use strict;
use Data::Dump qw[ pp ];

my %records;
until(eof(DATA)){
        chomp(my $snoRNA = <DATA>);
        push @{$records{$snoRNA}},{} ;
        my $seqs = 1;
        my $line = <DATA>;
        if( $line =~ m[(\d+) different hits] ) {
                $seqs = $1;
                chomp( $records{ $snoRNA }[ -1 ]{ exon } = <DATA> );
                 } else {
                        chomp( $records{ $snoRNA }[ -1 ]{ exon } = $line );
                        }
    chomp( $records{ $snoRNA }[ -1 ]{ GeneID } = <DATA> );
    chomp( $records{ $snoRNA }[ -1 ]{ NM_ID } = <DATA> );
    for( 1 .. $seqs ) {
        chomp( my $query = <DATA> );
        scalar (<DATA>);
        chomp( my $sbjct = <DATA> );
        push @{ $records{ $snoRNA }[ -1 ]{ seqs } }, { $query => $sbjct };
    }
    chomp( $records{ $snoRNA }[ -1 ]{ gene_name } = <DATA> );
    chomp( $records{ $snoRNA }[ -1 ]{ web_link  } = <DATA> );
        }
        
pp \%records;
__DATA__
snoRNA 25, 26 and 27
2
GI:142387131
NM_006299.3
Query  2    CCTGGAGTCGAGT  14
            |||||||||||||
Sbjct  371  CCTGGAGTCGAGT  359
Homo sapiens zinc finger protein 193 (ZNF193), mRNA.
http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=Retrieve&db=nucleotide&dopt=GenBank&RID=UDW41RSS01S&log%24=nuclalign&blast_rank=11&list_uids=142387131
snoRNA 25, 26 and 27
1
NM_001005236.3
GI:256773198
Query  3    CTGGAGTCGAGTGTCT  18
            |||||| |||||||||
Sbjct  168  CTGGAGACGAGTGTCT  153
Homo sapiens olfactory receptor, family 1, subfamily L, member 1 (OR1L1), mRNA.
http://www.ncbi.nlm.nih.gov/
snoRNA 25, 26 and 27
4 different hits
31
GI:153945877
NM_002458.1
Query  3     CTGGAGTCGAGTG  15
             |||||||||||||
Sbjct  6818  CTGGAGTCGAGTG  6806
Query  3     CTGGAGTCGAGTG  15
             |||||||||||||
Sbjct  8489  CTGGAGTCGAGTG  8477
Query  3      CTGGAGTCGAGTG  15
              |||||||||||||
Sbjct  10589  CTGGAGTCGAGTG  10577
Query  3      CTGGAGTCGAGTG  15
              |||||||||||||
Sbjct  12260  CTGGAGTCGAGTG  12248
Homo sapiens mucin 5B, oligomeric mucus/gel-forming (MUC5B), mRNA.
http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=Retrieve&db=nucleotide&dopt=GenBank&RID=UDW41RSS01S&log%24=nuclalign&blast_rank=9&list_uids=153945877