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8OTZ: 48-nm repeat of the native axonemal doublet microtubule from bovine sperm

PDB ID:	8OTZ Download
MMDB ID:	238795
PDB Deposition Date:	2023/4/21
Updated in MMDB:	2025/12
Experimental Method:	electron microscopy
Resolution:	3.6 Å
Source Organism:	Bos taurus
Similar Structures:

Biological Unit for 8OTZ: 575-meric; determined by author

Molecular Components in 8OTZ
Label	Count	Molecule
Proteins (575 molecules)
0 V	2	Cilia- and Flagella-associated Protein 95
0A 0C 0E 0G 0W 0Y 0a 0c 0e 0g 0i 0k CT CU CV CX CY CZ Ca Cb Cc Cd Ce Cf Cg Ch Ci Cj Ck	29	Sperm Acrosome Associated 9
1 2 x	3	Testis Specific Serine Kinase 6
3 y z	3	Ef-hand Domain-containing Protein
A B C	3	Atp6v1f Neighbor
A0 BN	2	Outer Dense Fiber of Sperm Tails 3 Like 1
A1 A2 A3 A4 A5 A6 A7 A8 A9 Au Av Aw Ay Az	14	Outer Dense Fiber of Sperm Tails 3
AA AC AE AG AI AK AM BA BC BE BG BI BK BM CA CC CE CG CI CK CM DA DC DE DG DI DK DM EC EE …	149	Tubulin Alpha-3 Chain
AB AD AF AH AJ AL BB BD BF BH BJ BL CB CD CF CH CJ CL DB DD DF DH DJ DL DN EB ED EF EH EJ …	153	Tubulin Beta-4b Chain
AP AQ AR AS	4	Protein Flattop
AT AU	2	Cilia- and Flagella-associated Protein 53
AV AW	2	Nucleoside Diphosphate Kinase 7
Aa Ab Ac Ad	4	Ef-hand Domain-containing Family Member C2
Al Am An Ao B7 BY BZ Ba Bb Bc Bd Be CN CO	14	Family With Sequence Similarity 166 Member a
Ap Aq Ar	3	Protein Fam166c
At Ax	2	Outer Dense Fiber of Sperm Tails 3B
B0 B1 B2 B3 B4 B8 B9 CQ CR CS	10	Spermatid-specific Manchette-related Protein 1
B5 B6 By Bz	4	Enkurin
BO BP BQ BR	4	Coiled-coil Domain-containing Protein 105
BS BT	2	Protein Phosphatase 1 Regulatory Subunit 32
BU BV Bi Bj Bk	5	Rib43a-like With Coiled-coils Protein 2
BW BX	2	Cilia- and Flagella-associated Protein 107
Bf Bg	2	Piercer of Microtubule Wall 1 Protein
Bh	1	Piercer of Microtubule Wall 2 Protein
Bl Bm Bn Bo Bp	5	Stabilizer of Axonemal Microtubules 1
Bq Bu	2	Stabilizer of Axonemal Microtubules 3
Br Bs	2	Meiosis-specific Nuclear Structural Protein 1
C0 C2 C3 C4 C5 C6 C7 C8 C9 DO F2 F3 F4 F5 F6	15	Tektin-3
C1 Cz D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 DP DQ DR DS DT DU DV DW DX EA EO EP EQ ER	26	Tektin-5
CW	1	Sperm-associated Antigen 8
Cl	1	Spermatogenesis-associated Protein 48
Cm Cn Co Cp	4	Tektin-1
Cq Cr Cs Ct Cu Cv Cw Cx Cy	9	Tektin-2
D	1	Uncharacterized Protein C1orf100 Homolog
DY DZ Da Ee	4	Tepp Protein
Db Dc Dd	3	Uncharacterized Protein Mgc137036
De	1	Testis Expressed 33
Df Dg Dh	3	Testis-expressed Sequence 37 Protein
Di Dj Dk Dl	4	Testis-expressed Protein 43
Dm	1	Testis Expressed 49
Dn	1	Theg Spermatid Protein Like
E F	2	Ef-hand Domain-containing Family Member B
E1 E2 E3 E4	4	Tektin Bundle Interacting Protein 1
ES ET EU EV EW EX EY EZ	8	Tektin-4
G	1	Chromosome 7 Open Reading Frame 31
H o	2	Cilia- and Flagella- Associated Protein 210
I X Y	3	Ef-hand Domain-containing Protein 1
J K L M	4	Uncharacterized Protein C10orf82 Homolog
K1	1	Cilia- and Flagella-associated Protein 144
L1 L2	2	Chromosome 20 C5orf49 Homolog
N O	2	Chromosome 19 C17orf98 Homolog
P	1	Chromosome 13 C20orf85 Homolog
Q	1	Cilia- and Flagella-associated Protein 68
R S T U	4	Cilia and Flagella Associated Protein 77
W	1	Upf0602 Protein C4orf47 Homolog
XG XH XI XJ XK XL XM	7	Cilia- and Flagella-associated Protein 20
YG YH YI YJ YK YL	6	Parkin Coregulated Gene Protein
Z p q	3	Cfap97 Domain Containing 1
a b c d	4	Cilia- and Flagella-associated Protein 45
e f g	3	Cilia- and Flagella-associated Protein 52
h	1	Cilia- and Flagella-associated Protein 141
i j	2	Cilia- and Flagella-associated Protein 161
k l m n	4	Dual Specificity Phosphatase 21
ke	1	Uncharacterized Protein C4orf45 Homolog
r s t	3	Cilia- and Flagella-associated Protein 276
u v w	3	Ef-hand Calcium-binding Domain-containing Protein 3
Chemicals and Non-standard biopolymers (451 molecules)
1	149	GUANOSINE-5'-TRIPHOSPHATE
2	149	MAGNESIUM ION
3	153	GUANOSINE-5'-DIPHOSPHATE

* Click molecule labels to explore molecular sequence information.

Citing MMDB

Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303