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. Author manuscript; available in PMC: 2019 Sep 1.
Published in final edited form as: Chromosome Res. 2018 Jul 5;26(3):115–138. doi: 10.1007/s10577-018-9582-3

Table 1.

Classification of higher order repeat (HOR) alpha satellite arrays on human chromosomes.

Chrom Array/Locus
Name
Ucsc
designation
SF HOR
size (kb)
HOR
Monomer
#
Total array
size (Mb)*
Centromere Function
HAC
assay
CENP
ChlPa
CENP
IFa
Epiallele
1 D1Z7b cen1.1_cen5.2_cen19.3 1 0.34 2 0.4–1.1 n.d. yes yes yes
1 D1Z5 cen1.2 3 1.9 11 0.4–1.5 n.d. yes yes yes
2 D2Z1 cen2.1 2 1.4 8 1.0–2.9 n.d. yes yes n.a.
3 D3Z1 cen3.1 1 2.9 17 1.0–3.1 n.d. yes yes n.a.
4 D4Z1 cen4.1 2 3.2 19 2.3–4.4 n.d. yes yes n.a.
5 D5Z1c cen5.1 5 2.2 13 n.d. no no no n.d.
5 D5Z2b cen5.2_cen1.1_cen19.3 1 0.34 2 n.d. n.d. yes yes n.d.
6 D6Z1 cen6.1 1 3.0 18 2.3–37 n.d. yes yes n.a.
7 D7Z1 cen7.1 1 1.0 6 1.5–3.8 n.d. yes yes yes
7 D7Z2 cen7.2 5 2.7 16 0.1 −0.6 yes yes yes yes
8 D8Z2 cen8.1 2 1.9 11 1.5–2.2 n.d. yes yes n.d.
9 D9Z4 cen9.1 2 1.2 7 1.8–2.2 n.d. yes yes n.a.
10 D10Z1 cen10.1 1 1.4 8 1.4–2.5 n.d. yes yes n.a.
10 D10Z? cen10.2 1 3.0 18 n.d. n.d. n.d. n.d. n.d.
11 D11Z1 cen11.1 3 0.85 5 1.8–4.8 yes yes yes n.d.
11 D11Z? cen11.2 3 2.0 12 n.d. n.d. n.d. n.d. n.d.
12 D12Z3 cen12.1 1 1.4 8 2.2–4.3 n.d. yes yes n.a.
13 D13Z1d cen13.1_cen21.1 2 1.9 11 1.1 −3.0 n.d. yes yes n.a.
14 D14Z9e cen14.2_cen22.1 2 1.4 8 2.0 (avg) n.d. yes yes n.a.
15 D15Z3 cen15.1 5 2.4 14 0.1 −0.8 n.d no no n.d.
15 D15Z4 cen15.2 2 4.4 26 1.1 −2.7 n.d. yes yes n.d.
16 D16Z2 cen16.1 1 1.7 10 0.4–2.0 n.d. yes yes n.d
17 D17Z1 cen17.1 3 2.7 16 1.1 −4.2 yes yes yes yes
17 D17Z1-B cen17.2 3 2.4 14 0.5–1.5 yes yes yes yes
17 D17Z1-C cen17.3 3 2.4 14 0.5–1.5 n.d. no yes n.d.
18 D18Z1 cen18.1 2 2.0 12 1.3–2.5 n.d. yes yes n.d.
18 D18Z2 cen18.2 2 1.7 10 0.4–2.8 n.d. no no n.d.
19 D19Z1c cen19.1_cen5.1 5 2.9 17 n.d. no no no n.d.
19 D19Z3b cen19.3_cen1.1_cen5.2 1 0.34 2 n.d. n.d. yes yes n.d.
20 D20Z1 cen20.1 2 2.7 16 n.d. n.d. n.d. n.d. n.d.
20 D20Z2 cen20.2 2 1.0 6 0.5–1 n.d. yes yes n.d.
21 D21Z1d cen21.1_cen13.1 2 1.9 11 o
CO
I
o
yes yes yes n.a.
22 D22Z1e cen22.1_cen14.2 2 1.4 8 n.d. n.d. yes yes n.d.
22 D22Z2 cen22.2 2 2.0/2.7 12/16 2.0 (avg) n.d. yes yes n.d.
X DXZ1 cenX.1 3 2.0/2.2 12/13 1.3–4.2 yes yes yes n.a.
Y DYZ3 cenY.1 4 5.8 34 0.2–1.2 no yes yes n.a.
*

sizes compiled from the literature using pulsed-field gel electrophoresis-Southern blotting, quantitative FISH, and/or sequence reads;

a

on endogenous chromosomes

b

share the same HOR sequence

c

share the same HOR sequence

d

share same HOR sequence

e

share same HOR sequence

n.a., not applicable

n.d., not determined