About classical molecular genetics, cytogenetic and molecular cytogenetic data not considered by Genome Reference Consortium and thus not included in genome browsers like UCSC, Ensembl or NCBI

Table 2 Chromosomal bands smaller than 1.0 Mb in size (size calculated based on ISCN (2020) idiograms—see Additional file 1: Table 1) compared to their size according to UCSC Genome Browser (GRCh38/hg38) assembly are listed. Also it is indicated of the corresponding band was GTG-dark or GTG-light

Chromosome	GTG banding color	Bands smaller than 1.0 MB	Mb acc. to ISCN	Mb in UCSC
#1	Light	1p36.33	0.72	2.3
#2	Dark	2p21.2	0.76	2.0
	Light	2q36.2	0.76	0.9
#3	Light	3p26.2	0.82	1.2
	Light	3q13.32	0.65	1.7
#5	Light	5p14.2	0.84	1.3
#6	Light	6p22.32	0.80	3.4
	Dark	6p21.32	0.80	1.4
	Light	6p11.2	0.53	1.3
#7	Light	7p21.2	0.83	2.8
	Light	7q21.12	0.56	1.8
#10	Light	10p12.32	0.82	0.1
	Light	10q23.32	0.82	1.2
#12	Light	12q21.32	0.55	2.3
#13	Light	13q33.2	0.84	2.2
#14	Light	14q31.2	0.82	1.3
#16	Dark	16q22.2	0.79	2.0
	Dark	16q24.2	0.79	1.7
#17	Dark	17q24.1	0.75	1.6
	Dark	17q25.2	0.99	0.4
#22	Dark	22q11.22	0.99	1.4
X	Light	Xp11.21	0.77	3.3
overall	7 dark 15 light	22 subbands	17.00	37.6

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