Chlorine in PDB 2bbc: Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form

The structure of Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form, PDB code: 2bbc was solved by J.Wuerges, G.Garau, S.Geremia, S.N.Fedosov, T.E.Petersen, L.Randaccio, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.40
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	99.570, 99.570, 128.631, 90.00, 90.00, 120.00
R / Rfree (%)	20.4 / 24

The structure of Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form also contains other interesting chemical elements:

Cobalt

(Co)

1 atom

The binding sites of Chlorine atom in the Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form (pdb code 2bbc). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total 3 binding sites of Chlorine where determined in the Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form, PDB code: 2bbc:
Jump to Chlorine binding site number: 1; 2; 3;

Chlorine binding site 1 out of 3 in the Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl415 b:37.1 occ:1.00 N A:ASN270 3.1 34.0 1.0 N A:GLN269 3.1 41.1 1.0 N33 A:B120 3.2 35.5 1.0 NE2 A:GLN394 3.3 33.9 1.0 O A:THR267 3.4 49.6 1.0 CB A:ASN270 3.5 29.9 1.0 OH A:TYR229 3.6 36.2 1.0 CE1 A:TYR229 3.7 33.5 1.0 CA A:GLN269 3.9 40.4 1.0 CA A:ASN270 3.9 31.0 1.0 CZ A:TYR229 3.9 34.3 1.0 C A:GLN269 3.9 37.5 1.0 CB A:GLN269 3.9 42.9 1.0 CG A:GLN394 4.0 31.5 1.0 C A:PHE268 4.1 42.5 1.0 CD A:GLN394 4.1 35.0 1.0 CA A:PHE268 4.1 42.9 1.0 C32 A:B120 4.3 35.7 1.0 CB A:ASP398 4.4 33.5 1.0 C A:THR267 4.4 51.0 1.0 O34 A:B120 4.5 35.2 1.0 CG A:ASP398 4.6 34.6 1.0 CG A:GLN269 4.6 48.8 1.0 O A:HOH424 4.6 26.6 1.0 CD1 A:TYR229 4.7 33.9 1.0 CG A:MET273 4.7 28.8 1.0 N A:PHE268 4.8 47.4 1.0 OD2 A:ASP398 4.8 34.2 1.0 CG A:ASN270 4.9 28.4 1.0 CB A:MET273 4.9 29.8 1.0 CE2 A:TYR229 4.9 30.8 1.0 CB A:GLN394 5.0 31.9 1.0 OD1 A:ASP398 5.0 34.7 1.0

Chlorine binding site 2 out of 3 in the Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 2 of Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl416 b:35.9 occ:1.00 OG A:SER370 2.8 34.3 1.0 N A:GLY373 3.0 38.6 1.0 NH1 A:ARG356 3.3 66.4 1.0 CZ A:ARG356 3.4 66.9 1.0 NE A:ARG358 3.5 56.8 1.0 CA A:PHE357 3.5 36.3 1.0 N A:LEU372 3.5 34.1 1.0 CA A:GLY373 3.6 40.3 1.0 O A:SER370 3.7 30.4 1.0 NH2 A:ARG356 3.7 69.1 1.0 N A:PHE357 3.7 37.4 1.0 C A:PHE357 3.7 37.5 1.0 C A:SER370 3.7 31.0 1.0 CB A:SER370 3.8 31.9 1.0 N A:ARG358 3.8 37.7 1.0 C A:VAL371 3.9 33.5 1.0 CG A:ARG358 3.9 42.3 1.0 CG A:ARG356 3.9 45.7 1.0 C A:ARG356 3.9 37.9 1.0 O A:ARG356 3.9 37.6 1.0 NE A:ARG356 4.0 64.1 1.0 N A:VAL371 4.0 31.8 1.0 C A:LEU372 4.1 37.3 1.0 CA A:VAL371 4.1 31.8 1.0 CA A:LEU372 4.2 35.8 1.0 NH2 A:ARG358 4.2 59.2 1.0 CD A:ARG358 4.2 47.1 1.0 CZ A:ARG358 4.3 60.7 1.0 O A:PHE357 4.4 38.2 1.0 CA A:SER370 4.4 31.6 1.0 C A:GLY373 4.5 42.0 1.0 CB A:ARG358 4.5 40.1 1.0 O A:VAL371 4.5 33.9 1.0 CD A:ARG356 4.5 56.7 1.0 CB A:ARG356 4.6 42.1 1.0 N A:ARG374 4.7 42.6 1.0 CA A:ARG358 4.8 39.3 1.0 CA A:ARG356 4.9 40.4 1.0 CB A:PHE357 4.9 34.3 1.0 O A:HOH578 5.0 51.3 1.0

Chlorine binding site 3 out of 3 in the Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 3 of Structure of Cobalamin-Complexed Bovine Transcobalamin in Trigonal Crystal Form within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl417 b:65.3 occ:1.00 NE A:ARG108 3.1 60.2 1.0 NE2 A:GLN112 3.1 49.8 1.0 NH2 A:ARG108 3.1 61.8 1.0 CZ A:ARG108 3.6 61.6 1.0 NH1 A:ARG115 3.7 69.5 1.0 CG A:GLN112 3.7 43.7 1.0 CB A:ARG108 3.8 49.8 1.0 CD A:GLN112 3.9 47.2 1.0 O A:ARG108 3.9 46.1 1.0 CG A:ARG108 4.3 52.9 1.0 CD A:ARG108 4.3 55.1 1.0 CA A:ARG108 4.3 49.7 1.0 C A:ARG108 4.4 46.4 1.0 CD2 A:LEU67 4.7 67.7 1.0 CZ A:ARG115 4.9 71.7 1.0 NH1 A:ARG108 4.9 62.9 1.0

J.Wuerges, G.Garau, S.Geremia, S.N.Fedosov, T.E.Petersen, L.Randaccio. Structural Basis For Mammalian Vitamin B12 Transport By Transcobalamin. Proc.Natl.Acad.Sci.Usa V. 103 4386 2006.
ISSN: ISSN 0027-8424
PubMed: 16537422
DOI: 10.1073/PNAS.0509099103