8t8o

Electron Microscopy
4Å resolution

CCW Flagellar Switch Complex - FliF, FliG, FliM, and FliN forming 34-mer C-ring from Salmonella

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 204-mer (preferred)
PDBe Complex ID:
PDB-CPX-272531 (preferred)
Entry contents:
4 distinct polypeptide molecules
Macromolecules (4 distinct):
Flagellar M-ring protein Chains: A, BC, BF, DB, DE, F, FA, FD, FG, HC, HF, I, JB, JE, LA, LD, LG, NC, NF, PB, PE, RA, RD, RG, S, TC, TF, VB, VE, XA, XD, Z, ZC, ZF
Molecule details ›
Chains: A, BC, BF, DB, DE, F, FA, FD, FG, HC, HF, I, JB, JE, LA, LD, LG, NC, NF, PB, PE, RA, RD, RG, S, TC, TF, VB, VE, XA, XD, Z, ZC, ZF
Length: 47 amino acids
Theoretical weight: 5.64 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P15928 (Residues: 514-560; Coverage: 8%)
Gene names: STM1969, fla AII.1, fla BI, fliF
Flagellar motor switch protein FliG Chains: AA, AD, AG, B, CC, CF, EB, EE, G, GA, GD, GG, IC, IF, J, KB, KE, MA, MD, MG, OC, OF, QB, QE, SA, SD, SG, T, UC, UF, WB, WE, YA, YD
Molecule details ›
Chains: AA, AD, AG, B, CC, CF, EB, EE, G, GA, GD, GG, IC, IF, J, KB, KE, MA, MD, MG, OC, OF, QB, QE, SA, SD, SG, T, UC, UF, WB, WE, YA, YD
Length: 331 amino acids
Theoretical weight: 36.89 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0A1J9 (Residues: 1-331; Coverage: 100%)
Gene names: STM1970, fla AII.2, fla BII, fliG
Sequence domains:
Flagellar motor switch protein FliM Chains: BA, BD, BG, C, DC, DF, FB, FE, HA, HD, HG, JC, JF, K, LB, LE, M, NA, ND, NG, PC, PF, RB, RE, TA, TD, TG, V, VC, VF, XB, XE, ZA, ZD
Molecule details ›
Chains: BA, BD, BG, C, DC, DF, FB, FE, HA, HD, HG, JC, JF, K, LB, LE, M, NA, ND, NG, PC, PF, RB, RE, TA, TD, TG, V, VC, VF, XB, XE, ZA, ZD
Length: 300 amino acids
Theoretical weight: 33.76 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P26418 (Residues: 51-334; Coverage: 85%)
Gene names: STM1976, cheC2, fla AII, fla QII, fliM
Sequence domains:
Flagellar motor switch protein FliN Chains: AB, AC, AE, AF, BB, BE, CA, CB, CD, CE, CG, D, DA, DD, DG, E, EA, EC, ED, EF, EG, FC, FF, GB, GC, GE, GF, H, HB, HE, IA, IB, ID, IE, IG, JA, JD, JG, KA, KC, KD, KF, KG, L, LC, LF, MB, MC, ME, MF, N, NB, NE, O, OA, OB, OD, OE, OG, P, PA, PD, PG, Q, QA, QC, QD, QF, QG, R, RC, RF, SB, SC, SE, SF, TB, TE, UA, UB, UD, UE, UG, VA, VD, VG, W, WA, WC, WD, WF, WG, X, XC, XF, Y, YB, YC, YE, YF, ZB, ZE
Molecule details ›
Chains: AB, AC, AE, AF, BB, BE, CA, CB, CD, CE, CG, D, DA, DD, DG, E, EA, EC, ED, EF, EG, FC, FF, GB, GC, GE, GF, H, HB, HE, IA, IB, ID, IE, IG, JA, JD, JG, KA, KC, KD, KF, KG, L, LC, LF, MB, MC, ME, MF, N, NB, NE, O, OA, OB, OD, OE, OG, P, PA, PD, PG, Q, QA, QC, QD, QF, QG, R, RC, RF, SB, SC, SE, SF, TB, TE, UA, UB, UD, UE, UG, VA, VD, VG, W, WA, WC, WD, WF, WG, X, XC, XF, Y, YB, YC, YE, YF, ZB, ZE
Length: 137 amino acids
Theoretical weight: 14.8 KDa
Source organism: Salmonella enterica subsp. enterica serovar Typhimurium
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P26419 (Residues: 1-137; Coverage: 100%)
Gene names: STM1977, flaN, fliN, motD
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution:
Relevant EMDB volumes: EMD-41100
Expression system: Escherichia coli BL21(DE3)