HIF-1 (41 co-regulatory partners)
NRF-1	testis	16.4841
ARNT	tongue	15.2283
USF	tongue	14.8563
USF2	tongue	14.825
C-MYC/MAX	tongue	12.6395
ETF	tongue	11.8726
NRF-1	tongue	11.8428
LBP-1	bone	10.5969
TATA	bone	9.83883
ER	stomach	9.5685
NRF-1	lymph_node	9.27298
SREBP-1	tongue	8.97573
E2F	tongue	8.78114
LF-A1	bone	8.73544
USF	testis	8.64581
AP-4	bone	8.31372
HEB	testis	8.00996
ELK-1	small_intestine	7.84131
SRF	brain	7.77983
SMAD-4	brain	7.46384
E2F-1	tongue	7.46233
ETF	mammary_gland	7.34575
NRF-1	stomach	7.32423
LMO2_COMPLEX	bone	7.19987
ATF6	tongue	7.07165
E12	brain	7.04822
AP-2	testis	7.00475
PEA3	small_intestine	6.99115
SP1	testis	6.96395
ETF	heart	6.89264
GABP	tongue	6.84642
ETF	testis	6.80997
RSRFC4	muscle	6.79506
AP-2ALPHA	brain	6.75704
ETF	bladder	6.59879
C-MYC/MAX	testis	6.49487
EGR-1	brain	6.41211
NF-Y	peripheral_nervous_system	6.37278
C/EBP	peripheral_nervous_system	6.34333
HIF-1	tongue	6.31
EGR-2	testis	6.23498