1LQQ - Header Asymmetric Unit

HEADER NEUROTOXIN 18-MAY-97 1LQQ

TITLE ANTI-MAMMAL AND ANTI-INSECT LQQIII SCORPION TOXIN, NMR, 15 TITLE 2 STRUCTURES

COMPND MOL_ID: 1; COMPND 2 MOLECULE: LQQIII; COMPND 3 CHAIN: A

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LEIURUS QUINQUESTRIATUS SOURCE 3 QUINQUESTRIATUS; SOURCE 4 ORGANISM_COMMON: EGYPTIAN SCORPION; SOURCE 5 ORGANISM_TAXID: 6885; SOURCE 6 STRAIN: QUINQUESTRIATUS

KEYWDS NEUROTOXIN, LQQIII, SCORPION TOXIN, CSALPHA-BETA MOTIF, KEYWDS 2 SODIUM CHANNEL INHIBITOR

EXPDTA SOLUTION NMR

NUMMDL 15

AUTHOR C.LANDON,P.SODANO,F.VOVELLE,M.PTAK

REVDAT 2 24-FEB-09 1LQQ 1 VERSN REVDAT 1 20-MAY-98 1LQQ 0

JRNL AUTH C.LANDON,B.CORNET,J.M.BONMATIN,C.KOPEYAN,H.ROCHAT, JRNL AUTH 2 F.VOVELLE,M.PTAK JRNL TITL 1H-NMR-DERIVED SECONDARY STRUCTURE AND THE OVERALL JRNL TITL 2 FOLD OF THE POTENT ANTI-MAMMAL AND ANTI-INSECT JRNL TITL 3 TOXIN III FROM THE SCORPION LEIURUS JRNL TITL 4 QUINQUESTRIATUS QUINQUESTRIATUS. JRNL REF EUR.J.BIOCHEM. V. 236 395 1996 JRNL REFN ISSN 0014-2956 JRNL PMID 8612608 JRNL DOI 10.1111/J.1432-1033.1996.00395.X

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.LANDON,P.SODANO,B.CORNET,J.M.BONMATIN,C.KOPEYAN, REMARK 1 AUTH 2 H.ROCHAT,F.VOVELLE,M.PTAK REMARK 1 TITL REFINED SOLUTION STRUCTURE OF THE ANTI-MAMMAL AND REMARK 1 TITL 2 ANTI-INSECT LQQIII SCORPION TOXIN: COMPARISON WITH REMARK 1 TITL 3 OTHER SCORPION TOXINS REMARK 1 REF PROTEINS V. 28 360 1997 REMARK 1 REFN ISSN 0887-3585 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.KOPEYAN,P.MANSUELLE,M.F.MARTIN-EAUCLAIRE, REMARK 1 AUTH 2 H.ROCHAT,F.MIRANDA REMARK 1 TITL CHARACTERIZATION OF TOXIN III OF THE SCORPION REMARK 1 TITL 2 LEIURUS QUINQUESTRIATUS QUINQUESTRIATUS: A NEW REMARK 1 TITL 3 TYPE OF ALPHA-TOXIN HIGHLY TOXIC BOTH TO MAMMALS REMARK 1 TITL 4 AND INSECTS REMARK 1 REF NAT.TOXINS V. 1 308 1993 REMARK 1 REFN ISSN 1056-9014

REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 1LQQ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 310 REMARK 210 PH : 4.2 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : COSY, TOCSY, NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 500 MHZ REMARK 210 SPECTROMETER MODEL : AMX500 REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : BRUKER UXNMR UXNMR REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 30 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 15 REMARK 210 CONFORMERS, SELECTION CRITERIA : LEAST RESTRAINT VIOLATIONS, REMARK 210 LEAST RESIDUAL DEVIATIONS FROM REMARK 210 IDEALIZED GEOMETRY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: NULL

REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS.

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),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 11 HIS A 64 NE2 HIS A 64 CD2 -0.066 REMARK 500 12 HIS A 64 NE2 HIS A 64 CD2 -0.067 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 1 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.2 DEGREES REMARK 500 1 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 8.0 DEGREES REMARK 500 1 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.8 DEGREES REMARK 500 1 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 8.1 DEGREES REMARK 500 1 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 7.4 DEGREES REMARK 500 1 ARG A 58 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 2 TYR A 14 CB - CG - CD2 ANGL. DEV. = -3.7 DEGREES REMARK 500 2 ARG A 18 NE - CZ - NH1 ANGL. DEV. = -3.5 DEGREES REMARK 500 2 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.4 DEGREES REMARK 500 2 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.8 DEGREES REMARK 500 2 TRP A 38 NE1 - CE2 - CZ2 ANGL. DEV. = 6.7 DEGREES REMARK 500 2 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.1 DEGREES REMARK 500 2 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 7.2 DEGREES REMARK 500 2 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 8.3 DEGREES REMARK 500 3 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.5 DEGREES REMARK 500 3 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.8 DEGREES REMARK 500 3 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.8 DEGREES REMARK 500 3 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 8.3 DEGREES REMARK 500 3 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 7.8 DEGREES REMARK 500 4 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.6 DEGREES REMARK 500 4 TYR A 42 CB - CG - CD2 ANGL. DEV. = -3.9 DEGREES REMARK 500 4 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.2 DEGREES REMARK 500 4 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 7.7 DEGREES REMARK 500 4 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 8.1 DEGREES REMARK 500 5 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.2 DEGREES REMARK 500 5 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.6 DEGREES REMARK 500 5 TRP A 38 NE1 - CE2 - CZ2 ANGL. DEV. = 6.7 DEGREES REMARK 500 5 TYR A 42 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 5 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.0 DEGREES REMARK 500 5 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 7.6 DEGREES REMARK 500 5 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 7.5 DEGREES REMARK 500 6 ASP A 3 N - CA - C ANGL. DEV. = -17.2 DEGREES REMARK 500 6 CYS A 16 CA - CB - SG ANGL. DEV. = 8.2 DEGREES REMARK 500 6 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.2 DEGREES REMARK 500 6 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.8 DEGREES REMARK 500 6 TRP A 38 NE1 - CE2 - CZ2 ANGL. DEV. = 6.6 DEGREES REMARK 500 6 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 6.7 DEGREES REMARK 500 6 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 7.4 DEGREES REMARK 500 6 LEU A 51 N - CA - C ANGL. DEV. = -18.0 DEGREES REMARK 500 7 ASP A 3 N - CA - C ANGL. DEV. = -17.0 DEGREES REMARK 500 7 ARG A 18 NE - CZ - NH1 ANGL. DEV. = -6.2 DEGREES REMARK 500 7 TRP A 38 CG - CD1 - NE1 ANGL. DEV. = -6.7 DEGREES REMARK 500 7 TRP A 38 CD1 - NE1 - CE2 ANGL. DEV. = 7.6 DEGREES REMARK 500 7 TRP A 38 NE1 - CE2 - CZ2 ANGL. DEV. = 7.6 DEGREES REMARK 500 7 TYR A 42 CB - CG - CD2 ANGL. DEV. = -7.1 DEGREES REMARK 500 7 TYR A 42 CB - CG - CD1 ANGL. DEV. = 5.9 DEGREES REMARK 500 7 TRP A 47 CG - CD1 - NE1 ANGL. DEV. = -6.4 DEGREES REMARK 500 7 TRP A 47 CD1 - NE1 - CE2 ANGL. DEV. = 7.0 DEGREES REMARK 500 7 TRP A 47 NE1 - CE2 - CZ2 ANGL. DEV. = 7.1 DEGREES REMARK 500 8 ASP A 3 N - CA - C ANGL. DEV. = -17.8 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 101 ANGLE DEVIATIONS. 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 1 ALA A 4 -178.65 -171.21 REMARK 500 1 LYS A 8 -68.77 -120.86 REMARK 500 1 ASN A 9 -58.39 -135.11 REMARK 500 1 VAL A 13 -168.27 -111.24 REMARK 500 1 ALA A 39 -75.63 -140.58 REMARK 500 1 PRO A 52 176.67 -37.28 REMARK 500 1 PRO A 56 107.42 -56.86 REMARK 500 1 VAL A 59 39.89 -153.84 REMARK 500 2 ALA A 4 -175.30 178.83 REMARK 500 2 LYS A 8 -72.49 -105.23 REMARK 500 2 ASN A 9 -43.67 -142.65 REMARK 500 2 VAL A 13 -166.00 -129.86 REMARK 500 2 GLU A 15 86.06 -63.57 REMARK 500 2 ASN A 23 -18.29 -48.19 REMARK 500 2 ALA A 39 -56.24 -129.31 REMARK 500 2 PRO A 52 175.68 -34.72 REMARK 500 2 ILE A 57 -175.49 -64.99 REMARK 500 2 ARG A 58 156.20 -34.98 REMARK 500 3 LYS A 8 -82.84 -121.45 REMARK 500 3 ASN A 9 -35.22 -135.86 REMARK 500 3 ASP A 19 -53.32 -23.28 REMARK 500 3 ALA A 39 77.82 33.50 REMARK 500 3 LYS A 41 -38.16 -151.84 REMARK 500 3 ALA A 45 172.00 163.34 REMARK 500 3 PRO A 52 21.52 -74.22 REMARK 500 3 ASP A 53 -18.27 72.31 REMARK 500 3 PRO A 56 82.72 -69.50 REMARK 500 3 ILE A 57 -168.53 -69.75 REMARK 500 4 ALA A 4 179.88 179.51 REMARK 500 4 LYS A 8 -71.38 -123.22 REMARK 500 4 ASN A 9 -43.58 -134.85 REMARK 500 4 GLU A 15 83.45 -56.81 REMARK 500 4 ASP A 19 -47.68 -28.41 REMARK 500 4 ALA A 39 -80.61 -130.86 REMARK 500 4 PRO A 52 176.86 -37.48 REMARK 500 4 PRO A 56 103.71 -56.89 REMARK 500 4 VAL A 59 53.47 -149.16 REMARK 500 4 PRO A 60 -145.54 -89.39 REMARK 500 5 LYS A 8 -63.74 -123.52 REMARK 500 5 ASN A 9 -54.23 -135.72 REMARK 500 5 ASP A 19 -49.55 -26.42 REMARK 500 5 ALA A 39 -107.46 -122.97 REMARK 500 5 ALA A 45 -172.79 172.33 REMARK 500 5 PRO A 52 31.14 -80.36 REMARK 500 5 ASP A 53 -12.89 60.67 REMARK 500 5 VAL A 59 59.97 -148.55 REMARK 500 6 ALA A 4 -177.69 -179.10 REMARK 500 6 ASN A 9 -76.28 -115.30 REMARK 500 6 ASN A 11 31.74 71.66 REMARK 500 6 VAL A 13 -161.14 -117.37 REMARK 500 6 ASP A 19 -43.98 -29.13 REMARK 500 6 ALA A 39 -46.97 -138.01 REMARK 500 6 LYS A 41 -59.69 -27.15 REMARK 500 6 ALA A 45 -172.24 -175.46 REMARK 500 6 PRO A 52 177.03 -31.30 REMARK 500 6 PRO A 56 97.58 -65.23 REMARK 500 6 ILE A 57 -174.07 -60.70 REMARK 500 7 ALA A 4 -171.06 -178.08 REMARK 500 7 LYS A 8 -72.51 -113.44 REMARK 500 7 ASN A 9 -65.09 -125.58 REMARK 500 7 ASN A 11 41.01 70.87 REMARK 500 7 VAL A 13 -159.55 -124.74 REMARK 500 7 ALA A 39 -72.34 -131.95 REMARK 500 7 ALA A 45 -177.35 -174.45 REMARK 500 7 ALA A 50 75.59 28.37 REMARK 500 7 PRO A 52 32.95 -81.80 REMARK 500 7 ASP A 53 -29.53 62.10 REMARK 500 7 VAL A 59 58.18 -148.78 REMARK 500 8 ALA A 4 -177.04 -172.61 REMARK 500 8 LYS A 8 -69.84 -128.67 REMARK 500 8 ASN A 9 -56.09 -139.82 REMARK 500 8 VAL A 13 -167.46 -127.43 REMARK 500 8 ASP A 19 -49.88 -25.53 REMARK 500 8 ALA A 39 -67.66 -133.82 REMARK 500 8 PRO A 52 177.40 -26.40 REMARK 500 8 PRO A 56 104.38 -54.81 REMARK 500 8 ILE A 57 -168.25 -74.43 REMARK 500 9 ALA A 4 -175.06 -172.56 REMARK 500 9 LYS A 8 -59.09 -120.55 REMARK 500 9 ASN A 9 -77.98 -121.53 REMARK 500 9 ASN A 11 32.22 82.35 REMARK 500 9 VAL A 13 -153.78 -111.10 REMARK 500 9 ALA A 39 -76.06 -134.86 REMARK 500 9 ALA A 45 -178.25 161.59 REMARK 500 9 ASP A 53 -13.25 72.81 REMARK 500 9 PRO A 56 91.80 -64.05 REMARK 500 9 ILE A 57 -169.64 -66.56 REMARK 500 9 VAL A 59 56.03 -150.21 REMARK 500 9 PRO A 60 -71.27 -100.72 REMARK 500 10 LYS A 8 -72.14 -109.61 REMARK 500 10 ASN A 9 -46.80 -154.83 REMARK 500 10 ASN A 11 23.71 83.60 REMARK 500 10 VAL A 13 -169.64 -122.86 REMARK 500 10 PRO A 52 172.12 -32.07 REMARK 500 10 ILE A 57 -158.26 -73.23 REMARK 500 10 ARG A 58 149.95 -38.21 REMARK 500 10 LYS A 62 63.12 69.60 REMARK 500 11 LYS A 8 -65.82 -129.64 REMARK 500 11 ASN A 9 -60.17 -140.55 REMARK 500 11 VAL A 13 -164.97 -128.08 REMARK 500 11 ASN A 23 -18.08 -45.18 REMARK 500 11 ALA A 39 71.06 51.60 REMARK 500 11 LYS A 41 -33.68 -143.11 REMARK 500 11 ALA A 45 168.18 155.60 REMARK 500 11 PRO A 52 172.13 -49.96 REMARK 500 11 VAL A 55 79.50 -114.91 REMARK 500 11 PRO A 56 94.22 -53.86 REMARK 500 11 ILE A 57 -172.85 -66.87 REMARK 500 12 ALA A 4 -175.82 -176.65 REMARK 500 12 LYS A 8 -80.41 -117.06 REMARK 500 12 ASN A 9 -44.76 -142.80 REMARK 500 12 ALA A 39 48.22 70.50 REMARK 500 12 LYS A 41 -38.84 -165.16 REMARK 500 12 ALA A 45 -178.95 175.85 REMARK 500 12 PRO A 52 35.65 -82.08 REMARK 500 12 ASP A 53 -17.23 55.66 REMARK 500 12 ILE A 57 -173.92 -56.46 REMARK 500 12 LYS A 62 110.25 167.25 REMARK 500 13 LYS A 8 -73.63 -127.14 REMARK 500 13 ASN A 9 -73.58 -136.48 REMARK 500 13 TYR A 10 64.56 -114.23 REMARK 500 13 ASN A 11 30.74 72.40 REMARK 500 13 VAL A 13 -165.81 -121.46 REMARK 500 13 ALA A 39 77.36 56.48 REMARK 500 13 LYS A 41 -36.70 -149.08 REMARK 500 13 ALA A 45 174.69 174.04 REMARK 500 13 ALA A 50 70.76 34.00 REMARK 500 13 PRO A 52 31.54 -81.46 REMARK 500 13 ASP A 53 -28.91 60.58 REMARK 500 13 PRO A 56 94.65 -65.62 REMARK 500 13 ILE A 57 -166.84 -72.74 REMARK 500 13 VAL A 59 49.88 -146.77 REMARK 500 14 LYS A 8 -84.33 -109.45 REMARK 500 14 ASN A 9 -49.70 -145.00 REMARK 500 14 TYR A 10 64.20 -115.33 REMARK 500 14 VAL A 13 -161.21 -119.62 REMARK 500 14 LYS A 41 -48.72 -154.36 REMARK 500 14 ALA A 45 174.60 164.87 REMARK 500 14 PRO A 52 17.74 -61.01 REMARK 500 14 ASP A 53 -15.66 63.47 REMARK 500 14 ILE A 57 -178.84 -51.99 REMARK 500 14 LYS A 62 114.30 -178.25 REMARK 500 15 ALA A 4 -178.50 -178.90 REMARK 500 15 LYS A 8 -76.23 -118.68 REMARK 500 15 ASN A 9 -61.53 -139.50 REMARK 500 15 ASN A 11 38.78 74.98 REMARK 500 15 ASN A 23 -16.92 -48.17 REMARK 500 15 ALA A 39 70.52 55.22 REMARK 500 15 LYS A 41 -41.54 -147.40 REMARK 500 15 ALA A 45 175.62 160.75 REMARK 500 15 PRO A 52 176.01 -53.91 REMARK 500 15 PRO A 56 86.19 -63.94 REMARK 500 15 ILE A 57 -170.98 -61.30 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 1 ARG A 2 0.10 SIDE_CHAIN REMARK 500 1 ARG A 18 0.15 SIDE_CHAIN REMARK 500 1 ARG A 58 0.09 SIDE_CHAIN REMARK 500 2 ARG A 2 0.18 SIDE_CHAIN REMARK 500 2 ARG A 18 0.13 SIDE_CHAIN REMARK 500 2 ARG A 58 0.11 SIDE_CHAIN REMARK 500 3 ARG A 2 0.12 SIDE_CHAIN REMARK 500 3 ARG A 18 0.09 SIDE_CHAIN REMARK 500 3 ARG A 58 0.10 SIDE_CHAIN REMARK 500 4 ARG A 2 0.08 SIDE_CHAIN REMARK 500 4 ARG A 18 0.12 SIDE_CHAIN REMARK 500 5 ARG A 2 0.12 SIDE_CHAIN REMARK 500 5 ARG A 18 0.08 SIDE_CHAIN REMARK 500 6 ARG A 2 0.09 SIDE_CHAIN REMARK 500 6 ARG A 58 0.14 SIDE_CHAIN REMARK 500 7 ARG A 2 0.09 SIDE_CHAIN REMARK 500 7 ARG A 18 0.20 SIDE_CHAIN REMARK 500 8 ARG A 2 0.14 SIDE_CHAIN REMARK 500 9 ARG A 2 0.15 SIDE_CHAIN REMARK 500 10 ARG A 18 0.13 SIDE_CHAIN REMARK 500 11 ARG A 2 0.19 SIDE_CHAIN REMARK 500 11 ARG A 18 0.09 SIDE_CHAIN REMARK 500 12 ARG A 2 0.16 SIDE_CHAIN REMARK 500 12 ARG A 18 0.15 SIDE_CHAIN REMARK 500 12 ARG A 58 0.15 SIDE_CHAIN REMARK 500 13 ARG A 2 0.15 SIDE_CHAIN REMARK 500 14 ARG A 18 0.09 SIDE_CHAIN REMARK 500 14 ARG A 58 0.17 SIDE_CHAIN REMARK 500 15 ARG A 2 0.17 SIDE_CHAIN REMARK 500 15 ARG A 58 0.16 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL

DBREF 1LQQ A 1 64 UNP P01487 SCX3_LEIQU 1 64

SEQRES 1 A 64 VAL ARG ASP ALA TYR ILE ALA LYS ASN TYR ASN CYS VAL SEQRES 2 A 64 TYR GLU CYS PHE ARG ASP SER TYR CYS ASN ASP LEU CYS SEQRES 3 A 64 THR LYS ASN GLY ALA SER SER GLY TYR CYS GLN TRP ALA SEQRES 4 A 64 GLY LYS TYR GLY ASN ALA CYS TRP CYS TYR ALA LEU PRO SEQRES 5 A 64 ASP ASN VAL PRO ILE ARG VAL PRO GLY LYS CYS HIS

HELIX 1 H1 ARG A 18 ASN A 29 1 12

SHEET 1 S1 3 ARG A 2 ILE A 6 0 SHEET 2 S1 3 GLY A 43 LEU A 51 -1 SHEET 3 S1 3 SER A 33 ALA A 39 -1

SSBOND 1 CYS A 12 CYS A 63 1555 1555 2.02 SSBOND 2 CYS A 16 CYS A 36 1555 1555 2.02 SSBOND 3 CYS A 22 CYS A 46 1555 1555 2.02 SSBOND 4 CYS A 26 CYS A 48 1555 1555 2.02

CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1

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 1.000000 0.000000 0.000000 0.00000

SCALE2 0.000000 1.000000 0.000000 0.00000

SCALE3 0.000000 0.000000 1.000000 0.00000