220
α-helix216-2227
α-helix234-2352
β-strand236-245103
β-strand247-25158
β-strand261-26558
β-strand266-277121
β-strand282-291103
β-strand29919
α-helix302-3054
α-helix311-3144
α-helix318-3214
α-helix325-3262
β-strand327-33047
α-helix331-3333
β-strand33519
β-strand343-34647
α-helix350-3523
α-helix361-3655
α-helix384-3885
β-strand38916
α-helix392-3987
β-strand39914
β-strand403110
β-strand405110
β-strand407-419131
α-helix424-4285
Chain G: 2 helices, 14 β-strands
ElementResiduesLengthSheet
β-strand17-24811
β-strand27112
β-strand32-34313
β-strand35112
β-strand45-541011
β-strand62-69812
α-helix70-712
β-strand78-891211
β-strand96-104912
β-strand111-113313
α-helix114-1163
β-strand118-120312
β-strand126-127211
β-strand131-1411111
β-strand150-1591012
β-strand165-1751111
Chain J: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix3-53

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Capsid ProteinFprotein431Enterobacteria phage alpha3P08767
Major spike proteinGprotein187Enterobacteria phage alpha3P31281
Small core proteinJprotein24Enterobacteria phage alpha3P69548 (AlphaFold model)
5'-D(P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR))-3'XDNA10Enterobacteria phage alpha3
Sequence of entity 1 (F), FASTA
>1M06_1 Capsid Protein (chains F)
MSNVQTSAEREIVDLSHLAFDCGMLGRLKTVSWTPVIAGDSFELDAVGALRLSPLRRGLA
IDSKVDFFTFYIPHRHVYGDQWIQFMRDGVNAQPLPSVTCNRYPDHAGYVGTIVPANNRI
PKFLHQSYLNIYNNYFRAPWMPERTEANPSNLNEDDARYGFRCCHLKNIWSAPLPPETKL
AEEMGIESNSIDIMGLQAAYAQLHTEQERTYFMQRYRDVISSFGGSTSYDADNRPLLVMH
TDFWASGYDVDGTDQSSLGQFSGRVQQTFKHSVPRFFVPEHGVMMTLALIRFPPISPLEH
HYLAGKSQLTYTDLAGDPALIGNLPPREISYRDLFRDGRSGIKIKVAESIWYRTHPDYVN
FKYHDLHGFPFLDDAPGTSTGDNLQEAILVRHQDYDACFQSQQLLQWNKQARYNVSVYRH
MPTVRDSIMTS
Sequence of entity 2 (G), FASTA
>1M06_2 Major spike protein (chains G)
MYQNFVTKHDTAIQTSRFSVTGNVIPAAPTGNIPVINGGSITAERAVVNLYANMNVSTSS
DGSFIVAMKVDTSPTDPNCVISAGVNLSFAGTSYPIVGIVRFESASEQPTSIAGSEVEHY
PIEMSVGSGGVCSARDCATVDIHPRTSGNNVFVGVICSSAKWTSGRVIGTIATTQVIHEY
QVLQPLK
Sequence of entity 3 (J), FASTA
>1M06_3 Small core protein (chains J)
MKKARRSPSRRKGARLWYVGGSQF
Sequence of entity 4 (X), FASTA
>1M06_4 5'-D(P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR)P*(3DR))-3' (chains X)
NNNNNNNNNN

Primary citation

Structural Studies of Bacteriophage alpha3 Assembly. Bernal, R.A., Hafenstein, S., Olson, N.H. et al. J Mol Biol (2003) 325:11-24. DOI 10.1016/S0022-2836(02)01201-9 · PubMed

Other PDB entries of the same protein (UniProt P08767), best resolution first:

Browse structure collections

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