animals with hemoglobin and tentacles adapted
structure of myoglobin and hemoglobin
where does hemoglobin come from
shortness of breath low hemoglobin
hemoglobin cocomo
hemoglobin normals
hematocrit and hemoglobin ranges
what is a saturated hemoglobin molecule
how to lower hemoglobin a1c quick
blood count hemoglobin
low hemoglobin with weight loss treatment
hemoglobin 1008
iv treatment low hemoglobin
hemoglobin high
steps kiononia hemoglobin
hemoglobin levels that require a transfusion
what foods would increase the hemoglobin
post transfusion hemoglobin
hemoglobin e trait
hemoglobin analyzers
co2 hemoglobin
normal hemoglobin counts
hemoglobin blood disorder
what is a hemoglobin screening
glycol hemoglobin
hemoglobin electrophoresis migration
hemoglobin fluid pockets
hemoglobin h
117 in hemoglobin 8.5
hemoglobin a1c test
reversal of carboxyhemoglobin to hemoglobin
epo hemoglobin fda ruling
blood donor normal hemoglobin
how can i increase my hemoglobin
acute hemoglobin deficiency
hemoglobin 8
hemoglobin a1c conversion
lower hemoglobin a1c
hemoglobin a1c meter
goal hemoglobin a1c for a diabetic
hemoglobin levels leukemia
hemoglobin level 4 death
low hemoglobin 10 month old
components of hemoglobin
tallquist hemoglobin scale catagory
how to reduce hemoglobin levels
low hemoglobin transfusion subcu
artificial hemoglobin
cause of low hemoglobin level
hemoglobin transfusion
hemoglobin 6.0
hemoglobin a1c results
hemoglobin values
high hemoglobin natural treatment
hemoglobin s trait in blood donors
hemoglobin mg dl
hemoglobin levels normal range
picture of hemoglobin
hemoglobin structure and genetics
elevated hemoglobin testosterone
hemoglobin anemia memory crohns
cyanide hemoglobin
hemoglobin n seattle
hemoglobin blood transfusion
mean corpuscular hemoglobin mch
reasons for hemoglobin to rise
anemic hemoglobin level
hemoglobin hemacrit
hemoglobin hic
hemoglobin tests
hemoglobin ac1
iron deficiency symptoms hemoglobin
hemoglobin values for children
increasing hemoglobin and hematocrit
hemoglobin production and bone density
circadian rhythum of hemoglobin
what is low hemoglobin
hemoglobin tests
low hemoglobin elevated temperature
low hemoglobin hematocrit
improve hemoglobin
stat site hemoglobin instructions manual
low hemoglobin and hemato
normal hemoglobin hematocrit levels
hemoglobin corpuscle
hemoglobin sc disease
hemoglobin blood test
hemoglobin a1c in pre diabetics
advia 120 hemoglobin lamp
hemoglobin production and bone density
reasons for low hemoglobin
interpreting hemoglobin levels
high mean corpuscular hemoglobin
panic lab values hemoglobin
teatment low hemoglobin
cause for low hemoglobin
hemoglobin high
pediatric hemoglobin levels
flomax hemoglobin red blood cell
hemoglobin aic lvl
causes of high hemoglobin
over production hemoglobin therapy
normal hemoglobin range
hemoglobin and hematocrit elavated
toddler a1c hemoglobin
hemoglobin a2 manufacturer
hemoglobin and diabetes
hemoglobin and hermaticrit
what portion of hemoglobin requires iron
hemoglobin concentration cyanmethemoglobin standard curve
hemoglobin a1c chart
lowering hemoglobin a1c
high postoperative hemoglobin level
hemoglobin h
diasprin cross-linked hemoglobin
toddler a1c hemoglobin target
carbon monoxide and hemoglobin
tallquist hemoglobin count method percentage results
pictures hemoglobin
what is a saturated hemoglobin molecule
medical condition hemoglobin sc
hemoglobin s beta plus thalassemia
hemoglobin hgh
corpuscular hemoglobin
what is hemoglobin
hemoglobin 8
low hemoglobin meaning
genetic disorder of hemoglobin
hemoglobin 12.0
hemoglobin disorders
hemoglobin electrophoresis test
hemoglobin level 4 chf geriatric death
hemoglobin e
hemoglobin blood count
causes for low hemoglobin count
bab hemoglobin
hemoglobin a2 manufacturer
high hemoglobin content at high altitude
hemoglobin values in men
hemoglobin e trait
oxygen hemoglobin dissociation curve mnemonic
hemoglobin wikipedia
low literacy hemoglobin a1c chart
hemoglobin abbreviation
hemoglobin molecule school project
dr robert noble root effect hemoglobin
oxygen saturation of arterial hemoglobin
salt bridges hemoglobin
hemoglobin ac
biotest hemoglobin
glugaphage hemoglobin h1c
high hemoglobin and poisoning
hemoglobin cancer
low hemoglobin levels after knee surgery
blood transfusion hemoglobin levels
anemia hemoglobin
normal hemoglobin counts
rabbit hemoglobin
levels of hemoglobin anemia
hemoglobin cancer
hemoglobin high dialysis
hemoglobin hgb
hemoglobin clot
hemoglobin count and hemochromatosis
hemoglobin rainier
hemoglobin is oxidizing agent
hemoglobin 1008
low literacy hemoglobin a1c chart
improve hemoglobin
normal hemoglobin values
glycosilated hemoglobin
dangerous hemoglobin levels
causes of high hemoglobin count
hematocrit and hemoglobin
hemoglobin ss disease
what is low hemoglobin
lower hemoglobin
flomax hemoglobin red blood cell
interpret low hemoglobin and low hematocrit
deficiency of hemoglobin
hemoglobin structure function
drop in hemoglobin
high hemoglobin levels
biotest hemoglobin
what mineral is found in hemoglobin
hemoglobin a2 electrophoresis
is hemoglobin elevated for smokers
glycosylated hemoglobin test
hemoglobin shape
depo-testosterone gel hemoglobin
hematocrit and hemoglobin
hemoglobin aic
how to raise hemoglobin
normal range of hemoglobin values
oxygen hemoglobin dissociation curve mnemonic
foods to raise hemoglobin
low hemoglobin in liver patients
hemoglobin c crystals
medicare paying for hemoglobin a1c test
elevated temperature and hemoglobin
causes of low hemoglobin
hemoglobin hv hct
hemoglobin abbreviation
stability of glycosolated hemoglobin
sickle cell hemoglobin d disease
hemoglobin electrophoresis cellulose acetate
beta shots for high hemoglobin count
hemoglobin pulse and temperature test
hematocrit hemoglobin
lowering hemoglobin a1c
normal range for hemoglobin
oxy hemoglobin dissociation curve
hemoglobin alc
what is hemoglobin a1c
drop in hemoglobin
normal hemoglobin values
hemoglobin aic lvl
hemoglobin e levels
reasons for low hemoglobin
porphyria hemoglobin vampires
hemoglobin wikipedia the free encyclopedia
hemoglobin diagram
green blood hemoglobin
hemoglobin chart
hemoglobin definition
anemia hemoglobin
hemoglobin potassium
homozygous hemoglobin s disease
explain hemoglobin a1c
high postoperative hemoglobin
normal diurnal hemoglobin concentration
reasons for hemoglobin to rise
hemoglobin count
low hemoglobin effects
elevated hemoglobin and hematocrit
hemoglobin ac1
what is a a1c hemoglobin mean
normal hemoglobin level
joint replacement hemoglobin
nitric oxide therapy met hemoglobin
low hemoglobin elevated temperature
symptoms of high hemoglobin
hemoglobin aic 7.5
principles of the glycosylated hemoglobin test
drop in hemoglobin
raising hemoglobin
hemoglobin s disease
parasite fos to support his hemoglobin
airline pilots hemoglobin
tertiary structure of hemoglobin
normal hemoglobin and hematocrit on child
boost hemoglobin
hemoglobin s sickle cell
anemia hemoglobin 9.1
normal range hemoglobin
high potassium low hemoglobin
how to increase hemoglobin levels
normal hemoglobin values
staph infection low hemoglobin
hemoglobin in diabetic patientt
genetic iron assimilation low hemoglobin
hemoglobin concentration cyanmethemoglobin standard curve
hemoglobin breakdown pathway
hemoglobin rdw
hemoglobin a1c chart to read numbers
hemoglobin s-c disease
hemoglobin normal values
goal hemoglobin a1c for a diabetic
hemoglobin low count
hemoglobin aic test
hemoglobin wavelength
normal hemoglobin level
hemoglobin lowest binding affinity
hemoglobin clot
shewanella putrefaciens effect on hemoglobin
hemoglobin molecule school project
a1c hemoglobin conversion to blood glucose
hemoglobin m
what is a hemoglobin screening
critical hemoglobin and hematocrit
carboxyl hemoglobin dissociation curve
normal hemoglobin hematocrit levels
magnetise hemoglobin
hematocrit and hemoglobin ranges
causes for low hemoglobin count
anemia hemoglobin
mean cell hemoglobin concentration
hemoglobin a1c meter australia
hemoglobin s
hemoglobin a trait
hemoglobin and oxygen
raleigh hemoglobin
phlebotomy dangers low hemoglobin
hemoglobin degradation
hemoglobin lab
ferritin levels compared to hemoglobin
hemoglobin e levels
where do you find hemoglobin
hemoglobin level anemia death
hemoglobin in a sentence
hemoglobin normal
where do you find hemoglobin
hemoglobin level 4 death
hemoglobin a1c and heart
elevated hemoglobin
reversal of carboxyhemoglobin to hemoglobin
raleigh hemoglobin
alcohol and hemoglobin
hemoglobin low blood pressure blood transfusion
average hemoglobin a1c
hemoglobin and blood loss
cause low hemoglobin
hemoglobin derived average glucose
hemoglobin a1c results
hemoglobin levels drop in renal disease
aranesp and low hemoglobin
reasons for hemoglobin to rise
sickle hemoglobin c disease
normal hemoglobin levels during third trimester
low hemoglobin count inchildren
organophosphate poisioning and hemoglobin
low hematocrit hemoglobin
glugaphage hemoglobin h1c
hemoglobin a1c meter australia
tallquist hemoglobin count method percentage results
hemoglobin cc
symbol for hemoglobin
how does hemoglobin carry
of hemoglobin 7.5
term for low hemoglobin
hemoglobin 6.0
hemoglobin ac test
function of hemoglobin
significance of hemoglobin a
co hemoglobin graphic
hemoglobin s thallesemia
hemoglobin 67 g l
low hemoglobin total hip replacement
normal hemoglobin in a woman
what is low hemoglobin
dangers low hemoglobin
oxygen hemoglobin dissociation curve mnemonic
6g hemoglobin
hemoglobin molecule illustration
hemoglobin test
hemoglobin count and hemochromatosis
low hemoglobin subcutaneous medication
can antibiotics change hemoglobin levels
low hemoglobin subcutaneous medication
hemoglobin a1c goal diabetic
what foods would increase the hemoglobin
causes of high hemoglobin
hemoglobin spectophotometric assay
hemoglobin c
cause for hemoglobin to be 10.9
oxygen hemoglobin dissociation curve
low hemoglobin post surgery delusional symptom
oxygen saturation of arterial hemoglobin
normal value hemoglobin
water hemoglobin
high hemoglobin oxygen
toddler a1c hemoglobin target
hemoglobin 400nm
hemoglobin function
autoimmune low hemoglobin
hemoglobin deficiency
hemoglobin optical properties
hemoglobin ac1
elevated hemoglobin and lymphocytes
glycosylated hemoglobin test
hemoglobin hc1
what is hemoglobin
hemoglobin s cryostasis
chronically low hemoglobin
hemoglobin a1c and blood pressure
hemoglobin levels
low hemoglobin with green stool
symptoms iron deficiency hemoglobin
medsafe hemoglobin
hemoglobin a1c goal diabetic
hemoglobin normal values
hemoglobin levels in women
hemoglobin normal levels
safe hemoglobin counts
hemoglobin desaturation
hemoglobin c
hemoglobin mg dl
2.5 level in hemoglobin carbon monoxide
effects of hemoglobin 67 g l
hemoglobin level low
mean corpuscular hemoglobin mch
cause for hemoglobin to be 10.9
hemoglobin levels leukemia
low hemoglobin and hemato
acute hemoglobin deficiency
what portion of hemoglobin requires iron
history of hemoglobin
hemoglobin a1c chart to read numbers
hemoglobin drop
hemoglobin tests
co bound to hemoglobin graphic
elevated hemoglobin levels
hemoglobin aic lvl
hemoglobin values
hemoglobin level 19.0
hemoglobin drop
kyphoscoliosis hemoglobin levels
symptoms of elevated hemoglobin
hemoglobin a1c meter
hemoglobin low blood pressure blood transfusion
high hemoglobin levels
normal hemoglobin count
high hemoglobin level
glycol hemoglobin levels
dangerous hemoglobin levels
phlebotomy dangers low hemoglobin
managing hemoglobin levels orthopedic surgery
hemoglobin abreviation
hemoglobin h1c 7.3
hemoglobin cocomo
normal range for hemoglobin a1c
hemoglobin magnetism
lower hemoglobin
depo-testosterone gel hemoglobin
hemoglobin pediatric reference range
oxy hemoglobin dissociation curve
low hemoglobin in child
composition of lizards hemoglobin
hemoglobin electrophoresis pictures and normal
at home hemoglobin test kit
hemoglobin abnormal value
anemia hemoglobin blood count limits
teatment low hemoglobin
hemoglobin levels
raleigh hemoglobin
hemoglobin and hermaticrit
why does hemoglobin count drop
low hemoglobin and aids
hemoglobin normal
hemoglobin blood disorder
molecular formula hemoglobin
main function of hemoglobin
hemoglobin a1c results
pediatric hemoglobin levels
low hemoglobin meaning
phlebotomy dangers low hemoglobin
marathon training and hemoglobin
causes of hemoglobin cells in urine
hemoglobin skin for ipod 30gb
low hemoglobin and headache
hemoglobin s
epo hemoglobin
glycated hemoglobin
side effects of dangerously low hemoglobin
blood hemoglobin normal
congo red stain hemoglobin
hemoglobin at 4
tallquist hemoglobin count method percentage results
mean corpuscular hemoglobin concentration
3d hemoglobin molecule illustration
low hemoglobin with weight loss treatment
hemoglobin as trait
hemoglobin cc
mammary gland bioreactor hemoglobin a
hemoglobin hc1
hemoglobin in urine
structure of myoglobin and hemoglobin
hemoglobin counts
hemoglobin lab results
blood transfusion hemoglobin levels
polymer hemoglobin
glycosolated hemoglobin
sickle cell hemoglobin fs ss
hemoglobin component
how to perform a hemoglobin test
low hemoglobin count in children
hemoglobin electrophoresis machine
over-the-counter test for hemoglobin a1c
dr bob noble root effect hemoglobin
what is a mean corp hemoglobin
hemoglobin hc1
hemoglobin h1c 7.3
causes of elevated hemoglobin and hematocrit
high mean corpuscular hemoglobin
hemoglobin mg dl
low hemoglobin 4
hemoglobin oxygen carrying capacity
glycosolated hemoglobin test
hemoglobin a1c and heart
hemoglobin s trait in blood donors
low hemoglobin means
hemoglobin and hematocrit hemacromatosis
hemoglobin transfusions
low hemoglobin 10 month old
safe hemoglobin counts
eating ice and hemoglobin
eating ice and hemoglobin
calculate hemoglobin a1c
hemoglobin a1c and blood glucose comparison
principles of the glycosylated hemoglobin test
hemoglobin hematocrit platelet count
hemoglobin level low after chemotheraphy
sodium dithionite hemoglobin
aranesp and low hemoglobin
hemoglobin aic
elevated temperature and hemoglobin
hemoglobin levels in men
hemoglobin a1c test result
degradation of hemoglobin
foods to raise hemoglobin
hemoglobin ac1
effects of hemoglobin 67 g l
hemoglobin abnormal value
cpt code office hemoglobin test
hemoglobin sc disease
carboxyhemoglobin and perminently bound hemoglobin
hemoglobin abnormalities
hemoglobin c disease
hemoglobin a1c goal diabetic
hemoglobin 400nm
hemoglobin pulse and temperature test
hemoglobin a1c monitor
ctc grade 3 hemoglobin
hemoglobin structure
food hemoglobin
how can i increase my hemoglobin
7 hemoglobin rate
hemoglobin a1c in pre diabetics
hemoglobin plastic surgery
hemoglobin m
high mean corpuscular hemoglobin
hemoglobin abreviation
normal hemoglobin counts
hemoglobin count
glugaphage hemoglobin h1c
hemoglobin hiroshima
a1c hemoglobin test equipment
hemoglobin s trait in blood donors
hemoglobin compared to chlorophyll
hemoglobin of 6
low hemoglobin blood coun
hemoglobin d
hemoglobin constant spring
causes of elevated hemoglobin
high hemoglobin hematocrit and rbc
what is a mean corp hemoglobin
hemoglobin a1c in pre diabetics
carboxyhemoglobin conversion to hemoglobin
hemoglobin contraindication exercise
oxygen hemoglobin dissociation curve mnemonic
low hemoglobin with weight loss treatment
tallquist hemoglobin scale catagory
carbon monoxide and hemoglobin
chlorophyll hemoglobin differences
hemoglobin a1c calculator
hemoglobin affinity
hemoglobin dimensions
symptoms of low hemoglobin
can antibiotics change hemoglobin levels
hemoglobin desaturation
hemoglobin synthesis
hemoglobin number
high hemoglobin natural treatment
glycol hemoglobin results
oxygen-hemoglobin dissociation curve and fetal hemoglobin
hemoglobin fluid pockets
stat site hemoglobin instructions manual
hemoglobin in a sentence
what causes a drop in hemoglobin
hemoglobin a c
hemoglobin blood count
stat site hemoglobin instructions manual
how is zinc involved with hemoglobin
rising hemoglobin
cause low hemoglobin
parasite fos to support his hemoglobin
hemoglobin electrophoresis
what is a normal hemoglobin a1c
hemoglobin heireditary
normal range for hemoglobin
hemoglobin testing
deficiency of hemoglobin
how to raise hemoglobin count
low ferritin high hemoglobin
hemoglobin too high
hemoglobin picture
hemoglobin aic
glycol hemoglobin results
thesis on mammalian hemoglobin
is a high hemoglobin count good
hemoglobin and diabetes
hemoglobin low blood pressure blood transfusion
low hemoglobin with green stool
epo hemoglobin
hemoglobin molecule school project
co bound to hemoglobin graphic
abnormal hemoglobin level
hemoglobin and co2
hemoglobin dimensions
what is a mean corp hemoglobin
hemoglobin protein struct
causes of low rbc hemoglobin diverticulitis
how to increase hemoglobin levels
lower hemoglobin
where does hemoglobin come from
hemoglobin normal count
high hemoglobin silicon
diabetes semi annual hemoglobin
steps koinonia hemoglobin
ctc grade 3 hemoglobin
medsafe hemoglobin
distribution of hemoglobin genotypes among nigerians
non-invasive hemoglobin measurment
hemoglobin level of 10
hemoglobin h
alcohol and hemoglobin
mammary gland bioreactor and hemoglobin a
6.9 hemoglobin a1c
aic hemoglobin conversion
low hemoglobin means
what is a normal hemoglobin a1c
sodium dithionite hemoglobin
foods that improve hemoglobin
animals with hemoglobin and tentacles adapted
symptoms of high hemoglobin
hemoglobin counts
lowering elevated hemoglobin
safe hemoglobin counts
hemoglobin a1
magnetise hemoglobin
hemoglobin sc disease
hemoglobin a1c calculator
poisioning causing increased hemoglobin levels
3d hemoglobin molecule illustration
glycosolated hemoglobin
glycosolated hemoglobin
causes of high hemoglobin count
hyperthyroid low hemoglobin
causes of low hemoglobin
literature review on hemoglobin c
hemoglobin 1ac
oxygen transport hemoglobin
degradation of hemoglobin
normal hemoglobin and hematocrit on child
normal diurnal hemoglobin concentration
hemoglobin and blood loss
2.5 level in hemoglobin carbon monoxide
hemoglobin a1c monitor
what causes low hemoglobin levels
7 hemoglobin rate
low hemoglobin with weight loss
reasons for low hemoglobin
hemoglobin hic
reversal of carboxyhemoglobin to hemoglobin
over-the-counter test for hemoglobin a1c
hemoglobin 3
beta shots for high hemoglobin count
low hemoglobin 4
causes of low rbc hemoglobin diverticulitis
anemia hemoglobin blood count limits
hemoglobin shape
hemoglobin ee
sjogren blood test hemoglobin
steps kiononia hemoglobin
hemoglobin values for children
hemoglobin seattle
hemoglobin count and hemochromatosis
cause for low hemoglobin
hemoglobin blood test
lowering hemoglobin a1c
hemoglobin c trait
hemoglobin disorders
hemoglobin levels in elderly men
hemoglobin count and hemochromatosis
hemoglobin lab critical values
what is a hemoglobin screening
what is a hemoglobin screening
hemoglobin versus hematocrit
hemoglobin a1c and blood sugar
6.8 hemoglobin level
hemoglobin picture
hemoglobin and hematocrit hemacromatosis
drop in hemoglobin after hysterectomy
stat site hemoglobin instructions manual
ferritin levels compared to hemoglobin
chronically low hemoglobin
hemoglobin too high
genetic iron assimilation low hemoglobin
normal hematocrit hemoglobin
hemoglobin testing compared to hematocrit testing
rabbit hemoglobin structure
hemoglobin barts
hemoglobin in the urine picture
shewanella putrefaciens effect on hemoglobin
low hemoglobin transfusion subcu
hereditary persistence of fetal hemoglobin
water hemoglobin
normal hemoglobin value chart
normal hematocrit hemoglobin values
hemoglobin and hematocrit
low hgh cause low hemoglobin
hemoglobin electrophoresis cellulose acetate
a1c hemoglobin testing
hemoglobin a1c w mbg
hemoglobin levels in elderly men
diabetes hemoglobin mellitus
hemoglobin a1c chart
hemoglobin normal
causes of elevated hemoglobin
hemoglobin burn patients
diaspirin cross-linked hemoglobin
high co2 level hemoglobin
hemoglobin at 4
mean corpuscular hemoglobin
acute hemoglobin deficiency
elevated hemoglobin levels infants
hemoglobin structure and genetics
anemia hemoglobin number
clia waived hemoglobin analyzers
literature review on hemoglobin c
hemoglobin aic lvl
what causes a drop in hemoglobin
hemoglobin measurement
hemoglobin a1c results calculator
blood hemoglobin
blackout coughing fever creatinine bun hemoglobin
deficiency of hemoglobin
safe hemoglobin counts
hemoglobin molecule
how to lower your hemoglobin
is hemoglobin elevated for smokers
beta-thalassemia and hemoglobin d
mammary gland bioreactor hemoglobin a
goal hemoglobin a1c for a diabetic
causes of hemoglobin cells in urine
glugaphage hemoglobin h1c
hemoglobin and blood loss
pictures hemoglobin
hemoglobin wavelength
polarise hemoglobin
joint replacement hemoglobin
hemoglobin and diabetes
what mineral is found in hemoglobin
low hemoglobin count in children
hemoglobin levels low
sjogren blood test hemoglobin
low hemoglobin and hematocrit
build hemoglobin
hemoglobin level of 10
food hemoglobin
hemoglobin lab
sickle cell hemoglobin fs ss
teatment low hemoglobin
hemoglobin disorders
hemoglobin abreviation
low hemoglobin causes
low mean corpuscular hemoglobin concentration
fetal hemoglobin pulse oximetry
critical hemoglobin and hematocrit
hemoglobin a1c test result
hemoglobin deficiency
normal values for hemoglobin a1c
oxygenated hemoglobin deoxygenated hemoglobin
nitric oxide effects on hemoglobin
types of protein for hemoglobin
hemoglobin alc
hemoglobin
a1c hemoglobin
what is low hemoglobin
degradation of hemoglobin
too much hemoglobin in the blood
hemoglobin levels normal range children
epo hemoglobin fda ruling
deficiency of hemoglobin
congo red stain hemoglobin
normal values for hemoglobin a1c
co2 hemoglobin
hemoglobin counts
glycosylated hemoglobin
hemoglobin a1c and blood sugar
leukocyte reduced hemoglobin s
hemoglobin a
hemoglobin b trait
diasprin cross-linked hemoglobin
steps koinonia hemoglobin
hemoglobin levels
hemoglobin disease cats
hemoglobin a1c meter ratings
hemoglobin lepore
hemoglobin a trait
met hemoglobin
polymer hemoglobin
hemoglobin level low after chemotheraphy
aic hemoglobin conversion
hematocrit and hemoglobin elevated levels
gender differences tolerant of hemoglobin fluctuation
hemoglobin too high
hemoglobin as trait
reanimation of hemoglobin through magnetism
hemoglobin protein struct