1.   c.103.1       MTH938-like    
                   MTH938-like core: 3 layers, b+a/b/a ; the central mixed sheet of 5 strands: order 21534; strand 2 is antiparallel to the rest
                   1ihn  d1ihnb_  B:29-35,71-79,83-87,112-120

2.   d.14.1        Ribosomal protein S5 domain 2-like    
                   Ribosomal protein S5 domain 2-like core: beta(3)-alpha-beta-alpha; 2 layers: alpha/beta; left-handed crossover
                   2o3z  d2o3za1  A:21-31,36-42,71-76,91-98
                   2ies  d2iesa1  A:21-31,36-42,71-76,91-98
                   2ies  d2iesb1  B:21-31,36-42,71-76,91-98

3.   e.54.1        CbiD-like    
                   CbiD-like 2 domains; (1) alpha+beta (res 1-192), a circularly permuted rS5 domain 2-like fold (scop_cf 54210); (2) alpha/beta with parallel beta-sheet of 4 strands, order 2134
                   1sr8  d1sr8a_  A:102-112,115-121,122-126,154-161

List of motif hits that are not present in SCOP but are found in PDB for pattern ID: 21 (enumeration index: query92) of S4

3p3g  A:21-30,36-43,71-76,91-98
3p3c  A:21-31,36-42,66-71,86-93
2ves  C:21-31,36-42,70-75,90-97
2ves  A:21-31,36-42,70-75,90-97
2ves  B:21-31,36-42,70-75,90-97
2j04  B:234-238,350-362,391-399,406-411
2j04  D:234-238,350-362,391-399,406-411
3nzk  A:20-31,36-42,71-76,91-98
3nzk  B:21-30,36-42,71-76,91-98
3ps2  A:21-31,36-43,71-76,91-98
3p3e  A:20-31,36-42,70-75,90-97
2x5p  A:-2-4,24-34,89-96,110-117
2x5p  A:-2-4,24-34,104-108,110-117
2x5p  A:-2-4,24-34,41-49,110-117
3ps3  A:21-31,36-43,71-76,91-98
3ps1  A:21-31,36-43,71-76,91-98