scholarly journals Crystal Structure of the Human Centromere Protein B (CENP-B) Dimerization Domain at 1.65-Å Resolution

2003 ◽  
Vol 278 (51) ◽  
pp. 51454-51461 ◽  
Author(s):  
Maki S. Tawaramoto ◽  
Sam-Yong Park ◽  
Yoshinori Tanaka ◽  
Osamu Nureki ◽  
Hitoshi Kurumizaka ◽  
...  
Genomics ◽  
1994 ◽  
Vol 24 (1) ◽  
pp. 187-188 ◽  
Author(s):  
Naohiko Seki ◽  
Toshiyuki Saito ◽  
Katsumi Kitagawa ◽  
Hiroshi Masumoto ◽  
Tuneko Okazaki ◽  
...  

1992 ◽  
Vol 17 (2) ◽  
pp. 129-138 ◽  
Author(s):  
Kenji Sugimoto ◽  
Hideyuki Migita ◽  
Yoshimasa Hagishita ◽  
Hiroaki Yata ◽  
Michio Himeno

2005 ◽  
Vol 280 (50) ◽  
pp. 41609-41618 ◽  
Author(s):  
Yoshinori Tanaka ◽  
Hiroaki Tachiwana ◽  
Kinya Yoda ◽  
Hiroshi Masumoto ◽  
Tsuneko Okazaki ◽  
...  

2017 ◽  
Vol 37 (3) ◽  
Author(s):  
Lifang Sun ◽  
Pu Chen ◽  
Yintao Su ◽  
Zhixiong Cai ◽  
Lingwei Ruan ◽  
...  

A novel alkylsulfatase from bacterium Pseudomonas sp. S9 (SdsAP) was identified as a thermostable alkylsulfatases (type III), which could hydrolyze the primary alkyl sulfate such as sodium dodecyl sulfate (SDS). Thus, it has a potential application of SDS biodegradation. The crystal structure of SdsAP has been solved to a resolution of 1.76 Å and reveals that SdsAP contains the characteristic metallo-β-lactamase-like fold domain, dimerization domain, and C-terminal sterol carrier protein type 2 (SCP-2)-like fold domain. Kinetic characterization of SdsAP to SDS by isothermal titration calorimetry (ITC) and enzymatic activity assays of constructed mutants demonstrate that Y246 and G263 are important residues for its preference for the hydrolysis of ‘primary alkyl’ chains, confirming that SdsAP is a primary alkylsulfatase.


2015 ◽  
Vol 71 (9) ◽  
pp. 1169-1175 ◽  
Author(s):  
Daniel A. Bonsor ◽  
Dorothy Beckett ◽  
Eric J. Sundberg

CEACAM7 is a human cellular adhesion protein that is expressed on the surface of colon and rectum epithelial cells and is downregulated in colorectal cancers. It achieves cell adhesion through dimerization of the N-terminal IgV domain. The crystal structure of the N-terminal dimerization domain of CEACAM has been determined at 1.47 Å resolution. The overall fold of CEACAM7 is similar to those of CEACAM1 and CEACAM5; however, there are differences, the most notable of which is an insertion that causes theC′′ strand to buckle, leading to the creation of a hydrogen bond in the dimerization interface. TheKdimerizationfor CEACAM7 determined by sedimentation equilibrium is tenfold tighter than that measured for CEACAM5. These findings suggest that the dimerization affinities of CEACAMs are modulatedviasequence variation in the dimerization surface.


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