HEADER DNA/ANTIBIOTIC 10-AUG-94 185D TITLE SEQUENCE SPECIFICITY OF QUINOXALINE ANTIBIOTICS. 1. SOLUTION STRUCTURE TITLE 2 OF A 1:1 COMPLEX BETWEEN TRIOSTIN A AND [D(GACGTC)]2 AND COMPARISON TITLE 3 WITH THE SOLUTION STRUCTURE OF THE [N-MECYS3, N-MECYS7]TANDEM- TITLE 4 [D(GATATC)]2 COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: TRIOSTIN A; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: DNA (5'-D(*GP*AP*CP*GP*TP*C)-3'); COMPND 7 CHAIN: C, D; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 SYNTHETIC: YES; SOURCE 3 ORGANISM_SCIENTIFIC: STREPTOMYCINEAE; SOURCE 4 ORGANISM_TAXID: 1931; SOURCE 5 MOL_ID: 2; SOURCE 6 SYNTHETIC: YES KEYWDS BISINTERCALATOR, DEPSIPEPTIDE, QUINOXALINE, ANTIBIOTIC, ANTITUMOR, KEYWDS 2 DNA-ANTIBIOTIC COMPLEX EXPDTA SOLUTION NMR NUMMDL 5 AUTHOR K.J.ADDESS,J.FEIGON REVDAT 5 01-NOV-17 185D 1 REMARK REVDAT 4 27-JUL-11 185D 1 DBREF HETATM REMARK REVDAT 3 13-JUL-11 185D 1 VERSN REVDAT 2 24-FEB-09 185D 1 VERSN REVDAT 1 07-FEB-95 185D 0 JRNL AUTH K.J.ADDESS,J.FEIGON JRNL TITL SEQUENCE SPECIFICITY OF QUINOXALINE ANTIBIOTICS. 1. SOLUTION JRNL TITL 2 STRUCTURE OF A 1:1 COMPLEX BETWEEN TRIOSTIN A AND JRNL TITL 3 [D(GACGTC)]2 AND COMPARISON WITH THE SOLUTION STRUCTURE OF JRNL TITL 4 THE [N-MECYS3,N-MECYS7]TANDEM-[D(GATATC)]2 COMPLEX. JRNL REF BIOCHEMISTRY V. 33 12386 1994 JRNL REFN ISSN 0006-2960 JRNL PMID 7918461 JRNL DOI 10.1021/BI00207A005 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH K.J.ADDESS,J.S.SINSHEIMER,J.FEIGON REMARK 1 TITL SOLUTION STRUCTURE OF A COMPLEX BETWEEN REMARK 1 TITL 2 [N-MECYS3,N-MECYS7]TANDEM AND [D(GATATC)]2 REMARK 1 REF BIOCHEMISTRY V. 32 2498 1993 REMARK 1 REFN ISSN 0006-2960 REMARK 1 PMID 8448108 REMARK 1 DOI 10.1021/BI00061A006 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: NUMBER OF ATOMS PRESENT IN ENTRY. REMARK 3 NUMBER OF PROTEIN ATOMS 328 NUMBER OF NUCLEIC ACID ATOMS 48 REMARK 3 NUMBER OF SOLVENT ATOMS 240 NUMBER OF HETEROGEN ATOMS 40 AVERAGE REMARK 3 PAIRWISE RMSD BOND DISTANCES FOR HEAVY ATOM POSITIONS FOR 5 REMARK 3 STRUCTURES: 1.37 ANGSTROMS. REMARK 4 REMARK 4 185D COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000170189. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : NULL REMARK 210 PH : NULL REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : NULL REMARK 210 SAMPLE CONTENTS : NULL REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : NULL REMARK 210 SPECTROMETER FIELD STRENGTH : NULL REMARK 210 SPECTROMETER MODEL : NULL REMARK 210 SPECTROMETER MANUFACTURER : NULL REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : DISTANCE GEOMETRY, MOLECULAR REMARK 210 DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : NULL REMARK 210 CONFORMERS, NUMBER SUBMITTED : 5 REMARK 210 CONFORMERS, SELECTION CRITERIA : NULL REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : NULL REMARK 210 REMARK 210 REMARK: TRIOSTIN A CONTAINS TWO PLANAR AROMATIC QUINOXALINE RINGS REMARK 210 THAT ARE COVALENTLY ATTACHED TO A CYCLIC OCTADEPSIPEPTIDE RING REMARK 210 REPRESENTED BY CHAINS A AND B IN THIS ENTRY. THERE IS A REMARK 210 DISULFIDE BRIDGE LINKING CYS A 4 TO CYS B 9. BOTH CYS AND VAL REMARK 210 RESIDUES CONTAIN METHYLATED AMIDE NITROGENS; THE TWO D-SER REMARK 210 RESIDUES ARE AMIDE BONDED TO THE TWO QUINOXALINE RINGS. 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 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2080 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 2840 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -3.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C, D 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 TRIOSTIN IS A BICYCLIC OCTADEPSIPEPTIDE, A MEMBER REMARK 400 OF THE QUINOXALINE CLASS OF ANTIBIOTICS. REMARK 400 HERE, TRIOSTIN IS REPRESENTED BY GROUPING TOGETHER THE REMARK 400 SEQUENCE (SEQRES) AND THE TWO LIGANDS (HET) QUI REMARK 400 REMARK 400 THE TRIOSTIN A IS CYCLIC DEPSIPEPTIDE, A MEMBER OF ANTICANCER CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: TRIOSTIN A REMARK 400 CHAIN: A REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 COMPONENT_2: RESIDUE QUI, 2 COPIES REMARK 400 DESCRIPTION: TRIOSTIN IS A BICYCLIC OCTADEPSIPEPTIDE. REMARK 400 BICYCLIZATION IS ACHIEVED BY LINKING THE N- AND THE REMARK 400 C- TERMINI, AND A DISULPHIDE BOND BETWEEN RESIDUES 3 REMARK 400 AND 7. THE TWO QUINOXALINE CHROMOPHORES ARE LINKED REMARK 400 TO THE D-SERINE RESIDUES, RESIDUES 1 AND 5. 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 1 DT C 15 C5 DT C 15 C7 0.039 REMARK 500 1 DT D 21 C5 DT D 21 C7 0.043 REMARK 500 2 DT C 15 C5 DT C 15 C7 0.042 REMARK 500 3 DT C 15 C5 DT C 15 C7 0.038 REMARK 500 4 DT C 15 C5 DT C 15 C7 0.036 REMARK 500 4 DT D 21 C5 DT D 21 C7 0.036 REMARK 500 5 DT C 15 C5 DT C 15 C7 0.040 REMARK 500 5 DT D 21 C5 DT D 21 C7 0.037 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 DG C 11 O4' - C1' - N9 ANGL. DEV. = 1.9 DEGREES REMARK 500 1 DG C 11 N7 - C8 - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 1 DC C 13 C1' - O4' - C4' ANGL. DEV. = -6.2 DEGREES REMARK 500 1 DC C 13 N1 - C2 - O2 ANGL. DEV. = 3.8 DEGREES REMARK 500 1 DG C 14 O4' - C1' - C2' ANGL. DEV. = -5.5 DEGREES REMARK 500 1 DG C 14 N7 - C8 - N9 ANGL. DEV. = 3.2 DEGREES REMARK 500 1 DG D 17 C1' - O4' - C4' ANGL. DEV. = -6.5 DEGREES REMARK 500 1 DG D 17 N7 - C8 - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 1 DC D 19 C1' - O4' - C4' ANGL. DEV. = -6.8 DEGREES REMARK 500 1 DC D 19 O4' - C1' - N1 ANGL. DEV. = 2.7 DEGREES REMARK 500 1 DC D 19 N1 - C2 - O2 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 DG D 20 N7 - C8 - N9 ANGL. DEV. = 3.1 DEGREES REMARK 500 1 DT D 21 O4' - C1' - C2' ANGL. DEV. = -4.9 DEGREES REMARK 500 1 DC D 22 O4' - C1' - N1 ANGL. DEV. = 2.8 DEGREES REMARK 500 2 DG C 11 O4' - C1' - C2' ANGL. DEV. = -5.3 DEGREES REMARK 500 2 DG C 11 O4' - C1' - N9 ANGL. DEV. = 4.5 DEGREES REMARK 500 2 DG C 11 N7 - C8 - N9 ANGL. DEV. = 3.1 DEGREES REMARK 500 2 DC C 13 O4' - C1' - N1 ANGL. DEV. = 1.8 DEGREES REMARK 500 2 DG C 14 O4' - C1' - C2' ANGL. DEV. = -5.9 DEGREES REMARK 500 2 DG C 14 O4' - C1' - N9 ANGL. DEV. = 3.9 DEGREES REMARK 500 2 DG C 14 N7 - C8 - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 2 DC C 16 O4' - C1' - N1 ANGL. DEV. = 3.4 DEGREES REMARK 500 2 DG D 17 N7 - C8 - N9 ANGL. DEV. = 3.5 DEGREES REMARK 500 2 DG D 20 C1' - O4' - C4' ANGL. DEV. = -6.2 DEGREES REMARK 500 2 DG D 20 O4' - C1' - C2' ANGL. DEV. = -6.8 DEGREES REMARK 500 2 DG D 20 O4' - C1' - N9 ANGL. DEV. = 4.4 DEGREES REMARK 500 2 DG D 20 N7 - C8 - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 3 DG C 11 O4' - C1' - N9 ANGL. DEV. = 2.0 DEGREES REMARK 500 3 DG C 11 N7 - C8 - N9 ANGL. DEV. = 3.4 DEGREES REMARK 500 3 DA C 12 O4' - C1' - N9 ANGL. DEV. = 2.5 DEGREES REMARK 500 3 DC C 13 O4' - C1' - N1 ANGL. DEV. = 3.5 DEGREES REMARK 500 3 DG C 14 O4' - C1' - N9 ANGL. DEV. = 2.2 DEGREES REMARK 500 3 DG C 14 N7 - C8 - N9 ANGL. DEV. = 3.2 DEGREES REMARK 500 3 DT C 15 O4' - C1' - C2' ANGL. DEV. = -6.8 DEGREES REMARK 500 3 DC C 16 O4' - C1' - N1 ANGL. DEV. = 3.1 DEGREES REMARK 500 3 DG D 17 N7 - C8 - N9 ANGL. DEV. = 3.4 DEGREES REMARK 500 3 DG D 17 C3' - O3' - P ANGL. DEV. = 9.2 DEGREES REMARK 500 3 DA D 18 O4' - C1' - C2' ANGL. DEV. = -4.9 DEGREES REMARK 500 3 DC D 19 C4' - C3' - C2' ANGL. DEV. = -4.6 DEGREES REMARK 500 3 DC D 19 O4' - C1' - N1 ANGL. DEV. = 4.0 DEGREES REMARK 500 3 DG D 20 O4' - C1' - C2' ANGL. DEV. = -5.5 DEGREES REMARK 500 3 DG D 20 O4' - C1' - N9 ANGL. DEV. = 3.6 DEGREES REMARK 500 3 DG D 20 N7 - C8 - N9 ANGL. DEV. = 3.2 DEGREES REMARK 500 3 DC D 22 O4' - C1' - N1 ANGL. DEV. = 4.1 DEGREES REMARK 500 4 DG C 11 O4' - C1' - C2' ANGL. DEV. = -5.4 DEGREES REMARK 500 4 DG C 11 O4' - C1' - N9 ANGL. DEV. = 4.4 DEGREES REMARK 500 4 DG C 11 N7 - C8 - N9 ANGL. DEV. = 3.3 DEGREES REMARK 500 4 DC C 13 C4' - C3' - C2' ANGL. DEV. = -5.2 DEGREES REMARK 500 4 DC C 13 O4' - C1' - N1 ANGL. DEV. = 5.2 DEGREES REMARK 500 4 DG C 14 O4' - C1' - C2' ANGL. DEV. = -5.4 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 73 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 5 NCY A 3 -61.43 -98.73 REMARK 500 5 NCY A 7 -62.43 -90.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN A OF TRIOSTIN A REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 193D RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF D(ACACGTGT) COMPLEXED WITH QUINOMYCIN UK-6305 REMARK 900 RELATED ID: 1PFE RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(GCGTACG) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP P6322 REMARK 900 RELATED ID: 1VS2 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(GCGTACGC) COMPLEXED WITH TRIOSIN A REMARK 900 RELATED ID: 1XVK RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(GCGTACGC) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP P632 REMARK 900 RELATED ID: 1XVN RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(ACGTACGT) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP P632 REMARK 900 RELATED ID: 1XVR RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(CGTACG) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP C21 REMARK 900 RELATED ID: 2ADW RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(ACGTACGT) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP P42212 REMARK 900 RELATED ID: 2DA8 RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF D(GATATC) COMPLEXED WITH A MODIFIED TRIOSTIN REMARK 900 A AT POSITIONS 4 AND 8 REMARK 900 RELATED ID: 3GO3 RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF D(ACGTACGT) COMPLEXED WITH ECHINOMYCIN - SPACE REMARK 900 GROUP P41212 DBREF 185D A 1 8 NOR NOR01129 NOR01129 1 8 DBREF 185D C 11 16 PDB 185D 185D 1 6 DBREF 185D D 17 22 PDB 185D 185D 1 6 SEQRES 1 A 8 DSN ALA NCY MVA DSN ALA NCY MVA SEQRES 1 C 6 DG DA DC DG DT DC SEQRES 1 D 6 DG DA DC DG DT DC HET DSN A 1 10 HET NCY A 3 13 HET MVA A 4 19 HET DSN A 5 10 HET NCY A 7 13 HET MVA A 8 19 HET QUI A 0 17 HET QUI A 9 17 HETNAM DSN D-SERINE HETNAM NCY N-METHYLCYSTEINE HETNAM MVA N-METHYLVALINE HETNAM QUI 2-CARBOXYQUINOXALINE FORMUL 1 DSN 2(C3 H7 N O3) FORMUL 1 NCY 2(C4 H9 N O2 S) FORMUL 1 MVA 2(C6 H13 N O2) FORMUL 4 QUI 2(C9 H6 N2 O2) SSBOND 1 NCY A 3 NCY A 7 1555 1555 2.02 LINK C QUI A 0 N DSN A 1 1555 1555 1.33 LINK C DSN A 1 N ALA A 2 1555 1555 1.31 LINK OG DSN A 1 C MVA A 8 1555 1555 1.33 LINK C ALA A 2 N NCY A 3 1555 1555 1.32 LINK C NCY A 3 N MVA A 4 1555 1555 1.33 LINK C MVA A 4 OG DSN A 5 1555 1555 1.33 LINK C DSN A 5 N ALA A 6 1555 1555 1.30 LINK N DSN A 5 C QUI A 9 1555 1555 1.33 LINK C ALA A 6 N NCY A 7 1555 1555 1.33 LINK C NCY A 7 N MVA A 8 1555 1555 1.33 SITE 1 AC1 8 DA C 12 DC C 13 DG C 14 DT C 15 SITE 2 AC1 8 DA D 18 DC D 19 DG D 20 DT D 21 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 MODEL 1 HETATM 1 N DSN A 1 4.031 3.107 1.694 1.00 0.00 N HETATM 2 CA DSN A 1 3.757 4.038 2.866 1.00 0.00 C HETATM 3 C DSN A 1 2.281 4.307 3.242 1.00 0.00 C HETATM 4 O DSN A 1 1.999 4.689 4.360 1.00 0.00 O HETATM 5 CB DSN A 1 4.505 3.463 4.122 1.00 0.00 C HETATM 6 OG DSN A 1 4.068 2.123 4.268 1.00 0.00 O HETATM 7 H DSN A 1 3.811 2.150 1.753 1.00 0.00 H HETATM 8 HA DSN A 1 4.179 5.007 2.652 1.00 0.00 H HETATM 9 HB2 DSN A 1 5.580 3.487 3.990 1.00 0.00 H HETATM 10 HB3 DSN A 1 4.248 4.014 5.018 1.00 0.00 H