1YHU

Crystal structure of Riftia pachyptila C1 hemoglobin reveals novel assembly of 24 subunits.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E, I, M, Q...	hemoglobin A1 chain	polymer	145	15795.0	6	UniProt (Q8IFK4) Pfam (PF00042) In PDB	Riftia pachyptila (tube worm)
2	B, F, J, N, R...	Giant hemoglobins B chain	polymer	144	16158.2	6	UniProt (P80592) Pfam (PF00042) In PDB	Riftia pachyptila (tube worm)
3	C, G, K, O, S...	hemoglobin B1a chain	polymer	148	15285.3	6	UniProt (Q8IFK2) Pfam (PF00042) In PDB	Riftia pachyptila (tube worm)
4	D, H, L, P, T...	hemoglobin B2 chain	polymer	149	16162.3	6	UniProt (Q8IFJ9) Pfam (PF00042) In PDB	Riftia pachyptila (tube worm)
5	L, V, B, M, W...	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	24	Chemie (HEM)
6	L, V, B, M, W...	OXYGEN MOLECULE	non-polymer		32.0	24	Chemie (OXY)
7	B, N, F, R, J...	ZINC ION	non-polymer		65.4	12	Chemie (ZN)

Sequence modifications

A, E, I, M, Q, U: 16 - 130 (UniProt: Q8IFK4)

PDB	External Database	Details
Ala 3	-	SEE REMARK 999
Cys 4	-	SEE REMARK 999
Ala 5	-	SEE REMARK 999
Met 6	-	SEE REMARK 999
Leu 7	-	SEE REMARK 999
Glu 8	-	SEE REMARK 999
Arg 9	-	SEE REMARK 999
Ala 10	-	SEE REMARK 999
Lys 11	-	SEE REMARK 999
Val 12	-	SEE REMARK 999
Lys 13	-	SEE REMARK 999
Asp 14	-	SEE REMARK 999
Glu 15	-	SEE REMARK 999
Gln 131	-	SEE REMARK 999
Gly 132	-	SEE REMARK 999
Cys 133	-	SEE REMARK 999
Tyr 134	-	SEE REMARK 999
Asn 135	-	SEE REMARK 999
Ile 136	-	SEE REMARK 999
Ile 137	-	SEE REMARK 999
Ala 138	-	SEE REMARK 999
Lys 139	-	SEE REMARK 999
Gly 140	-	SEE REMARK 999
Ile 141	-	SEE REMARK 999
Thr 142	-	SEE REMARK 999
Gly 143	-	SEE REMARK 999
Ser 144	-	SEE REMARK 999
Asp 145	-	SEE REMARK 999
Ala 146	-	SEE REMARK 999
Ala 147	-	SEE REMARK 999

C, G, K, O, S, W: 16 - 133 (UniProt: Q8IFK2)

PDB	External Database	Details
Ala 1	-	SEE REMARK 999
Ala 2	-	SEE REMARK 999
Asn 3	-	SEE REMARK 999
Cys 4	-	SEE REMARK 999
Ala 5	-	SEE REMARK 999
Asp 6	-	SEE REMARK 999
Ala 7	-	SEE REMARK 999
Ala 8	-	SEE REMARK 999
Ala 9	-	SEE REMARK 999
Ala 10	-	SEE REMARK 999
Ile 11	-	SEE REMARK 999
Val 12	-	SEE REMARK 999
Gln 13	-	SEE REMARK 999
Ala 14	-	SEE REMARK 999
Gln 15	-	SEE REMARK 999
Glu 17	Gln 2	SEE REMARK 999
Trp 20	Ser 5	SEE REMARK 999
Ala 22	Pro 7	SEE REMARK 999
Ala 23	Asp 8	SEE REMARK 999
Ala 27	Arg 12	SEE REMARK 999
Arg 29	Lys 14	SEE REMARK 999
Val 30	Leu 15	SEE REMARK 999
Ala 32	Cys 17	SEE REMARK 999
Glu 34	His 19	SEE REMARK 999
Glu 35	Ala 20	SEE REMARK 999
Ala 39	Glu 24	SEE REMARK 999
Asp 58	Glu 43	SEE REMARK 999
Gln 65	Asn 50	SEE REMARK 999
Val 69	Met 54	SEE REMARK 999
Ala 81	Tyr 66	SEE REMARK 999
Gly 107	Lys 92	SEE REMARK 999
Gln 111	Gly 96	SEE REMARK 999
Leu 112	Ala 97	SEE REMARK 999
Glu 119	Lys 104	SEE REMARK 999
Leu 121	Met 106	SEE REMARK 999
Ala 134	-	SEE REMARK 999
Ser 135	-	SEE REMARK 999
Cys 136	-	SEE REMARK 999
Leu 137	-	SEE REMARK 999
Ala 138	-	SEE REMARK 999
Gly 139	-	SEE REMARK 999
Ile 140	-	SEE REMARK 999
Ala 141	-	SEE REMARK 999
Ala 142	-	SEE REMARK 999
Ala 143	-	SEE REMARK 999
Ile 144	-	SEE REMARK 999
Ser 145	-	SEE REMARK 999
Ser 146	-	SEE REMARK 999
Ala 147	-	SEE REMARK 999
Leu 148	-	SEE REMARK 999

D, H, L, P, T, X: 16 - 132 (UniProt: Q8IFJ9)

PDB	External Database	Details
Ala 1	-	SEE REMARK 999
Ala 2	-	SEE REMARK 999
Ser 3	-	SEE REMARK 999
Cys 4	-	SEE REMARK 999
Thr 5	-	SEE REMARK 999
Thr 6	-	SEE REMARK 999
Glu 7	-	SEE REMARK 999
Asp 8	-	SEE REMARK 999
Arg 9	-	SEE REMARK 999
Arg 10	-	SEE REMARK 999
Glu 11	-	SEE REMARK 999
Met 12	-	SEE REMARK 999
Gln 13	-	SEE REMARK 999
Leu 14	-	SEE REMARK 999
Met 15	-	SEE REMARK 999
Ser 133	-	SEE REMARK 999
Arg 134	-	SEE REMARK 999
Cys 135	-	SEE REMARK 999
Phe 136	-	SEE REMARK 999
Asn 137	-	SEE REMARK 999
Arg 138	-	SEE REMARK 999
Ile 139	-	SEE REMARK 999
Thr 140	-	SEE REMARK 999
Thr 141	-	SEE REMARK 999
Gly 142	-	SEE REMARK 999
Met 143	-	SEE REMARK 999
Thr 144	-	SEE REMARK 999
Glu 145	-	SEE REMARK 999
Pro 146	-	SEE REMARK 999
Leu 147	-	SEE REMARK 999
Pro 148	-	SEE REMARK 999
Ala 149	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	24
	Total formula weight	380405.4
Non-Polymers*	Number of molecules	60
	Total formula weight	16348.6
All*	Total formula weight	396754.0

*Water molecules are not included.