Chlorine in PDB 7l05: Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase)

The structure of Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase), PDB code: 7l05 was solved by M.C.Franklin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	45.62 / 2.21
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	105.088, 158.036, 181.014, 90, 90, 90
R / Rfree (%)	18.6 / 21.7

The structure of Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase) also contains other interesting chemical elements:

Calcium	(Ca)	4 atoms
Magnesium	(Mg)	5 atoms

The binding sites of Chlorine atom in the Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase) (pdb code 7l05). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 2 binding sites of Chlorine where determined in the Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase), PDB code: 7l05:
Jump to Chlorine binding site number: 1; 2;

Chlorine binding site 1 out of 2 in the Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase) within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl504 b:57.9 occ:1.00 CA A:TYR161 3.7 42.9 1.0 C A:TYR161 3.9 43.0 1.0 CE A:LYS164 3.9 55.3 1.0 N A:GLY162 3.9 44.8 1.0 CD A:LYS164 4.0 52.7 1.0 N A:LYS163 4.0 50.2 1.0 NZ A:LYS164 4.3 58.4 1.0 CB A:LYS163 4.3 57.0 1.0 CB A:TYR161 4.4 41.5 1.0 O A:TYR161 4.5 42.1 1.0 O A:ASP160 4.6 45.9 1.0 CA A:LYS163 4.7 52.9 1.0 N A:TYR161 4.8 43.4 1.0 CG A:LYS163 4.9 61.3 1.0 CA A:GLY162 4.9 46.6 1.0 C A:GLY162 4.9 48.3 1.0 CD2 A:TYR161 4.9 41.7 1.0

Chlorine binding site 2 out of 2 in the Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase)


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Complex of Novel Maytansinoid M24 Bound to T2R-Ttl (Two Tubulin Alpha/Beta Heterodimers, RB3 Stathmin-Like Domain, and Tubulin Tyrosine Ligase) within 5.0Å range: probe atom residue distance (Å) B Occ D:Cl503 b:112.3 occ:1.00 CL1 D:XQ4503 0.0 112.3 1.0 C50 D:XQ4503 1.8 89.4 1.0 C51 D:XQ4503 2.8 85.2 1.0 C11 D:XQ4503 2.8 83.3 1.0 O15 D:XQ4503 3.0 84.6 1.0 N1 D:XQ4503 3.0 76.3 1.0 C12 D:XQ4503 3.4 74.7 1.0 C52 D:XQ4503 3.4 85.0 1.0 CZ D:PHE402 3.7 71.7 1.0 C13 D:XQ4503 3.7 66.8 1.0 C53 D:XQ4503 4.1 81.4 1.0 C10 D:XQ4503 4.1 81.8 1.0 C14 D:XQ4503 4.1 61.4 1.0 CE2 D:PHE402 4.4 70.7 1.0 CG1 D:VAL179 4.4 54.7 1.0 CE1 D:PHE402 4.4 71.6 1.0 O2 D:XQ4503 4.5 65.0 1.0 C9 D:XQ4503 4.6 80.2 1.0

J.O.Dasilva, K.Yang, O.Surriga, T.Nittoli, A.Kunz, M.C.Franklin, F.J.Delfino, S.Mao, F.Zhao, J.T.Giurleo, M.P.Kelly, S.Makonnen, C.Hickey, P.Krueger, R.Foster, Z.Chen, M.W.Retter, R.Slim, T.M.Young, W.C.Olson, G.Thurston, C.Daly. A Biparatopic Antibody-Drug Conjugate to Treat Met-Expressing Cancers, Including Those That Are Unresponsive to Met Pathway Blockade. Mol.Cancer Ther. V. 20 1966 2021.
ISSN: ESSN 1538-8514
PubMed: 34315762
DOI: 10.1158/1535-7163.MCT-21-0009