HEADER IRON BINDING PROTEIN 30-MAY-98 1BGR OBSLTE 02-DEC-98 1BGR 1B1X TITLE STRUCTURE OF DIFERRIC MARE LACTOFERRIN AT 2.62 A RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOFERRIN; COMPND 3 CHAIN: NULL SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: EQUUS CABALLUS; SOURCE 3 ORGANISM_COMMON: HORSE (MARE); SOURCE 4 SECRETION: MILK KEYWDS IRON BINDING PROTEIN, LACTOFERRIN, STRUCTURE, ANTIBACTERIAL EXPDTA X-RAY DIFFRACTION AUTHOR A.K.SHARMA,A.SRINIVASAN,T.P.SINGH REVDAT 2 18-NOV-98 1BGR 1 COMPND REMARK TITLE JRNL REVDAT 1 28-OCT-98 1BGR 0 JRNL AUTH A.K.SHARMA,A.SRINIVASAN,T.P.SINGH JRNL TITL THREE-DIMENSIONAL STRUCTURE OF DIFERRIC MARE JRNL TITL 2 LACTOFERRIN AT 2.62 ANGSTROMS RESOLUTION JRNL REF TO BE PUBLISHED JRNL REFN REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH A.K.SHARMA,S.KATHIKEYAN,P.KAUR,T.P.SINGH,M.P.YADAV REMARK 1 TITL PURIFICATION, CRYSTALLIZATION AND PRELIMINARY REMARK 1 TITL 2 CRYSTALLOGRAPHIC ANALYSIS OF MARE LACTOFERRIN REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 52 1196 1996 REMARK 1 REFN ASTM ABCRE6 DK ISSN 0907-4449 REMARK 2 REMARK 2 RESOLUTION. 2.62 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.62 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.8 REMARK 3 NUMBER OF REFLECTIONS : 23181 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : A POSTERIORI REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.196 REMARK 3 FREE R VALUE : 0.260 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 9.700 REMARK 3 FREE R VALUE TEST SET COUNT : 2252 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.005 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.62 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.78 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 72.70 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2835 REMARK 3 BIN R VALUE (WORKING SET) : 0.2960 REMARK 3 BIN FREE R VALUE : 0.3430 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 321 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5420 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 111 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 42.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 36.90 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.27 REMARK 3 ESD FROM SIGMAA (A) : 0.31 REMARK 3 LOW RESOLUTION CUTOFF (A) : 10.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.38 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.37 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.90 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.54 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BGR COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998 REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAR-1997 REMARK 200 TEMPERATURE (KELVIN) : 288.0 REMARK 200 PH : 8.50 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE FILTER REMARK 200 OPTICS : PINHOLE REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 25558 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.620 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.3 REMARK 200 DATA REDUNDANCY : 3.870 REMARK 200 R MERGE (I) : 0.06300 REMARK 200 R SYM (I) : 0.06300 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 28.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.62 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.78 REMARK 200 COMPLETENESS FOR SHELL (%) : 72.7 REMARK 200 DATA REDUNDANCY IN SHELL : 3.40 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : 0.25000 REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.290 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: HUMAN LACTOFERRIN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 54.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.72 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.5 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 1/2-X,-Y,1/2+Z REMARK 290 3555 -X,1/2+Y,1/2-Z REMARK 290 4555 1/2+X,1/2-Y,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 42.58750 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 51.52600 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 49.74800 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 51.52600 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 42.58750 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 49.74800 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT REMARK 300 WHICH CONSISTS OF 1 CHAIN(S). SEE REMARK 350 FOR REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S). REMARK 350 REMARK 350 GENERATING THE BIOMOLECULE REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),F6.3) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 MET 63 CG MET 63 SD -0.093 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES: ENGH AND HUBER, 1991 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 THR 35 N - CA - C ANGL. DEV. =-11.0 DEGREES REMARK 500 PHE 105 N - CA - C ANGL. DEV. = 14.8 DEGREES REMARK 500 GLN 106 N - CA - C ANGL. DEV. =-14.9 DEGREES REMARK 500 LYS 175 N - CA - C ANGL. DEV. =-11.3 DEGREES REMARK 500 LEU 393 CA - CB - CG ANGL. DEV. = 13.4 DEGREES REMARK 500 SER 394 N - CA - C ANGL. DEV. =-11.6 DEGREES REMARK 500 SER 557 N - CA - C ANGL. DEV. =-11.5 DEGREES REMARK 500 ALA 559 N - CA - C ANGL. DEV. =-11.2 DEGREES REMARK 500 LEU 618 CA - CB - CG ANGL. DEV. = 17.1 DEGREES REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU 300 -42.66 65.18 REMARK 500 LEU 641 -44.38 66.16 REMARK 600 REMARK 600 HETEROGEN REMARK 600 CO3: A CARBONATE ION IS FOUND BOUND TO EACH FERRIC ION IN REMARK 600 THE MARE LACTOFERRIN STRUCTURE. REMARK 860 REMARK 860 CORRECTION AFTER RELEASE REMARK 860 DATE: 18-NOV-98 REMARK 860 MODID: 1BGRA REMARK 860 MODIFIED BY: PDB REMARK 860 DESCRIPTION: CONVERTED FROM LAYER 1 OR NDB TO LAYER 2 REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE DETERMINED THROGUH CDNA METHOD AND ELECTRON REMARK 999 DENSITY INTERPRETATION. A.SRINIVASAN (PERSONAL REMARK 999 COMMUNICATION). DBREF 1BGR 1 690 PDB 1BGR 1BGR 1 690 SEQRES 1 690 ALA PRO ARG LYS SER VAL ARG TRP CYS THR ILE SER PRO SEQRES 2 690 ALA GLU ALA ALA LYS CYS ALA ARG TRP GLN ARG ASN MET SEQRES 3 690 LYS LYS LEU GLY ALA PRO SER ILE THR CYS VAL ARG ARG SEQRES 4 690 ALA LEU VAL LEU GLU CYS ILE ARG ALA ILE ALA GLU LYS SEQRES 5 690 LYS ALA ASP ALA VAL THR LEU ASP GLY GLY MET VAL TYR SEQRES 6 690 GLU ALA GLY LEU ASP PRO TYR LYS LEU ARG PRO VAL ALA SEQRES 7 690 ALA GLU ILE TYR GLY ALA THR LYS GLU SER PRO GLN THR SEQRES 8 690 HIS TYR TYR ALA VAL ALA VAL VAL LYS LYS GLY SER ASN SEQRES 9 690 PHE GLN LEU ASP GLN LEU GLN GLY ARG LYS SER CYS HIS SEQRES 10 690 THR GLY LEU GLY ARG SER ALA GLY TRP ASN ILE PRO MET SEQRES 11 690 GLY ILE LEU ARG PRO TYR LEU SER TRP THR GLU SER LEU SEQRES 12 690 GLU PRO LEU GLN GLY ALA VAL ALA LYS PHE PHE SER ALA SEQRES 13 690 SER CYS VAL PRO CYS VAL ASP ARG GLN ALA TYR PRO ASN SEQRES 14 690 LEU CYS GLN LEU CYS LYS GLY GLU GLY GLU ASN GLN CYS SEQRES 15 690 ALA CYS SER SER ARG GLU PRO TYR PHE GLY TYR SER GLY SEQRES 16 690 ALA PHE LYS CYS LEU GLN ASP GLY ALA GLY ASP VAL ALA SEQRES 17 690 PHE VAL LYS GLU THR THR VAL PHE GLU ASN LEU PRO GLU SEQRES 18 690 LYS ALA ASP ARG ASP GLN TYR GLU LEU LEU CYS PRO ASN SEQRES 19 690 ASN THR ARG LYS PRO VAL ASP ALA PHE LYS GLU CYS HIS SEQRES 20 690 LEU ALA GLN VAL PRO SER HIS ALA VAL VAL ALA ARG SER SEQRES 21 690 VAL ASP GLY LYS GLU ASP LEU ILE TRP LYS LEU LEU GLN SEQRES 22 690 LYS ALA GLN GLU LYS PHE GLY LYS ASN LYS SER GLY SER SEQRES 23 690 PHE GLN LEU PHE GLY SER PRO PRO GLY GLN GLN ASP LEU SEQRES 24 690 LEU PHE LYS ASP SER ALA LEU GLY PHE LEU ARG ILE PRO SEQRES 25 690 SER LYS ILE ASP SER ALA LEU TYR LEU GLY SER ASN TYR SEQRES 26 690 LEU THR THR LEU LYS ASN LEU ARG GLU THR ALA GLU GLU SEQRES 27 690 VAL GLN ALA ARG ARG GLU ARG VAL LEU TRP CYS ALA VAL SEQRES 28 690 GLY PRO GLU GLU GLN ASN LYS CYS GLN GLN TRP SER GLN SEQRES 29 690 SER SER GLY GLN ILE VAL THR CYS ALA THR ALA SER THR SEQRES 30 690 THR ASP ASP CYS ILE ALA LEU VAL LEU LYS GLY GLU ALA SEQRES 31 690 ASP ALA LEU SER LEU ASP GLY GLY TYR ILE TYR THR ALA SEQRES 32 690 GLY LYS CYS GLY LEU VAL PRO VAL LEU ALA GLU ASN ARG SEQRES 33 690 LYS SER SER LYS HIS SER SER LEU ASP CYS VAL LEU ARG SEQRES 34 690 PRO THR GLU GLY TYR LEU ALA VAL ALA VAL VAL LYS LYS SEQRES 35 690 ALA ASN ALA GLY LEU THR TRP ASN SER LEU LYS ALA LYS SEQRES 36 690 LYS SER CYS HIS THR ALA VAL ASP ARG THR ALA GLY TRP SEQRES 37 690 ASN ILE PRO MET GLY LEU ILE PHE ASN GLN THR GLY SER SEQRES 38 690 CYS ALA PHE ASP GLU PHE PHE SER GLN SER CYS VAL PRO SEQRES 39 690 GLY ALA ASP PRO LYS SER ARG LEU CYS ALA LEU CYS ALA SEQRES 40 690 GLY ASP ASP GLN GLY LEU ASP LYS CYS LEU PRO ASN SER SEQRES 41 690 LYS GLU LYS TYR TYR GLY TYR THR GLY ALA PHE ARG CYS SEQRES 42 690 LEU ALA GLU ASP VAL GLY ASP VAL ALA PHE VAL LYS ASN SEQRES 43 690 ASP THR VAL TRP GLU ASN THR ASN GLY GLU SER THR ALA SEQRES 44 690 ASP TRP ALA LYS ASN LEU ASN ALA SER ASP PHE ARG LEU SEQRES 45 690 LEU CYS LEU ASP GLY THR ARG LYS PRO VAL THR GLU GLY SEQRES 46 690 GLN SER CYS HIS LEU ALA MET ALA PRO ASN HIS ALA VAL SEQRES 47 690 VAL SER ARG SER GLU ARG ALA ALA HIS VAL GLN GLN VAL SEQRES 48 690 LEU LEU HIS GLN GLN ALA LEU PHE GLY GLU ASN GLY LYS SEQRES 49 690 ASN CYS PRO ASP LYS PHE CYS LEU PHE LYS SER GLU THR SEQRES 50 690 LYS ASN LEU LEU PHE ASN ASP ASN THR GLU CYS LEU ALA SEQRES 51 690 GLU LEU GLN GLY LYS THR THR TYR GLU GLN TYR LEU GLY SEQRES 52 690 SER GLU TYR VAL THR SER ILE THR ASN LEU ARG ARG CYS SEQRES 53 690 SER SER SER PRO LEU LEU GLU ALA CYS ALA PHE LEU ARG SEQRES 54 690 ALA HET FE 691 1 HET FE 692 1 HET CO3 693 4 HET CO3 694 4 HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION FORMUL 2 FE 2(FE 3+) FORMUL 4 CO3 2(C O3 2-) FORMUL 6 HOH *111(H2 O1) HELIX 1 1 PRO 13 LEU 29 1 17 HELIX 2 2 VAL 42 ALA 50 1 9 HELIX 3 3 GLY 61 GLY 68 1 8 HELIX 4 4 LEU 107 GLN 109 5 3 HELIX 5 5 ASN 127 LEU 137 1 11 HELIX 6 6 LEU 146 PHE 153 1 8 HELIX 7 7 PRO 168 LEU 170 5 3 HELIX 8 8 GLY 178 ASN 180 5 3 HELIX 9 9 GLY 192 GLN 201 1 10 HELIX 10 10 THR 214 ASN 218 1 5 HELIX 11 11 LYS 222 GLN 227 1 6 HELIX 12 12 VAL 240 ALA 242 5 3 HELIX 13 13 GLU 265 LYS 278 1 14 HELIX 14 14 SER 317 LEU 321 1 5 HELIX 15 15 SER 323 ARG 333 1 11 HELIX 16 16 ALA 336 GLU 344 1 9 HELIX 17 17 PRO 353 SER 366 1 14 HELIX 18 18 THR 378 LYS 387 1 10 HELIX 19 19 GLY 397 LYS 405 1 9 HELIX 20 20 LEU 424 LEU 428 5 5 HELIX 21 21 TRP 449 SER 451 5 3 HELIX 22 22 ASN 469 THR 479 1 11 HELIX 23 23 ARG 501 CYS 503 5 3 HELIX 24 24 GLY 526 ALA 535 1 10 HELIX 25 25 ASN 546 TRP 550 1 5 HELIX 26 26 ASP 560 LYS 563 1 4 HELIX 27 27 GLU 584 SER 587 5 4 HELIX 28 28 ALA 605 PHE 619 1 15 HELIX 29 29 CYS 626 LYS 629 1 4 HELIX 30 30 TYR 658 LEU 662 1 5 HELIX 31 31 SER 664 CYS 676 1 13 HELIX 32 32 PRO 680 LEU 688 1 9 SHEET 1 A 2 VAL 6 THR 10 0 SHEET 2 A 2 ILE 34 ARG 38 1 N THR 35 O VAL 6 SHEET 1 B 4 VAL 57 LEU 59 0 SHEET 2 B 4 ALA 255 ARG 259 -1 N VAL 257 O VAL 57 SHEET 3 B 4 LEU 74 ILE 81 -1 N ALA 78 O VAL 256 SHEET 4 B 4 GLY 307 ARG 310 -1 N LEU 309 O ALA 79 SHEET 1 C 5 ALA 249 PRO 252 0 SHEET 2 C 5 HIS 92 VAL 99 -1 N ALA 95 O ALA 249 SHEET 3 C 5 VAL 207 LYS 211 -1 N VAL 210 O VAL 96 SHEET 4 C 5 LYS 114 HIS 117 1 N CYS 116 O VAL 207 SHEET 5 C 5 ALA 156 VAL 159 1 N ALA 156 O SER 115 SHEET 1 D 3 VAL 98 LYS 100 0 SHEET 2 D 3 TYR 228 CYS 232 -1 N GLU 229 O VAL 99 SHEET 3 D 3 THR 236 PRO 239 -1 N LYS 238 O LEU 230 SHEET 1 E 2 VAL 346 VAL 351 0 SHEET 2 E 2 VAL 370 ALA 375 1 N THR 371 O VAL 346 SHEET 1 F 2 LEU 393 LEU 395 0 SHEET 2 F 2 ALA 597 VAL 599 -1 N VAL 599 O LEU 393 SHEET 1 G 5 ALA 591 ALA 593 0 SHEET 2 G 5 TYR 434 VAL 439 -1 N ALA 436 O ALA 591 SHEET 3 G 5 VAL 541 LYS 545 -1 N VAL 544 O VAL 437 SHEET 4 G 5 SER 457 HIS 459 1 N CYS 458 O VAL 541 SHEET 5 G 5 SER 491 VAL 493 1 N CYS 492 O SER 457 SHEET 1 H 3 VAL 439 LYS 441 0 SHEET 2 H 3 PHE 570 LEU 573 -1 N ARG 571 O VAL 440 SHEET 3 H 3 ARG 579 PRO 581 -1 N LYS 580 O LEU 572 SHEET 1 I 2 ALA 413 ARG 416 0 SHEET 2 I 2 THR 646 ALA 650 -1 N ALA 650 O ALA 413 SSBOND 1 CYS 9 CYS 45 SSBOND 2 CYS 19 CYS 36 SSBOND 3 CYS 116 CYS 199 SSBOND 4 CYS 158 CYS 174 SSBOND 5 CYS 161 CYS 184 SSBOND 6 CYS 171 CYS 182 SSBOND 7 CYS 232 CYS 246 SSBOND 8 CYS 349 CYS 381 SSBOND 9 CYS 359 CYS 372 SSBOND 10 CYS 406 CYS 685 SSBOND 11 CYS 426 CYS 648 SSBOND 12 CYS 458 CYS 533 SSBOND 13 CYS 482 CYS 676 SSBOND 14 CYS 492 CYS 506 SSBOND 15 CYS 503 CYS 516 SSBOND 16 CYS 574 CYS 588 SSBOND 17 CYS 626 CYS 631 LINK FE FE 691 OD1 ASP 60 LINK FE FE 691 OH TYR 93 LINK FE FE 691 OH TYR 193 LINK FE FE 691 NE2 HIS 254 LINK FE FE 691 C CO3 693 LINK FE FE 691 O1 CO3 693 LINK FE FE 691 O2 CO3 693 LINK FE FE 692 OD1 ASP 396 LINK FE FE 692 OH TYR 434 LINK FE FE 692 OH TYR 527 LINK FE FE 692 NE2 HIS 596 LINK FE FE 692 O1 CO3 694 LINK FE FE 692 O2 CO3 694 CRYST1 85.175 99.496 103.052 90.00 90.00 90.00 P 21 21 21 4 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.011741 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010051 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009704 0.00000