HEADER IRON-BINDING PROTEIN 21-JUN-98 1BIY TITLE STRUCTURE OF DIFERRIC BUFFALO LACTOFERRIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOFERRIN; COMPND 3 CHAIN: A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BUBALUS BUBALIS; SOURCE 3 ORGANISM_COMMON: WATER BUFFALO; SOURCE 4 ORGANISM_TAXID: 89462; SOURCE 5 SECRETION: MILK; SOURCE 6 CELLULAR_LOCATION: EXTRACELLULAR KEYWDS IRON BINDING PROTEIN, LACTOFERRIN, ANTIBACTERIAL, IRON-BINDING KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR S.KARTHIKEYAN,S.YADAV,T.P.SINGH REVDAT 3 03-APR-24 1BIY 1 REMARK LINK REVDAT 2 24-FEB-09 1BIY 1 VERSN REVDAT 1 13-JAN-99 1BIY 0 JRNL AUTH S.KARTHIKEYAN,S.YADAV,M.PARAMASIVAM,A.SRINIVASAN,T.P.SINGH JRNL TITL STRUCTURE OF BUFFALO LACTOFERRIN AT 3.3 A RESOLUTION AT 277 JRNL TITL 2 K. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 56 684 2000 JRNL REFN ISSN 0907-4449 JRNL PMID 10818344 JRNL DOI 10.1107/S0907444900005151 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.A.MOORE,B.F.ANDERSON,C.R.GROOM,M.HARIDAS,E.N.BAKER REMARK 1 TITL THREE-DIMENSIONAL STRUCTURE OF DIFERRIC BOVINE LACTOFERRIN REMARK 1 TITL 2 AT 2.8 A RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 274 222 1997 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 2 REMARK 1 AUTH A.RAMAN,K.L.BHATIA,T.P.SINGH,A.SRINIVASAN,C.BETZEL,R.C.MALIK REMARK 1 TITL PURIFICATION, CRYSTALLIZATION, AND X-RAY DIFFRACTION STUDIES REMARK 1 TITL 2 OF LACTOTRANSFERRIN FROM BUFFALO COLOSTRUM REMARK 1 REF ARCH.BIOCHEM.BIOPHYS. V. 294 319 1992 REMARK 1 REFN ISSN 0003-9861 REMARK 2 REMARK 2 RESOLUTION. 3.37 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) : 3.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 17.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 10000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.0 REMARK 3 NUMBER OF REFLECTIONS : 11556 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) : 0.218 REMARK 3 FREE R VALUE : 0.318 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.300 REMARK 3 FREE R VALUE TEST SET COUNT : 1196 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 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) : 3.37 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 3.58 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.60 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1671 REMARK 3 BIN R VALUE (WORKING SET) : 0.2850 REMARK 3 BIN FREE R VALUE : 0.3710 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 9.90 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 183 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.027 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5316 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 32.20 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) : 0.36 REMARK 3 ESD FROM SIGMAA (A) : 0.28 REMARK 3 LOW RESOLUTION CUTOFF (A) : 17.0 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.010 REMARK 3 BOND ANGLES (DEGREES) : 1.600 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.730 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 1BIY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171812. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : MAY-96 REMARK 200 TEMPERATURE (KELVIN) : 288 REMARK 200 PH : 8.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : PINHOLE REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MARSCALE, MARXDS REMARK 200 DATA SCALING SOFTWARE : MARSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 11711 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.370 REMARK 200 RESOLUTION RANGE LOW (A) : 17.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 3.680 REMARK 200 R MERGE (I) : 0.05070 REMARK 200 R SYM (I) : 0.05070 REMARK 200 FOR THE DATA SET : 34.4700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.58 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.6 REMARK 200 DATA REDUNDANCY IN SHELL : 3.60 REMARK 200 R MERGE FOR SHELL (I) : 0.13500 REMARK 200 R SYM FOR SHELL (I) : 0.13500 REMARK 200 FOR SHELL : 13.35 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 DIFERRIC LACTOFERRIN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.30 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.82 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 50.71800 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 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 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O SER A 362 OG SER A 365 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 PRO A 311 C - N - CA ANGL. DEV. = 10.2 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 ILE A 11 26.46 -141.02 REMARK 500 SER A 12 138.35 177.81 REMARK 500 PRO A 32 101.71 -58.32 REMARK 500 SER A 33 107.34 -54.74 REMARK 500 ARG A 39 -163.75 -162.58 REMARK 500 ASP A 70 -45.42 -26.16 REMARK 500 PRO A 76 99.64 -64.19 REMARK 500 SER A 102 111.91 -168.75 REMARK 500 GLN A 105 -161.00 -112.03 REMARK 500 ARG A 121 159.45 -48.57 REMARK 500 SER A 122 -87.73 -65.09 REMARK 500 TRP A 125 -47.29 -138.89 REMARK 500 ASN A 126 -84.95 -50.84 REMARK 500 ARG A 133 -65.20 -18.64 REMARK 500 TYR A 135 43.09 -78.16 REMARK 500 PRO A 144 -168.55 -68.01 REMARK 500 ALA A 155 134.19 176.71 REMARK 500 PRO A 159 152.84 -45.91 REMARK 500 CYS A 160 -15.35 83.86 REMARK 500 PRO A 185 -8.61 -49.38 REMARK 500 ASP A 201 12.59 -63.05 REMARK 500 LEU A 218 88.14 -156.11 REMARK 500 ALA A 222 -37.96 -25.88 REMARK 500 LYS A 263 79.28 -49.67 REMARK 500 ASN A 281 54.41 73.75 REMARK 500 ASP A 297 25.83 42.04 REMARK 500 LEU A 299 -95.39 69.28 REMARK 500 PRO A 311 24.03 -39.40 REMARK 500 SER A 312 25.54 36.89 REMARK 500 LEU A 320 -16.87 -43.32 REMARK 500 ASN A 330 -7.28 -52.20 REMARK 500 ASP A 390 -48.63 -131.15 REMARK 500 LEU A 392 160.49 179.81 REMARK 500 LYS A 419 -69.95 -91.14 REMARK 500 SER A 422 -99.37 -88.41 REMARK 500 LEU A 423 132.88 -34.20 REMARK 500 CYS A 425 -77.81 -19.18 REMARK 500 VAL A 426 -27.60 -36.58 REMARK 500 ALA A 442 25.21 -70.60 REMARK 500 LYS A 452 166.34 -49.41 REMARK 500 ALA A 460 148.84 174.92 REMARK 500 ASP A 462 3.96 84.79 REMARK 500 THR A 464 -89.73 -51.74 REMARK 500 TRP A 467 -55.44 -149.12 REMARK 500 ASN A 476 9.41 -68.41 REMARK 500 THR A 478 -13.45 -141.23 REMARK 500 GLN A 489 149.97 -170.87 REMARK 500 ALA A 495 173.94 -56.99 REMARK 500 PRO A 497 17.42 -54.83 REMARK 500 ASP A 513 63.93 32.54 REMARK 500 REMARK 500 THIS ENTRY HAS 69 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 TYR A 433 0.08 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE A 690 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 60 OD1 REMARK 620 2 TYR A 92 OH 84.2 REMARK 620 3 TYR A 192 OH 168.1 84.1 REMARK 620 4 HIS A 253 NE2 89.4 93.7 93.5 REMARK 620 5 CO3 A 692 O1 97.2 92.8 81.2 171.2 REMARK 620 6 CO3 A 692 O2 104.2 157.4 85.9 107.1 65.6 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 FE A 691 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 395 OD1 REMARK 620 2 TYR A 433 OH 77.9 REMARK 620 3 TYR A 526 OH 146.3 81.3 REMARK 620 4 HIS A 595 NE2 79.1 87.7 73.8 REMARK 620 5 CO3 A 693 C 104.6 127.9 109.1 144.4 REMARK 620 6 CO3 A 693 O1 99.8 162.8 107.6 108.8 35.8 REMARK 620 7 CO3 A 693 O2 106.0 92.1 100.9 174.7 36.3 72.0 REMARK 620 N 1 2 3 4 5 6 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: FE1 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: IRON BINDING SITE IN N-LOBE. REMARK 800 REMARK 800 SITE_IDENTIFIER: FE2 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: IRON BINDING SITE IN C-LOBE. REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 690 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 691 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 692 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 693 DBREF 1BIY A 1 689 UNP O77698 TRFL_BUBBU 20 708 SEQADV 1BIY LEU A 145 UNP O77698 PHE 164 SEE REMARK 999 SEQADV 1BIY SER A 303 UNP O77698 CYS 322 SEE REMARK 999 SEQRES 1 A 689 ALA PRO ARG LYS ASN VAL ARG TRP CYS THR ILE SER GLN SEQRES 2 A 689 PRO GLU TRP LEU LYS CYS HIS ARG TRP GLN TRP ARG MET SEQRES 3 A 689 LYS LYS LEU GLY ALA PRO SER ILE THR CYS VAL ARG ARG SEQRES 4 A 689 ALA PHE VAL LEU GLU CYS ILE ARG ALA ILE THR GLU LYS SEQRES 5 A 689 LYS ALA ASP ALA VAL THR LEU ASP GLY GLY MET VAL PHE SEQRES 6 A 689 GLU ALA GLY LEU ASP PRO TYR LYS LEU ARG PRO VAL ALA SEQRES 7 A 689 ALA GLU ILE TYR GLY THR LYS GLU SER PRO GLN THR HIS SEQRES 8 A 689 TYR TYR ALA VAL ALA VAL VAL LYS LYS GLY SER ASN PHE SEQRES 9 A 689 GLN LEU ASP GLN LEU GLN GLY ARG ASN SER CYS HIS THR SEQRES 10 A 689 GLY LEU GLY ARG SER ALA GLY TRP ASN ILE PRO MET GLY SEQRES 11 A 689 ILE LEU ARG PRO TYR LEU SER TRP THR GLU SER LEU GLU SEQRES 12 A 689 PRO LEU GLN GLY ALA VAL ALA LYS PHE PHE SER ALA SER SEQRES 13 A 689 CYS VAL PRO CYS VAL ASP ARG GLN ALA TYR PRO ASN LEU SEQRES 14 A 689 CYS GLN LEU CYS LYS GLY GLU GLY GLU ASN GLN CYS ALA SEQRES 15 A 689 CYS SER PRO ARG GLU PRO TYR PHE GLY TYR SER GLY ALA SEQRES 16 A 689 PHE LYS CYS LEU GLN ASP GLY ALA GLY ASP VAL ALA PHE SEQRES 17 A 689 VAL LYS GLU THR THR VAL PHE GLU ASN LEU PRO GLU LYS SEQRES 18 A 689 ALA ASP ARG ASP GLN TYR GLU LEU LEU CYS LEU ASN ASN SEQRES 19 A 689 THR ARG ALA PRO VAL ASP ALA PHE LYS GLU CYS HIS LEU SEQRES 20 A 689 ALA GLN VAL PRO SER HIS ALA VAL VAL ALA ARG SER VAL SEQRES 21 A 689 ASP GLY LYS GLU ASP LEU ILE TRP LYS LEU LEU SER LYS SEQRES 22 A 689 ALA GLN GLU LYS PHE GLY LYS ASN LYS SER GLY SER PHE SEQRES 23 A 689 GLN LEU PHE GLY SER PRO PRO GLY GLN ARG ASP LEU LEU SEQRES 24 A 689 PHE LYS ASP SER ALA LEU GLY PHE LEU ARG ILE PRO SER SEQRES 25 A 689 LYS VAL ASP SER ALA LEU TYR LEU GLY SER ARG TYR LEU SEQRES 26 A 689 THR ALA LEU LYS ASN LEU ARG GLU THR ALA GLU GLU VAL SEQRES 27 A 689 GLN ALA ARG ARG ALA ARG VAL VAL TRP CYS ALA VAL GLY SEQRES 28 A 689 PRO GLU GLU GLN LYS LYS CYS GLN GLN TRP SER GLN GLN SEQRES 29 A 689 SER GLY GLN ILE VAL THR CYS ALA THR ALA SER THR THR SEQRES 30 A 689 ASP ASP CYS ILE ALA LEU VAL LEU LYS GLY GLU ALA ASP SEQRES 31 A 689 ALA LEU SER LEU ASP GLY GLY TYR ILE TYR THR ALA GLY SEQRES 32 A 689 LYS CYS GLY LEU VAL PRO VAL LEU ALA GLU ASN ARG LYS SEQRES 33 A 689 SER SER LYS HIS SER SER LEU ASP CYS VAL LEU ARG PRO SEQRES 34 A 689 THR GLU GLY TYR LEU ALA VAL ALA VAL VAL LYS LYS ALA SEQRES 35 A 689 ASN GLU GLY LEU THR TRP ASN SER LEU LYS GLY LYS LYS SEQRES 36 A 689 SER CYS HIS THR ALA VAL ASP ARG THR ALA GLY TRP ASN SEQRES 37 A 689 ILE PRO MET GLY LEU ILE ALA ASN GLN THR GLY SER CYS SEQRES 38 A 689 ALA PHE ASP GLU PHE PHE SER GLN SER CYS ALA PRO GLY SEQRES 39 A 689 ALA ASP PRO LYS SER ARG LEU CYS ALA LEU CYS ALA GLY SEQRES 40 A 689 ASP ASP GLN GLY LEU ASP LYS CYS VAL PRO ASN SER LYS SEQRES 41 A 689 GLU LYS TYR TYR GLY TYR THR GLY ALA PHE ARG CYS LEU SEQRES 42 A 689 ALA GLU ASP VAL GLY ASP VAL ALA PHE VAL LYS ASN ASP SEQRES 43 A 689 THR VAL TRP GLU ASN THR ASN GLY GLU SER THR ALA ASP SEQRES 44 A 689 TRP ALA LYS ASN LEU ASN ARG GLU ASP PHE ARG LEU LEU SEQRES 45 A 689 CYS LEU ASP GLY THR ARG LYS PRO VAL THR GLU ALA GLN SEQRES 46 A 689 SER CYS HIS LEU ALA VAL ALA PRO ASN HIS ALA VAL VAL SEQRES 47 A 689 SER LEU SER GLU ARG ALA ALA HIS VAL GLU GLN VAL LEU SEQRES 48 A 689 LEU HIS GLN GLN ALA LEU PHE GLY GLU ASN GLY LYS ASN SEQRES 49 A 689 CYS PRO ASP LYS PHE CYS LEU PHE LYS SER GLU THR LYS SEQRES 50 A 689 ASN LEU LEU PHE ASN ASP ASN THR GLU CYS LEU ALA LYS SEQRES 51 A 689 LEU GLY GLY ARG PRO THR TYR GLU GLU TYR LEU GLY THR SEQRES 52 A 689 GLU TYR VAL THR ALA ILE ALA ASN LEU LYS LYS CYS SER SEQRES 53 A 689 THR SER PRO LEU LEU GLU ALA CYS ALA PHE LEU THR ARG HET FE A 690 1 HET FE A 691 1 HET CO3 A 692 4 HET CO3 A 693 4 HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION FORMUL 2 FE 2(FE 3+) FORMUL 4 CO3 2(C O3 2-) HELIX 1 1 GLN A 13 LYS A 27 1 15 HELIX 2 2 VAL A 42 THR A 50 1 9 HELIX 3 3 GLY A 61 ALA A 67 1 7 HELIX 4 4 ASN A 126 LEU A 136 1 11 HELIX 5 5 LEU A 145 PHE A 152 1 8 HELIX 6 6 PRO A 167 LEU A 172 1 6 HELIX 7 7 SER A 193 GLN A 200 1 8 HELIX 8 8 GLU A 211 ASN A 217 5 7 HELIX 9 9 LYS A 221 GLN A 226 1 6 HELIX 10 10 VAL A 239 ALA A 241 5 3 HELIX 11 11 GLU A 264 PHE A 278 1 15 HELIX 12 12 SER A 316 TYR A 319 1 4 HELIX 13 13 SER A 322 LEU A 331 1 10 HELIX 14 14 ALA A 335 ALA A 343 1 9 HELIX 15 15 PRO A 352 SER A 365 1 14 HELIX 16 16 THR A 377 LYS A 386 1 10 HELIX 17 17 GLY A 396 LYS A 404 1 9 HELIX 18 18 CYS A 425 LEU A 427 5 3 HELIX 19 19 TRP A 448 SER A 450 5 3 HELIX 20 20 PRO A 470 ALA A 475 1 6 HELIX 21 21 GLY A 525 ALA A 534 1 10 HELIX 22 22 ASN A 545 TRP A 549 1 5 HELIX 23 23 VAL A 581 GLU A 583 5 3 HELIX 24 24 SER A 601 PHE A 618 1 18 HELIX 25 25 TYR A 657 LEU A 661 1 5 HELIX 26 26 THR A 663 CYS A 675 1 13 HELIX 27 27 PRO A 679 LEU A 687 1 9 SHEET 1 A 2 ARG A 7 CYS A 9 0 SHEET 2 A 2 THR A 35 VAL A 37 1 N THR A 35 O TRP A 8 SHEET 1 B 4 VAL A 57 LEU A 59 0 SHEET 2 B 4 ALA A 254 ARG A 258 -1 N VAL A 256 O VAL A 57 SHEET 3 B 4 LEU A 74 GLU A 80 -1 N ALA A 78 O VAL A 255 SHEET 4 B 4 PHE A 307 ARG A 309 -1 N LEU A 308 O ALA A 79 SHEET 1 C 2 TYR A 82 THR A 84 0 SHEET 2 C 2 SER A 87 GLN A 89 -1 N GLN A 89 O TYR A 82 SHEET 1 D 5 ALA A 248 PRO A 251 0 SHEET 2 D 5 HIS A 91 VAL A 98 -1 N ALA A 94 O ALA A 248 SHEET 3 D 5 VAL A 206 LYS A 210 -1 N VAL A 209 O VAL A 95 SHEET 4 D 5 ASN A 113 HIS A 116 1 N CYS A 115 O VAL A 206 SHEET 5 D 5 ALA A 155 VAL A 158 1 N ALA A 155 O SER A 114 SHEET 1 E 3 VAL A 97 LYS A 99 0 SHEET 2 E 3 TYR A 227 CYS A 231 -1 N GLU A 228 O VAL A 98 SHEET 3 E 3 THR A 235 PRO A 238 -1 N ALA A 237 O LEU A 229 SHEET 1 F 2 VAL A 345 VAL A 350 0 SHEET 2 F 2 VAL A 369 ALA A 374 1 N THR A 370 O VAL A 345 SHEET 1 G 2 ALA A 391 LEU A 394 0 SHEET 2 G 2 ALA A 596 SER A 599 -1 N VAL A 598 O LEU A 392 SHEET 1 H 5 ALA A 590 ALA A 592 0 SHEET 2 H 5 TYR A 433 VAL A 439 -1 N ALA A 435 O ALA A 590 SHEET 3 H 5 VAL A 540 LYS A 544 -1 N VAL A 543 O VAL A 436 SHEET 4 H 5 LYS A 455 HIS A 458 1 N CYS A 457 O VAL A 540 SHEET 5 H 5 GLN A 489 CYS A 491 1 N GLN A 489 O SER A 456 SHEET 1 I 3 VAL A 438 LYS A 440 0 SHEET 2 I 3 PHE A 569 LEU A 572 -1 N ARG A 570 O VAL A 439 SHEET 3 I 3 ARG A 578 PRO A 580 -1 N LYS A 579 O LEU A 571 SHEET 1 J 2 ALA A 412 ARG A 415 0 SHEET 2 J 2 THR A 645 ALA A 649 -1 N ALA A 649 O ALA A 412 SSBOND 1 CYS A 9 CYS A 45 1555 1555 2.03 SSBOND 2 CYS A 19 CYS A 36 1555 1555 2.00 SSBOND 3 CYS A 115 CYS A 198 1555 1555 2.04 SSBOND 4 CYS A 157 CYS A 173 1555 1555 2.02 SSBOND 5 CYS A 160 CYS A 183 1555 1555 2.03 SSBOND 6 CYS A 170 CYS A 181 1555 1555 2.04 SSBOND 7 CYS A 231 CYS A 245 1555 1555 2.02 SSBOND 8 CYS A 348 CYS A 380 1555 1555 2.02 SSBOND 9 CYS A 358 CYS A 371 1555 1555 2.02 SSBOND 10 CYS A 405 CYS A 684 1555 1555 2.01 SSBOND 11 CYS A 425 CYS A 647 1555 1555 2.02 SSBOND 12 CYS A 457 CYS A 532 1555 1555 2.03 SSBOND 13 CYS A 481 CYS A 675 1555 1555 2.02 SSBOND 14 CYS A 491 CYS A 505 1555 1555 2.03 SSBOND 15 CYS A 502 CYS A 515 1555 1555 2.03 SSBOND 16 CYS A 573 CYS A 587 1555 1555 2.02 SSBOND 17 CYS A 625 CYS A 630 1555 1555 2.03 LINK OD1 ASP A 60 FE FE A 690 1555 1555 2.06 LINK OH TYR A 92 FE FE A 690 1555 1555 1.70 LINK OH TYR A 192 FE FE A 690 1555 1555 2.21 LINK NE2 HIS A 253 FE FE A 690 1555 1555 2.00 LINK OD1 ASP A 395 FE FE A 691 1555 1555 1.82 LINK OH TYR A 433 FE FE A 691 1555 1555 1.97 LINK OH TYR A 526 FE FE A 691 1555 1555 2.06 LINK NE2 HIS A 595 FE FE A 691 1555 1555 2.39 LINK FE FE A 690 O1 CO3 A 692 1555 1555 2.27 LINK FE FE A 690 O2 CO3 A 692 1555 1555 1.92 LINK FE FE A 691 C CO3 A 693 1555 1555 2.27 LINK FE FE A 691 O1 CO3 A 693 1555 1555 2.11 LINK FE FE A 691 O2 CO3 A 693 1555 1555 1.79 SITE 1 FE1 5 ASP A 60 TYR A 92 TYR A 192 HIS A 253 SITE 2 FE1 5 CO3 A 692 SITE 1 FE2 5 ASP A 395 TYR A 433 TYR A 526 HIS A 595 SITE 2 FE2 5 CO3 A 693 SITE 1 AC1 5 ASP A 60 TYR A 92 TYR A 192 HIS A 253 SITE 2 AC1 5 CO3 A 692 SITE 1 AC2 5 ASP A 395 TYR A 433 TYR A 526 HIS A 595 SITE 2 AC2 5 CO3 A 693 SITE 1 AC3 9 ASP A 60 TYR A 92 THR A 117 ARG A 121 SITE 2 AC3 9 ALA A 123 GLY A 124 TYR A 192 HIS A 253 SITE 3 AC3 9 FE A 690 SITE 1 AC4 10 ASP A 395 TYR A 433 THR A 459 ARG A 463 SITE 2 AC4 10 THR A 464 ALA A 465 GLY A 466 TYR A 526 SITE 3 AC4 10 HIS A 595 FE A 691 CRYST1 56.797 101.436 76.275 90.00 104.88 90.00 P 1 21 1 2 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 0.017607 0.000000 0.004678 0.00000 SCALE2 0.000000 0.009858 0.000000 0.00000 SCALE3 0.000000 0.000000 0.013565 0.00000