PDB ID or protein name

1v55 » Mitochondrial cytochrome c oxidase

1v55 » Mitochondrial cytochrome c oxidase
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Topology in Mitochondrial inner membrane
Topologyintermembrane space side
matrix space side
1v55 » Mitochondrial cytochrome c oxidase
Hydrophobic Thickness 27.8 ± 0.9 Å
Tilt Angle 0 ± 0°
ΔGtransfer -209.1 kcal/mol
Links to 1v55 PDB Sum, PDB, SCOP, MSD, OCA, MMDB
Topology subunit A (N-terminus matrix space)
Resolution 1.90 Å
Other PDB entries of this protein 1occ, 1oco, 1ocr, 1ocz, 1v54, 2dyr, 2dys, 2eij, 2eik, 2eil, 2eim, 2ein, 2occ, 2y69, 2zxw, 3abk, 3abl, 3abm, 3ag1, 3ag2, 3ag3, 3ag4, 3asn, 3aso
Number of TM Secondary Structures 56
20 transmembrane subunits
A - Tilt: 9° - Segments: 1(19-39), 2(56-78), 3(100-117), 4(141-162), 5(187-211), 6(233-255), 7(272-291), 8(304-325), 9(336-359), 10(372-393), 11(409-429), 12(453-472)
B - Tilt: 10° - Segments: 1(27-46), 2(58-77)
C - Tilt: 4° - Segments: 1(17-35), 2(40-54), 3(82-100), 4(126-145), 5(162-181), 6(197-216), 7(237-258)
D - Tilt: 37° - Segments: 1(78-99)
G - Tilt: 23° - Segments: 1(18-37)
I - Tilt: 4° - Segments: 1(16-34)
J - Tilt: 29° - Segments: 1(34-54)
K - Tilt: 16° - Segments: 1(14-33)
L - Tilt: 15° - Segments: 1(22-42)
M - Tilt: 22° - Segments: 1(16-36)
N - Tilt: 8° - Segments: 1(19-39), 2(56-78), 3(100-117), 4(141-162), 5(187-211), 6(233-255), 7(272-291), 8(304-325), 9(337-359), 10(372-393), 11(409-429), 12(453-472)
O - Tilt: 10° - Segments: 1(27-46), 2(59-77)
P - Tilt: 4° - Segments: 1(17-35), 2(40-54), 3(82-100), 4(126-145), 5(162-181), 6(197-217), 7(237-258)
Q - Tilt: 37° - Segments: 1(78-99)
T - Tilt: 23° - Segments: 1(18-37)
V - Tilt: 5° - Segments: 1(16-35)
W - Tilt: 30° - Segments: 1(34-54)
X - Tilt: 16° - Segments: 1(14-33)
Y - Tilt: 15° - Segments: 1(22-43)
Z - Tilt: 21° - Segments: 1(16-36)
Experimental Verification for 1v55 » Mitochondrial cytochrome c oxidase
Calculated hydrophobic thickness is about 1.5 Å smaller than from experimental data (Montecucco et al. 1982).
1 reference
Montecucco C, Smith GA, Dabbeni-sala F, Johansson A, Galante YM, and Bisson R (1982) Bilayer thickness and enzymatic activity in the mitochondrial cytochrome c oxidase and ATPase complex. FEBS Lett. 144: 145-148. PubMed
Comments on 1v55 » Mitochondrial cytochrome c oxidase
Local thinning of the hydrophobic membrane-spanning area. The calculated thickness might be underestimated.