SMTL ID : 7y44.1 (1 other biounit)

Re-refinement of damage free X-ray structure of bovine cytochrome c oxidase at 1.9 angstrom resolution

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

hetero-1-1-1-1-1-1-1-1-1-1-1-1-1-mer

Ligands

2 x HEA: HEME-A(Non-covalent)

HEA.1: 35 residues within 4Å: Chain A: A.24, G.27, T.31, S.34, I.37, R.38, Y.54, V.58, H.61, A.62, M.65, I.66, M.69, V.70, G.125, W.126, Y.371, V.374, F.377, H.378, L.381, S.382, V.386, F.393, M.417, T.424, F.425, Q.428, R.438, R.439, Y.440, S.458, V.465, M.468 Ligands: TGL.55 36 PLIP interactions: 36 interactions with chain A, Hydrophobic interactions: A:I.37, A:R.38, A:V.58, A:V.58, A:A.62, A:M.65, A:I.66, A:V.70, A:V.374, A:F.377, A:F.377, A:L.381, A:L.381, A:V.386, A:V.386, A:F.393, A:F.393, A:T.424, A:F.425 Hydrogen bonds: A:R.38, A:Y.54, A:W.126, A:Y.371, A:S.382, A:Q.428, A:R.439, A:Y.440 Water bridges: A:R.438, A:R.438, A:S.461 Salt bridges: A:R.438, A:R.439 pi-Stacking: A:H.61, A:F.377 Metal complexes: A:H.61, A:H.378 HEA.2: 34 residues within 4Å: Chain A: W.126, W.236, V.243, Y.244, I.247, H.290, H.291, T.309, I.312, A.313, T.316, G.317, V.320, F.348, T.349, G.352, L.353, G.355, I.356, L.358, A.359, D.364, H.368, V.373, H.376, F.377, V.380, L.381, R.438 Chain B: I.34, P.69, I.72, L.73 Ligands: PER.6 33 PLIP interactions: 29 interactions with chain A, 4 interactions with chain B, Hydrophobic interactions: A:W.236, A:V.243, A:V.243, A:V.243, A:I.247, A:T.309, A:T.316, A:V.320, A:F.348, A:I.356, A:I.356, A:L.358, A:V.373, A:F.377, A:F.377, A:V.380, A:L.381, B:I.34, B:P.69, B:I.72, B:L.73 Hydrogen bonds: A:W.126, A:Y.244 Water bridges: A:H.291, A:T.316, A:D.369, A:D.369, A:R.438, A:R.438 Salt bridges: A:H.368, A:R.438, A:R.439 Metal complexes: A:H.376

1 x CU: COPPER (II) ION(Non-covalent)

CU.3: 4 residues within 4Å: Chain A: H.240, H.290, H.291 Ligands: PER.6 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.240, A:H.290, A:H.291

1 x MG: MAGNESIUM ION(Non-covalent)

MG.4: 4 residues within 4Å: Chain A: H.368, D.369 Chain B: S.197, E.198 6 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: A:H.368, A:D.369, B:E.198, H2O.12, H2O.13, H2O.15

2 x NA: SODIUM ION(Non-functional Binders)

NA.5: 5 residues within 4Å: Chain A: E.40, Q.43, G.45, S.441, D.442 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.441 Water bridges: A:Q.43 NA.23: 3 residues within 4Å: Chain C: H.148, H.232, E.236 1 PLIP interactions: 1 interactions with chain C Hydrogen bonds: C:E.236

1 x PER: PEROXIDE ION(Non-covalent)

PER.6: 6 residues within 4Å: Chain A: H.240, V.243, H.290, H.291 Ligands: HEA.2, CU.3 No protein-ligand interaction detected (PLIP)

4 x PGV: (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE(Non-covalent)

PGV.7: 28 residues within 4Å: Chain A: F.94, P.95, R.96, M.97, F.148, H.151, P.200 Chain C: H.9, V.11, G.20, A.24, M.27, T.28, N.50, T.53, M.54, W.57, W.58, V.61, E.64, H.71, L.79, G.82, F.86, S.89, E.90 Ligands: PEK.24, PGV.25 15 PLIP interactions: 6 interactions with chain A, 9 interactions with chain C Hydrophobic interactions: A:F.148, A:P.200, C:A.24, C:T.28, C:T.53, C:W.57, C:W.57, C:W.57, C:W.58, C:F.86 Hydrogen bonds: A:R.96, A:M.97, C:W.57 Water bridges: A:A.93 Salt bridges: A:R.96 PGV.8: 13 residues within 4Å: Chain A: N.406, T.408, W.409, R.480 Chain D: A.84, F.87 Chain K: F.9, H.10 Chain M: P.12, Q.15, A.16, L.19, S.20 13 PLIP interactions: 4 interactions with chain K, 4 interactions with chain A, 3 interactions with chain D, 2 interactions with chain M Hydrophobic interactions: K:F.9, K:F.9, K:F.9, A:T.408, A:W.409, A:W.409, D:A.84, D:F.87, D:F.87, M:A.16, M:L.19 Salt bridges: K:H.10 Hydrogen bonds: A:T.408 PGV.25: 27 residues within 4Å: Chain C: M.51, M.54, W.58, V.61, I.62, S.65, T.66, H.71, L.79, M.83, F.86, L.206, H.207, I.209, I.210, T.213, F.214, R.221, H.226, F.227, T.228, H.231, H.232, F.233, G.234 Ligands: PGV.7, CDL.26 27 PLIP interactions: 25 interactions with chain C, 2 interactions with chain F Hydrophobic interactions: C:W.58, C:W.58, C:W.58, C:W.58, C:W.58, C:I.62, C:F.86, C:L.206, C:I.209, C:I.210, C:F.214, C:F.214, C:F.214, C:F.214 Hydrogen bonds: C:S.65, C:R.221, C:F.233, C:G.234 Water bridges: C:S.65, C:R.221, C:H.231, C:H.231, F:Q.12, F:E.17 Salt bridges: C:R.221, C:R.221, C:H.231 PGV.30: 10 residues within 4Å: Chain A: F.237 Chain C: V.91, T.95, W.99, Y.102, H.103, L.106, A.107 Chain H: N.24 Ligands: CHD.28 7 PLIP interactions: 3 interactions with chain H, 3 interactions with chain C, 1 interactions with chain A Water bridges: H:N.22, H:N.24, H:N.24 Hydrophobic interactions: C:V.91, C:T.95, A:F.237 Salt bridges: C:H.103

19 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.9: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP EDO.10: 7 residues within 4Å: Chain A: Y.260, Y.261, V.394, H.395, P.398, W.494 Chain M: I.1 Ligand excluded by PLIP EDO.11: 2 residues within 4Å: Chain A: P.131, D.221 Ligand excluded by PLIP EDO.12: 8 residues within 4Å: Chain A: Y.19, I.75, G.76, N.80, N.98, S.101, G.160, F.164 Ligand excluded by PLIP EDO.13: 3 residues within 4Å: Chain A: K.265, T.489 Chain F: I.70 Ligand excluded by PLIP EDO.14: 7 residues within 4Å: Chain A: K.265, E.266 Chain B: T.55 Chain F: N.66, T.68, I.70, S.84 Ligand excluded by PLIP EDO.15: 6 residues within 4Å: Chain A: H.256, T.259, K.265, T.490, N.491 Ligands: EDO.38 Ligand excluded by PLIP EDO.20: 3 residues within 4Å: Chain B: E.157, P.176 Ligands: EDO.32 Ligand excluded by PLIP EDO.21: 7 residues within 4Å: Chain A: Y.447 Chain B: M.1, A.2, Q.10, L.136, P.166, Y.193 Ligand excluded by PLIP EDO.32: 5 residues within 4Å: Chain A: P.222 Chain B: G.177 Chain C: E.111 Chain H: W.68 Ligands: EDO.20 Ligand excluded by PLIP EDO.33: 9 residues within 4Å: Chain C: W.146, S.150, D.155, H.158 Chain F: A.1, S.2 Chain G: A.13, R.14, R.17 Ligand excluded by PLIP EDO.38: 6 residues within 4Å: Chain A: T.490 Chain F: S.67, T.68, V.69, W.71 Ligands: EDO.15 Ligand excluded by PLIP EDO.39: 6 residues within 4Å: Chain A: Y.510 Chain F: P.36, K.37, T.39, N.47, L.48 Ligand excluded by PLIP EDO.40: 6 residues within 4Å: Chain C: F.225 Chain F: G.5, V.6, P.7, E.11 Chain J: N.3 Ligand excluded by PLIP EDO.41: 4 residues within 4Å: Chain F: F.72, Q.80, R.81, P.83 Ligand excluded by PLIP EDO.46: 6 residues within 4Å: Chain C: G.120 Chain G: A.46, F.47, I.48, L.53, R.54 Ligand excluded by PLIP EDO.58: 2 residues within 4Å: Chain L: S.31 Ligands: DMU.56 Ligand excluded by PLIP EDO.59: 7 residues within 4Å: Chain A: V.118, E.119 Chain J: A.53, S.54, F.55, P.56 Chain L: K.46 Ligand excluded by PLIP EDO.61: 4 residues within 4Å: Chain A: T.46, L.47 Chain M: D.38, K.41 Ligand excluded by PLIP

13 x DMU: DECYL-BETA-D-MALTOPYRANOSIDE(Non-functional Binders)(Non-covalent)

DMU.16: 1 residues within 4Å: Ligands: DMU.51 No protein-ligand interaction detected (PLIP) DMU.22: 4 residues within 4Å: Chain B: M.29, I.30, L.33, I.72 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:I.30, B:L.33, B:I.72 DMU.34: 7 residues within 4Å: Chain C: N.38, S.39, T.41, I.45 Chain J: G.41, G.42, Y.45 5 PLIP interactions: 2 interactions with chain C, 3 interactions with chain J Hydrophobic interactions: C:I.45, J:Y.45, J:Y.45 Hydrogen bonds: C:S.39, J:Y.45 DMU.36: 5 residues within 4Å: Chain D: N.76, W.78, K.79, V.82 Ligands: TGL.35 6 PLIP interactions: 6 interactions with chain D Hydrophobic interactions: D:W.78, D:W.78, D:W.78, D:V.82 Hydrogen bonds: D:N.76, D:K.79 DMU.45: 5 residues within 4Å: Chain C: W.34, M.40 Chain G: W.62, G.63, F.69 4 PLIP interactions: 3 interactions with chain G, 1 interactions with chain C Hydrogen bonds: G:G.63, G:F.69 Water bridges: G:D.64 Hydrophobic interactions: C:W.34 DMU.49: 8 residues within 4Å: Chain D: I.97, H.101 Chain K: Y.31, Q.35, I.36, G.37 Ligands: DMU.51, DMU.53 4 PLIP interactions: 2 interactions with chain D, 2 interactions with chain K Hydrophobic interactions: D:I.97 Salt bridges: D:H.101 Hydrogen bonds: K:Y.31 Water bridges: K:Q.35 DMU.50: 6 residues within 4Å: Chain K: W.29, V.30, A.33, T.34 Ligands: DMU.53, DMU.54 4 PLIP interactions: 4 interactions with chain K Hydrophobic interactions: K:W.29, K:V.30, K:A.33, K:T.34 DMU.51: 13 residues within 4Å: Chain A: M.449 Chain K: A.33, T.34, Q.35, I.36, G.37, I.38, E.39, W.40, N.41, P.42 Ligands: DMU.16, DMU.49 9 PLIP interactions: 9 interactions with chain K Hydrophobic interactions: K:P.42 Hydrogen bonds: K:A.33, K:T.34, K:T.34, K:G.37, K:E.39, K:W.40, K:N.41 Water bridges: K:I.38 DMU.52: 7 residues within 4Å: Chain D: F.87 Chain K: N.15, A.16, A.19, S.20, T.23, F.24 8 PLIP interactions: 2 interactions with chain D, 6 interactions with chain K Hydrophobic interactions: D:F.87, D:F.87, K:T.23, K:F.24, K:F.24, K:F.24 Hydrogen bonds: K:N.15 Water bridges: K:N.15 DMU.53: 7 residues within 4Å: Chain D: I.97 Chain K: T.23, A.27, V.28, Y.31 Ligands: DMU.49, DMU.50 5 PLIP interactions: 1 interactions with chain D, 4 interactions with chain K Hydrophobic interactions: D:I.97, K:V.28, K:Y.31, K:Y.31, K:Y.31 DMU.54: 7 residues within 4Å: Chain A: M.423 Chain D: I.89 Chain K: A.22, T.23, V.26, W.29 Ligands: DMU.50 6 PLIP interactions: 5 interactions with chain K, 1 interactions with chain D Hydrophobic interactions: K:V.26, K:W.29, K:W.29, D:I.89 Hydrogen bonds: K:T.23 Water bridges: K:A.27 DMU.56: 9 residues within 4Å: Chain J: F.55 Chain L: A.35, I.39, R.41, H.42, L.45, K.46 Ligands: TGL.55, EDO.58 7 PLIP interactions: 7 interactions with chain L Hydrophobic interactions: L:A.35, L:I.39 Hydrogen bonds: L:R.41, L:R.41, L:H.42 Salt bridges: L:R.41, L:H.42 DMU.60: 11 residues within 4Å: Chain A: F.459 Chain D: W.98, Y.102 Chain M: L.27, L.28, A.30, G.31, W.32, L.34, Y.35, H.36 6 PLIP interactions: 3 interactions with chain M, 2 interactions with chain D, 1 interactions with chain A Hydrophobic interactions: M:A.30, M:L.34, D:W.98, D:W.98, A:F.459 Hydrogen bonds: M:W.32

3 x TGL: TRISTEAROYLGLYCEROL(Non-covalent)

TGL.17: 17 residues within 4Å: Chain A: F.346, V.350, Y.379, N.422, F.426, H.429, F.430, L.433, W.450 Chain B: L.7, G.8, L.28, F.32, S.35, S.36, L.39 Chain I: R.43 15 PLIP interactions: 6 interactions with chain B, 8 interactions with chain A, 1 interactions with chain I Hydrophobic interactions: B:L.7, B:F.32, B:L.39, A:F.346, A:V.350, A:F.426, A:F.426, A:F.426, A:H.429, A:F.430, A:W.450 Water bridges: B:G.8, B:F.9 Salt bridges: B:H.24, I:R.43 TGL.35: 21 residues within 4Å: Chain A: W.334, M.339, L.342, G.343, F.414, A.415, F.418, V.419 Chain B: I.42, L.46, T.47, T.48, K.49 Chain D: R.73, S.74, T.75, E.77, W.78 Chain I: R.16, H.20 Ligands: DMU.36 11 PLIP interactions: 7 interactions with chain A, 3 interactions with chain D, 1 interactions with chain B Hydrophobic interactions: A:W.334, A:W.334, A:L.342, A:F.414, A:F.418, A:V.419, D:E.77, B:K.49 Salt bridges: A:K.411 Hydrogen bonds: D:T.75, D:W.78 TGL.55: 29 residues within 4Å: Chain A: F.2, T.17, L.18, L.20, L.21, F.22, W.25, F.102, P.106, L.110, L.113, F.393, F.400, S.401, I.472 Chain L: N.10, I.11, P.12, F.13, S.14, R.20, M.24, M.25, L.27, F.28, F.29, S.31 Ligands: HEA.1, DMU.56 23 PLIP interactions: 15 interactions with chain A, 8 interactions with chain L Hydrophobic interactions: A:L.18, A:L.20, A:L.20, A:F.22, A:F.22, A:W.25, A:W.25, A:W.25, A:W.25, A:F.102, A:P.106, A:L.110, A:F.400, A:F.400, A:I.472, L:I.11, L:P.12, L:F.13, L:F.13, L:F.28, L:F.28, L:F.29, L:F.29

1 x CUA: DINUCLEAR COPPER ION(Non-covalent)

CUA.18: 6 residues within 4Å: Chain B: H.161, C.196, E.198, C.200, H.204, M.207 7 PLIP interactions: 7 interactions with chain B Metal complexes: B:H.161, B:C.196, B:C.196, B:E.198, B:C.200, B:C.200, B:H.204

1 x PSC: (7R,17E,20E)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSA-17,20-DIEN-1-AMINIUM 4-OXIDE(Non-covalent)

PSC.19: 16 residues within 4Å: Chain A: F.321, L.324, A.325, H.328 Chain B: I.41, H.52, M.56, D.57, E.60, V.61, W.65 Chain E: D.8, F.11, L.41 Chain I: R.10, L.17 9 PLIP interactions: 2 interactions with chain E, 3 interactions with chain A, 3 interactions with chain B, 1 interactions with chain I Salt bridges: E:D.8 pi-Cation interactions: E:F.11 Hydrophobic interactions: A:F.321, A:L.324, A:H.328, B:I.41, B:W.65, I:L.17 Hydrogen bonds: B:D.57

4 x PEK: (1S)-2-{[(2-AMINOETHOXY)(HYDROXY)PHOSPHORYL]OXY}-1-[(STEAROYLOXY)METHYL]ETHYL (5E,8E,11E,14E)-ICOSA-5,8,11,14-TETRAENOATE(Non-covalent)

PEK.24: 22 residues within 4Å: Chain A: H.151, V.155, A.203, L.215 Chain C: W.34, A.178, Y.181, Y.182, A.184, F.186, T.187, I.188, F.198, G.202, F.203 Chain G: W.62, T.68, F.69, F.70, H.71, N.76 Ligands: PGV.7 18 PLIP interactions: 3 interactions with chain A, 8 interactions with chain G, 7 interactions with chain C Hydrophobic interactions: A:V.155, A:A.203, A:L.215, G:W.62, G:F.69, C:W.34, C:A.178, C:I.188, C:F.203, C:F.203 Hydrogen bonds: G:T.68, G:F.70, G:N.76, G:N.76, C:A.184, C:I.188 Water bridges: G:F.69, G:F.69 PEK.29: 14 residues within 4Å: Chain C: K.157, H.158, Q.161, I.165, Y.172 Chain F: A.1 Chain G: K.5, R.17, F.21, G.22, L.25, P.26 Ligands: CDL.42, CHD.44 10 PLIP interactions: 4 interactions with chain G, 6 interactions with chain C Hydrophobic interactions: G:F.21, G:L.25, C:I.165, C:I.165, C:Y.172 Hydrogen bonds: G:R.17, C:K.157, C:K.157 Salt bridges: G:R.17 Water bridges: C:Q.161 PEK.31: 11 residues within 4Å: Chain C: K.77, R.80, Y.81, I.84, L.85, V.91, T.95, F.98, W.240, V.247, F.251 12 PLIP interactions: 12 interactions with chain C Hydrophobic interactions: C:Y.81, C:I.84, C:L.85, C:V.91, C:F.98, C:F.98, C:W.240, C:V.247, C:F.251 Hydrogen bonds: C:K.77, C:K.77 Salt bridges: C:K.77 PEK.43: 6 residues within 4Å: Chain G: S.2, K.5, G.6, H.8, L.19 Ligands: CDL.42 4 PLIP interactions: 4 interactions with chain G Hydrophobic interactions: G:K.5, G:K.5, G:L.19 Water bridges: G:G.9

2 x CDL: CARDIOLIPIN(Non-covalent)

CDL.26: 23 residues within 4Å: Chain C: T.48, M.51, L.52, M.54, Y.55, W.58, R.59, I.62, R.63, F.67, V.171, S.212, T.213, I.216, V.217, F.220, R.221, K.224, H.226 Chain J: K.8, F.12, L.31 Ligands: PGV.25 26 PLIP interactions: 23 interactions with chain C, 3 interactions with chain J Hydrophobic interactions: C:T.48, C:M.51, C:Y.55, C:Y.55, C:Y.55, C:Y.55, C:Y.55, C:W.58, C:W.58, C:R.59, C:V.171, C:I.216, C:I.216, C:V.217, C:F.220, J:L.31, J:L.31 Hydrogen bonds: C:Y.55, C:R.59 Water bridges: C:R.59, C:R.59 Salt bridges: C:R.63, C:K.224, C:K.224, C:H.226, J:K.8 CDL.42: 16 residues within 4Å: Chain C: L.127, L.131, T.134, S.135, L.138, V.142, V.254 Chain G: L.23, S.27, L.30, C.31, N.34, L.37, H.38 Ligands: PEK.29, PEK.43 10 PLIP interactions: 3 interactions with chain C, 7 interactions with chain G Hydrophobic interactions: C:L.131, C:L.138, C:V.254, G:L.23, G:L.30, G:L.37 Hydrogen bonds: G:N.34, G:H.38 Salt bridges: G:H.38, G:H.38

5 x CHD: CHOLIC ACID(Non-covalent)

CHD.27: 6 residues within 4Å: Chain C: R.156, L.160, F.164, F.219, L.223 Chain J: F.1 8 PLIP interactions: 7 interactions with chain C, 1 interactions with chain J Hydrophobic interactions: C:L.160, C:F.164, C:F.164, C:F.164, C:F.219, C:L.223 Salt bridges: C:R.156 Hydrogen bonds: J:F.1 CHD.28: 8 residues within 4Å: Chain A: H.233, W.288, D.300, T.301, Y.304 Chain C: W.99, H.103 Ligands: PGV.30 8 PLIP interactions: 5 interactions with chain A, 3 interactions with chain C Hydrophobic interactions: A:W.288, A:Y.304, C:W.99 Hydrogen bonds: A:T.301, C:W.99 Water bridges: A:T.301 Salt bridges: A:H.233, C:H.103 CHD.44: 6 residues within 4Å: Chain G: R.14, R.17, F.18, F.21, G.22 Ligands: PEK.29 7 PLIP interactions: 7 interactions with chain G Hydrophobic interactions: G:F.18, G:F.18, G:F.21 Water bridges: G:R.17, G:R.17 Salt bridges: G:R.14, G:R.17 CHD.48: 6 residues within 4Å: Chain A: I.3 Chain J: Y.32, R.33, M.36, T.37, L.40 4 PLIP interactions: 3 interactions with chain J, 1 interactions with chain A Hydrophobic interactions: J:R.33, J:M.36, J:T.37, A:I.3 CHD.57: 3 residues within 4Å: Chain L: W.19 Chain M: I.17, V.21 1 PLIP interactions: 1 interactions with chain M Hydrophobic interactions: M:V.21

1 x ZN: ZINC ION(Non-covalent)

ZN.37: 4 residues within 4Å: Chain F: C.60, C.62, C.82, C.85 4 PLIP interactions: 4 interactions with chain F Metal complexes: F:C.60, F:C.62, F:C.82, F:C.85

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.47: 4 residues within 4Å: Chain H: R.27, Q.31, L.34, R.38 6 PLIP interactions: 6 interactions with chain H Hydrogen bonds: H:Q.31, H:Q.31 Water bridges: H:R.27, H:R.27 Salt bridges: H:R.27, H:R.38

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hirata, K. et al., Determination of damage-free crystal structure of an X-ray-sensitive protein using an XFEL. Nat.Methods (2014)

Release Date

2022-07-20

Peptides

Cytochrome c oxidase subunit 1: A
Cytochrome c oxidase subunit 2: B
Cytochrome c oxidase subunit 3: C
Cytochrome c oxidase subunit 4 isoform 1: D
Cytochrome c oxidase subunit 5A: E
Cytochrome c oxidase subunit 5B, mitochondrial: F
Cytochrome c oxidase subunit 6A2: G
Cytochrome c oxidase subunit 6B1: H
Cytochrome c oxidase subunit 6C: I
Cytochrome c oxidase subunit 7A1: J
Cytochrome c oxidase subunit 7B: K
Cytochrome c oxidase subunit 7C, mitochondrial: L
Cytochrome c oxidase subunit 8B: M

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
E

F
F

G
G

H
H

I
I

J
J

K
K

L
L

M
M

Membrane

We predict this structure to be a membrane protein.
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Cytochrome c oxidase subunit 1

Cytochrome c oxidase subunit 2

Cytochrome c oxidase subunit 3

Cytochrome c oxidase subunit 4 isoform 1

Cytochrome c oxidase subunit 5A

Cytochrome c oxidase subunit 5B, mitochondrial

Cytochrome c oxidase subunit 6A2

Cytochrome c oxidase subunit 6B1

Cytochrome c oxidase subunit 6C

Cytochrome c oxidase subunit 7A1

Cytochrome c oxidase subunit 7B

Cytochrome c oxidase subunit 7C, mitochondrial

Cytochrome c oxidase subunit 8B

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