Hb F-Clarke	Ggamma65(E9)Lys->Asn

ELECTROPHORESIS		Hb FX moves slightly faster than Hb A at alkaline pH
IEF		Same as above
CHROMATOGRAPHY		Hb FX elutes slightly ahead of Hb F in cation exchange HPLC
CHAIN SEPARATION		GgammaX = 36.4% of total gamma; Ggamma = 33.4%; Agamma = 30.2%
STRUCTURE STUDIES		Tryptic digestion of gammaX chain; separation of peptides by reversed phase HPLC; amino acid analysis; sequencing
DNA ANALYSES		Not reported; presumed mutation AAG->AAT or AAC at codon 65
NOTES		Found in a newborn of Hispanic descent

REFERENCES
1.		Kutlar, A., Kutlar, F., Wilson, J.B., Webber, B.B., Gonzalez Redondo, J.M., and Huisman, T.H.J.: Hemoglobin, 11:185, 1987.

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This material is from the book A Syllabus of Human Hemoglobin Variants (1996) by Titus H.J. Huisman, Marianne F.H. Carver, and Georgi D. Efremov, published by The Sickle Cell Anemia Foundation in Augusta, GA, USA. Copyright © 1996 by Titus H.J. Huisman. All rights reserved. Neither this work nor any part may be reproduced or transmitted in any form or by any means, electronic or mechanical, microfilming and recording, or by any information storage and retrieval systems, without written permission.