HEADER IRON TRANSPORT 01-MAR-99 1CB6 TITLE STRUCTURE OF HUMAN APOLACTOFERRIN AT 2.0 A RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOTRANSFERRIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 20-710; COMPND 5 SYNONYM: LACTOFERRIN,GROWTH-INHIBITING PROTEIN 12,TALALACTOFERRIN; COMPND 6 EC: 3.4.21.- SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 ORGAN: BREAST; SOURCE 6 SECRETION: MILK KEYWDS IRON TRANSPORT, APOLACTOFERRIN, CONFORMATIONAL CHANGE EXPDTA X-RAY DIFFRACTION AUTHOR G.B.JAMESON,B.F.ANDERSON,G.E.NORRIS,D.H.THOMAS,E.N.BAKER REVDAT 6 20-NOV-24 1CB6 1 REMARK REVDAT 5 09-AUG-23 1CB6 1 REMARK REVDAT 4 06-NOV-19 1CB6 1 JRNL REVDAT 3 21-JUN-17 1CB6 1 COMPND REMARK DBREF SEQADV REVDAT 2 24-FEB-09 1CB6 1 VERSN REVDAT 1 12-MAR-99 1CB6 0 JRNL AUTH G.B.JAMESON,B.F.ANDERSON,G.E.NORRIS,D.H.THOMAS,E.N.BAKER JRNL TITL STRUCTURE OF HUMAN APOLACTOFERRIN AT 2.0 A RESOLUTION. JRNL TITL 2 REFINEMENT AND ANALYSIS OF LIGAND-INDUCED CONFORMATIONAL JRNL TITL 3 CHANGE. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 54 1319 1998 JRNL REFN ISSN 0907-4449 JRNL PMID 10089508 JRNL DOI 10.1107/S0907444998004417 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH B.F.ANDERSON,H.M.BAKER,G.E.NORRIS,S.V.RUMBALL,E.N.BAKER REMARK 1 TITL APOLACTOFERRIN STRUCTURE DEMONSTRATES LIGAND-INDUCED REMARK 1 TITL 2 CONFORMATIONAL CHANGE IN TRANSFERRINS. REMARK 1 REF NATURE V. 344 784 1990 REMARK 1 REFN ISSN 0028-0836 REMARK 1 PMID 2330032 REMARK 1 DOI 10.1038/344784A0 REMARK 1 REFERENCE 2 REMARK 1 AUTH B.F.ANDERSON,H.M.BAKER,G.E.NORRIS,D.W.RICE,E.N.BAKER REMARK 1 TITL STRUCTURE OF HUMAN LACTOFERRIN: CRYSTALLOGRAPHIC STRUCTURE REMARK 1 TITL 2 ANALYSIS AND REFINEMENT AT 2.8 A RESOLUTION. REMARK 1 REF J.MOL.BIOL. V. 209 711 1989 REMARK 1 REFN ISSN 0022-2836 REMARK 1 PMID 2585506 REMARK 1 DOI 10.1016/0022-2836(89)90602-5 REMARK 1 REFERENCE 3 REMARK 1 AUTH E.N.BAKER,S.V.RUMBALL,B.F.ANDERSON REMARK 1 TITL TRANSFERRINS: INSIGHTS INTO STRUCTURE AND FUNCTION FROM REMARK 1 TITL 2 STUDIES ON LACTOFERRIN REMARK 1 REF TRENDS BIOCHEM.SCI. V. 12 350 1987 REMARK 1 REFN ISSN 0968-0004 REMARK 1 DOI 10.1016/0968-0004(87)90163-0 REMARK 1 REFERENCE 4 REMARK 1 AUTH B.F.ANDERSON,H.M.BAKER,E.J.DODSON,G.E.NORRIS,S.V.RUMBALL, REMARK 1 AUTH 2 J.M.WATERS,E.N.BAKER REMARK 1 TITL STRUCTURE OF HUMAN LACTOFERRIN AT 3.2-A RESOLUTION. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 84 1769 1987 REMARK 1 REFN ISSN 0027-8424 REMARK 1 PMID 3470756 REMARK 1 DOI 10.1073/PNAS.84.7.1769 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.201 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.286 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 2146 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 53450 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.201 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.286 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2146 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 53450 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 5345 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 357 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : NULL REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : NULL REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 22947 REMARK 3 NUMBER OF RESTRAINTS : 22209 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.003 REMARK 3 ANGLE DISTANCES (A) : 0.010 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.030 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.038 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.040 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.016 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.082 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.000 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: MOEWS & KRETSINGER, J.MOL.BIOL.91(1973)201-228 REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : NULL REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: REMARK 3 ANISOTROPIC SCALING APPLIED BY THE METHOD OF REMARK 3 PARKIN, MOEZZI & HOPE, J.APPL.CRYST.28(1995)53-56. REMARK 3 PROLSQ WAS USED FOR INITIAL REFINEMENTS. REMARK 3 SHELXL97 WAS USED FOR FINAL REFINEMENTS. REMARK 3 REMARK 3 THERE IS POOR DENSITY FOR RESIDUES 1-3. DENSITY FOR REMARK 3 RESIDUES 418 - 424 IS POORLY DEFINED. REMARK 4 REMARK 4 1CB6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-MAR-99. REMARK 100 THE DEPOSITION ID IS D_1000000561. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 295.0 REMARK 200 PH : 7.8 REMARK 200 NUMBER OF CRYSTALS USED : 3 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SRS REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.87 REMARK 200 MONOCHROMATOR : NI MIRRORS REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : FILM REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : MOSFLM REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53450 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 17.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.0 REMARK 200 DATA REDUNDANCY : 3.300 REMARK 200 R MERGE (I) : 0.08300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 30.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.12 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.00 REMARK 200 R MERGE FOR SHELL (I) : 0.61000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CCP4 (ALMN) REMARK 200 STARTING MODEL: 1LGF (LACTOFERRIN) REMARK 200 REMARK 200 REMARK: REMARK 200 SYNCHROTRON OSCILLATION DATA TO 1.9 A MERGED WITH ENRAF-NONIUS REMARK 200 CAD4 DATA TO REMARK 200 2.8 A; DATA TO 2.0 A RETAINED REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.61 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.8 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 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-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 76.04500 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 27.89500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 47.29000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 27.89500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 76.04500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 47.29000 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 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 400 REMARK 400 COMPOUND REMARK 400 THERE IS A TWO FOLD INTERNAL SEQUENCE HOMOLOGY REMARK 400 (~40% IDENTITY). 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 ARG A1002 62.36 78.33 REMARK 500 ARG A1086 -0.10 73.64 REMARK 500 GLN A1087 51.90 -141.53 REMARK 500 TRP A1125 -57.08 -146.79 REMARK 500 PRO A1141 -36.96 -39.97 REMARK 500 PRO A1142 -44.17 -29.40 REMARK 500 SER A1191 -163.36 64.60 REMARK 500 ASN A1234 27.93 81.33 REMARK 500 LEU A1299 -50.63 76.25 REMARK 500 VAL A1410 -53.34 -122.29 REMARK 500 TRP A1469 -69.83 -143.41 REMARK 500 CYS A1589 65.38 -151.81 REMARK 500 LYS A1630 -56.76 -132.54 REMARK 500 SER A1636 22.21 -152.97 REMARK 500 GLU A1637 75.23 48.25 REMARK 500 LEU A1642 -51.79 70.83 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 SER A 1492 CYS A 1493 148.55 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2006 DISTANCE = 6.33 ANGSTROMS REMARK 525 HOH A2015 DISTANCE = 6.72 ANGSTROMS REMARK 525 HOH A2088 DISTANCE = 6.25 ANGSTROMS REMARK 525 HOH A2145 DISTANCE = 7.14 ANGSTROMS REMARK 525 HOH A2152 DISTANCE = 8.85 ANGSTROMS REMARK 525 HOH A2351 DISTANCE = 10.93 ANGSTROMS REMARK 650 REMARK 650 HELIX REMARK 650 DETERMINATION METHOD: AUTHOR-MODIFIED KABSCH & SANDER REMARK 700 REMARK 700 SHEET REMARK 700 THERE ARE SEVERAL BIFURCATED SHEETS IN THIS STRUCTURE. REMARK 700 THESE ARE REPRESENTED BY TWO SHEETS WHICH HAVE ONE OR MORE REMARK 700 IDENTICAL STRANDS. SHEETS *N2A* AND *N2B* REPRESENT ONE REMARK 700 BIFURCATED SHEET AND STRAND FOUR OF SHEET BN1 IS ALSO PART REMARK 700 OF THIS SHEET. SHEETS *C2A* AND *C2B* REPRESENT ONE REMARK 700 BIFURCATED SHEET AND STRAND FOUR OF SHEET BC1 IS ALSO PART REMARK 700 OF THIS SHEET. REMARK 700 THE RESIDUES LISTED IN REMARK 500, TORSION ANGLES REMARK 700 OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS, ARE IN WELL REMARK 700 DEFINED GAMMA-TURNS AT POSITIONALLY HOMOLOGOUS SITES REMARK 700 ON BOTH LOBES. REMARK 700 THE PEPTIDE BOND IN REMARK 500 AND ITS POSITIONAL HOMOLOG REMARK 700 ARE ALSO SUBSTANTIALLY NON-PLANAR IN LACTOFERRIN REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CLA REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CHLORIDE ION LOCATED NEAR CARBONATE SITE IN REMARK 800 CLOSED C LOBE, FORMING HYDROGEN BONDS WITH THR461_OG1, ARG465_NE, REMARK 800 ARG465_NH2, GLY468_N AND TYR528_OH REMARK 800 REMARK 800 SITE_IDENTIFIER: CLB REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: CHLORIDE ION LOCATED NEAR CARBONATE SITE IN OPEN REMARK 800 N LOBE, FORMING HYDROGEN BONDS WITH THR117_OG1, ARG121_NE, REMARK 800 ALA123_N AND TYR192_OH REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1702 REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE USED IN THE X-RAY STRUCTURE FOR RESIDUES REMARK 999 1001-1005 (GRRRS) IS AT VARIANCE WITH REMARK 999 THE MOST RECENT SEQUENCE (SWS P02788, TRFL_H: GRRRRS). REMARK 999 IN THIS REGION ELECTRON DENSITY IS POORLY DEFINED AND REMARK 999 THE DIFFERENCE IS OF LITTLE STRUCTURAL CONSEQUENCE. REMARK 999 REMARK 999 THE AMINO ACID SEQUENCE GIVEN IN ENTRY 1LFH REQUIRED REMARK 999 CORRECTIONS AT RESIDUE 13 (GLN), 24 (ARG), 28 (LYS), REMARK 999 200 (ARG), 512(GLN) DBREF 1CB6 A 1001 1691 UNP P02788 TRFL_HUMAN 20 710 SEQRES 1 A 691 GLY ARG ARG ARG SER VAL GLN TRP CYS ALA VAL SER GLN SEQRES 2 A 691 PRO GLU ALA THR LYS CYS PHE GLN TRP GLN ARG ASN MET SEQRES 3 A 691 ARG LYS VAL ARG GLY PRO PRO VAL SER CYS ILE LYS ARG SEQRES 4 A 691 ASP SER PRO ILE GLN CYS ILE GLN ALA ILE ALA GLU ASN SEQRES 5 A 691 ARG ALA ASP ALA VAL THR LEU ASP GLY GLY PHE ILE TYR SEQRES 6 A 691 GLU ALA GLY LEU ALA PRO TYR LYS LEU ARG PRO VAL ALA SEQRES 7 A 691 ALA GLU VAL TYR GLY THR GLU ARG GLN PRO ARG THR HIS SEQRES 8 A 691 TYR TYR ALA VAL ALA VAL VAL LYS LYS GLY GLY SER PHE SEQRES 9 A 691 GLN LEU ASN GLU LEU GLN GLY LEU LYS SER CYS HIS THR SEQRES 10 A 691 GLY LEU ARG ARG THR ALA GLY TRP ASN VAL PRO ILE GLY SEQRES 11 A 691 THR LEU ARG PRO PHE LEU ASN TRP THR GLY PRO PRO GLU SEQRES 12 A 691 PRO ILE GLU ALA ALA VAL ALA ARG PHE PHE SER ALA SER SEQRES 13 A 691 CYS VAL PRO GLY ALA ASP LYS GLY GLN PHE PRO ASN LEU SEQRES 14 A 691 CYS ARG LEU CYS ALA GLY THR GLY GLU ASN LYS CYS ALA SEQRES 15 A 691 PHE SER SER GLN GLU PRO TYR PHE SER TYR SER GLY ALA SEQRES 16 A 691 PHE LYS CYS LEU ARG ASP GLY ALA GLY ASP VAL ALA PHE SEQRES 17 A 691 ILE ARG GLU SER THR VAL PHE GLU ASP LEU SER ASP GLU SEQRES 18 A 691 ALA GLU ARG ASP GLU TYR GLU LEU LEU CYS PRO ASP ASN SEQRES 19 A 691 THR ARG LYS PRO VAL ASP LYS PHE LYS ASP CYS HIS LEU SEQRES 20 A 691 ALA ARG VAL PRO SER HIS ALA VAL VAL ALA ARG SER VAL SEQRES 21 A 691 ASN GLY LYS GLU ASP ALA ILE TRP ASN LEU LEU ARG GLN SEQRES 22 A 691 ALA GLN GLU LYS PHE GLY LYS ASP LYS SER PRO LYS PHE SEQRES 23 A 691 GLN LEU PHE GLY SER PRO SER GLY GLN LYS ASP LEU LEU SEQRES 24 A 691 PHE LYS ASP SER ALA ILE GLY PHE SER ARG VAL PRO PRO SEQRES 25 A 691 ARG ILE ASP SER GLY LEU TYR LEU GLY SER GLY TYR PHE SEQRES 26 A 691 THR ALA ILE GLN ASN LEU ARG LYS SER GLU GLU GLU VAL SEQRES 27 A 691 ALA ALA ARG ARG ALA ARG VAL VAL TRP CYS ALA VAL GLY SEQRES 28 A 691 GLU GLN GLU LEU ARG LYS CYS ASN GLN TRP SER GLY LEU SEQRES 29 A 691 SER GLU GLY SER VAL THR CYS SER SER ALA SER THR THR SEQRES 30 A 691 GLU ASP CYS ILE ALA LEU VAL LEU LYS GLY GLU ALA ASP SEQRES 31 A 691 ALA MET SER LEU ASP GLY GLY TYR VAL TYR THR ALA GLY SEQRES 32 A 691 LYS CYS GLY LEU VAL PRO VAL LEU ALA GLU ASN TYR LYS SEQRES 33 A 691 SER GLN GLN SER SER ASP PRO ASP PRO ASN CYS VAL ASP SEQRES 34 A 691 ARG PRO VAL GLU GLY TYR LEU ALA VAL ALA VAL VAL ARG SEQRES 35 A 691 ARG SER ASP THR SER LEU THR TRP ASN SER VAL LYS GLY SEQRES 36 A 691 LYS LYS SER CYS HIS THR ALA VAL ASP ARG THR ALA GLY SEQRES 37 A 691 TRP ASN ILE PRO MET GLY LEU LEU PHE ASN GLN THR GLY SEQRES 38 A 691 SER CYS LYS PHE ASP GLU TYR PHE SER GLN SER CYS ALA SEQRES 39 A 691 PRO GLY SER ASP PRO ARG SER ASN LEU CYS ALA LEU CYS SEQRES 40 A 691 ILE GLY ASP GLU GLN GLY GLU ASN LYS CYS VAL PRO ASN SEQRES 41 A 691 SER ASN GLU ARG TYR TYR GLY TYR THR GLY ALA PHE ARG SEQRES 42 A 691 CYS LEU ALA GLU ASN ALA GLY ASP VAL ALA PHE VAL LYS SEQRES 43 A 691 ASP VAL THR VAL LEU GLN ASN THR ASP GLY ASN ASN ASN SEQRES 44 A 691 GLU ALA TRP ALA LYS ASP LEU LYS LEU ALA ASP PHE ALA SEQRES 45 A 691 LEU LEU CYS LEU ASP GLY LYS ARG LYS PRO VAL THR GLU SEQRES 46 A 691 ALA ARG SER CYS HIS LEU ALA MET ALA PRO ASN HIS ALA SEQRES 47 A 691 VAL VAL SER ARG MET ASP LYS VAL GLU ARG LEU LYS GLN SEQRES 48 A 691 VAL LEU LEU HIS GLN GLN ALA LYS PHE GLY ARG ASN GLY SEQRES 49 A 691 SER ASP CYS PRO ASP LYS PHE CYS LEU PHE GLN SER GLU SEQRES 50 A 691 THR LYS ASN LEU LEU PHE ASN ASP ASN THR GLU CYS LEU SEQRES 51 A 691 ALA ARG LEU HIS GLY LYS THR THR TYR GLU LYS TYR LEU SEQRES 52 A 691 GLY PRO GLN TYR VAL ALA GLY ILE THR ASN LEU LYS LYS SEQRES 53 A 691 CYS SER THR SER PRO LEU LEU GLU ALA CYS GLU PHE LEU SEQRES 54 A 691 ARG LYS HET CL A1701 1 HET CL A1702 1 HETNAM CL CHLORIDE ION FORMUL 2 CL 2(CL 1-) FORMUL 4 HOH *357(H2 O) HELIX 1 N1 SER A 1012 GLY A 1031 1 20 HELIX 2 N2 SER A 1041 ARG A 1053 1 13 HELIX 3 N3 ASP A 1060 LEU A 1069 1 10 HELIX 4 N5 ARG A 1121 LEU A 1136 1 16 HELIX 5 N6 PRO A 1144 PHE A 1153 1 10 HELIX 6 N7 PHE A 1190 ALA A 1203 1 14 HELIX 7 N8 SER A 1212 LEU A 1218 1 7 HELIX 8 N8A ALA A 1222 TYR A 1227 5 6 HELIX 9 N9 LYS A 1263 GLY A 1279 1 17 HELIX 10 N10 ASP A 1315 GLY A 1321 1 7 HELIX 11 C1 GLY A 1351 SER A 1365 1 15 HELIX 12 C2 THR A 1376 GLU A 1388 1 13 HELIX 13 C3 ASP A 1395 LEU A 1407 1 13 HELIX 14 C4 THR A 1449 VAL A 1453 5 5 HELIX 15 C5 ARG A 1465 GLY A 1481 1 17 HELIX 16 C6 LYS A 1484 TYR A 1488 5 5 HELIX 17 C7 TYR A 1526 ALA A 1539 1 14 HELIX 18 C8 LYS A 1546 THR A 1554 1 9 HELIX 19 C8A LYS A 1567 PHE A 1571 5 5 HELIX 20 C9 LYS A 1605 GLY A 1621 1 17 HELIX 21 C10 THR A 1658 GLY A 1664 1 7 HELIX 22 C11 GLY A 1664 SER A 1678 1 15 HELIX 23 C12 SER A 1680 LYS A 1691 1 12 SHEET 1 BN1 6 PRO A1032 ARG A1039 0 SHEET 2 BN1 6 SER A1005 ALA A1010 1 O VAL A1006 N SER A1035 SHEET 3 BN1 6 ALA A1054 LEU A1059 1 O ALA A1056 N CYS A1009 SHEET 4 BN1 6 LEU A1247 ARG A1258 -1 O ALA A1254 N LEU A1059 SHEET 5 BN1 6 LEU A1074 TYR A1082 -1 O ARG A1075 N ALA A1257 SHEET 6 BN1 6 ILE A1305 VAL A1310 -1 O SER A1308 N ALA A1079 SHEET 1 N2A 5 PHE A1153 VAL A1158 0 SHEET 2 N2A 5 LEU A1112 HIS A1116 1 O SER A1114 N CYS A1157 SHEET 3 N2A 5 GLY A1204 GLU A1211 1 O VAL A1206 N CYS A1115 SHEET 4 N2A 5 THR A1090 LYS A1100 -1 O VAL A1097 N ALA A1207 SHEET 5 N2A 5 GLU A1226 CYS A1231 -1 O GLU A1226 N LYS A1100 SHEET 1 N2B 5 PHE A1153 VAL A1158 0 SHEET 2 N2B 5 LEU A1112 HIS A1116 1 O SER A1114 N CYS A1157 SHEET 3 N2B 5 GLY A1204 GLU A1211 1 O VAL A1206 N CYS A1115 SHEET 4 N2B 5 THR A1090 LYS A1100 -1 O VAL A1097 N ALA A1207 SHEET 5 N2B 5 LEU A1247 ARG A1258 -1 O ALA A1248 N ALA A1094 SHEET 1 BC1 6 SER A1368 ALA A1374 0 SHEET 2 BC1 6 ARG A1344 ALA A1349 1 O VAL A1345 N THR A1370 SHEET 3 BC1 6 ALA A1389 LEU A1394 1 O ALA A1391 N CYS A1348 SHEET 4 BC1 6 LEU A1591 ARG A1602 -1 O ALA A1598 N LEU A1394 SHEET 5 BC1 6 LEU A1407 TYR A1415 -1 O VAL A1408 N SER A1601 SHEET 6 BC1 6 GLU A1648 LEU A1653 -1 O ALA A1651 N ALA A1412 SHEET 1 C2A 5 PHE A1489 ALA A1494 0 SHEET 2 C2A 5 LYS A1456 HIS A1460 1 O SER A1458 N CYS A1493 SHEET 3 C2A 5 GLY A1540 LYS A1546 1 O VAL A1542 N CYS A1459 SHEET 4 C2A 5 GLY A1434 ARG A1443 -1 O VAL A1438 N VAL A1545 SHEET 5 C2A 5 ASP A1570 CYS A1575 -1 O ASP A1570 N ARG A1443 SHEET 1 C2B 5 PHE A1489 ALA A1494 0 SHEET 2 C2B 5 LYS A1456 HIS A1460 1 O SER A1458 N CYS A1493 SHEET 3 C2B 5 GLY A1540 LYS A1546 1 O VAL A1542 N CYS A1459 SHEET 4 C2B 5 GLY A1434 ARG A1443 -1 O VAL A1438 N VAL A1545 SHEET 5 C2B 5 LEU A1591 ARG A1602 -1 O ALA A1592 N ALA A1437 SSBOND 1 CYS A 1009 CYS A 1045 1555 1555 2.03 SSBOND 2 CYS A 1019 CYS A 1036 1555 1555 2.04 SSBOND 3 CYS A 1115 CYS A 1198 1555 1555 2.03 SSBOND 4 CYS A 1157 CYS A 1173 1555 1555 2.04 SSBOND 5 CYS A 1170 CYS A 1181 1555 1555 2.02 SSBOND 6 CYS A 1231 CYS A 1245 1555 1555 2.03 SSBOND 7 CYS A 1348 CYS A 1380 1555 1555 2.03 SSBOND 8 CYS A 1358 CYS A 1371 1555 1555 2.03 SSBOND 9 CYS A 1405 CYS A 1686 1555 1555 2.03 SSBOND 10 CYS A 1427 CYS A 1649 1555 1555 2.04 SSBOND 11 CYS A 1459 CYS A 1534 1555 1555 2.03 SSBOND 12 CYS A 1483 CYS A 1677 1555 1555 2.03 SSBOND 13 CYS A 1493 CYS A 1507 1555 1555 2.02 SSBOND 14 CYS A 1504 CYS A 1517 1555 1555 2.03 SSBOND 15 CYS A 1575 CYS A 1589 1555 1555 2.03 SSBOND 16 CYS A 1627 CYS A 1632 1555 1555 2.03 CISPEP 1 ALA A 1070 PRO A 1071 0 5.49 CISPEP 2 CYS A 1627 PRO A 1628 0 12.20 SITE 1 CLA 4 THR A1461 ARG A1465 GLY A1468 TYR A1528 SITE 1 CLB 4 THR A1117 ARG A1121 ALA A1123 TYR A1192 SITE 1 AC1 5 THR A1117 ARG A1121 ALA A1123 GLY A1124 SITE 2 AC1 5 TYR A1192 SITE 1 AC2 5 THR A1461 ARG A1465 GLY A1468 TYR A1528 SITE 2 AC2 5 HOH A2237 CRYST1 152.090 94.580 55.790 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 0.006575 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010573 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017924 0.00000