Table 3.

Molecular characteristics of monoclonal B cell PTLD carrying nonfunctional IgVH gene rearrangements




IgVH

IgVL
Case
Histology
IgVH family
Closest IgVH germ-line gene
% of mutations
D
JH
Functional status
IgVL family
Closest IgVL germline gene
% of mutation
JL
Functional status
3521   P-PTLD   VH3   3-30   GL   D3-9   JH4b   Out of frame   Vk2   A18   GL   NA   Pseudogene  
3527   DLBCL, centroblastic   VH4   4-30.1   7.12   NA   JH3b   Out of frame   —   —   —   —   —  
2892   DLBCL, immunoblastic   VH3   3-66   8.59   NA   JH6b   Out of frame   Vk3   L2   5.42   Jk1   Crippled  
2895   DLBCL, immunoblastic   VH3   3-07   7.20   NA   JH6b   Crippled   Vk1   L12   6.32   Jk1   Crippled  
2915   DLBCL, immunoblastic   VH3   3-30.3   11.8   D1-26   JH6b   Crippled   Vλ 1   1e   7.67   Jλ2   Crippled  
3461   DLBCL, immunoblastic   VH4   4-34   7.42   D4-17   JH6b   Crippled   Vk1   L12   6.9   Jk1   Crippled  
3520   DLBCL, immunoblastic   VH4   4-30.2   10.7   D3-10   JH5b   Out of frame   Vk4   B3   GL   Jk3   Functional  
3526
 
BL/BLL
 
VH1
 
hv1263
 
GL
 
NA
 
JH6c
 
Out of frame
 
Vλ2
 
2c
 
4.95
 
Jλ2
 
Crippled
 



IgVH

IgVL
Case
Histology
IgVH family
Closest IgVH germ-line gene
% of mutations
D
JH
Functional status
IgVL family
Closest IgVL germline gene
% of mutation
JL
Functional status
3521   P-PTLD   VH3   3-30   GL   D3-9   JH4b   Out of frame   Vk2   A18   GL   NA   Pseudogene  
3527   DLBCL, centroblastic   VH4   4-30.1   7.12   NA   JH3b   Out of frame   —   —   —   —   —  
2892   DLBCL, immunoblastic   VH3   3-66   8.59   NA   JH6b   Out of frame   Vk3   L2   5.42   Jk1   Crippled  
2895   DLBCL, immunoblastic   VH3   3-07   7.20   NA   JH6b   Crippled   Vk1   L12   6.32   Jk1   Crippled  
2915   DLBCL, immunoblastic   VH3   3-30.3   11.8   D1-26   JH6b   Crippled   Vλ 1   1e   7.67   Jλ2   Crippled  
3461   DLBCL, immunoblastic   VH4   4-34   7.42   D4-17   JH6b   Crippled   Vk1   L12   6.9   Jk1   Crippled  
3520   DLBCL, immunoblastic   VH4   4-30.2   10.7   D3-10   JH5b   Out of frame   Vk4   B3   GL   Jk3   Functional  
3526
 
BL/BLL
 
VH1
 
hv1263
 
GL
 
NA
 
JH6c
 
Out of frame
 
Vλ2
 
2c
 
4.95
 
Jλ2
 
Crippled
 

All PTLDs included in this table failed to express Ig molecules.

P-PTLD indicates polymorphic PTLD; GL, germ line; DLBCL, diffuse large B-cell lymphoma; NA, not able to be aligned; —, no product found; and BL/BLL, Burkitt lymphoma/Burkitt-like lymphoma.

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