HEADER IRON TRANSPORT 19-JUN-93 1LCT TITLE STRUCTURE OF THE RECOMBINANT N-TERMINAL LOBE OF HUMAN LACTOFERRIN AT TITLE 2 2.0 ANGSTROMS RESOLUTION COMPND MOL_ID: 1; COMPND 2 MOLECULE: LACTOFERRIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CDNA KEYWDS IRON TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR C.L.DAY,B.F.ANDERSON,E.N.BAKER REVDAT 3 29-NOV-17 1LCT 1 HELIX REVDAT 2 24-FEB-09 1LCT 1 VERSN REVDAT 1 31-OCT-93 1LCT 0 JRNL AUTH C.L.DAY,B.F.ANDERSON,J.W.TWEEDIE,E.N.BAKER JRNL TITL STRUCTURE OF THE RECOMBINANT N-TERMINAL LOBE OF HUMAN JRNL TITL 2 LACTOFERRIN AT 2.0 A RESOLUTION. JRNL REF J.MOL.BIOL. V. 232 1084 1993 JRNL REFN ISSN 0022-2836 JRNL PMID 8371268 JRNL DOI 10.1006/JMBI.1993.1462 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.L.DAY,K.M.STOWELL,E.N.BAKER,J.W.TWEEDIE REMARK 1 TITL STUDIES OF THE N-TERMINAL HALF OF HUMAN LACTOFERRIN PRODUCED REMARK 1 TITL 2 FROM THE CLONED CDNA DEMONSTRATE THAT INTERLOBE INTERACTIONS REMARK 1 TITL 3 MODULATE IRON RELEASE REMARK 1 REF J.BIOL.CHEM. V. 267 13857 1992 REMARK 1 REFN ISSN 0021-9258 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.L.DAY,G.E.NORRIS,B.F.ANDERSON,J.W.TWEEDIE,E.N.BAKER REMARK 1 TITL PRELIMINARY CRYSTALLOGRAPHIC STUDIES OF THE AMINO-TERMINAL REMARK 1 TITL 2 HALF OF HUMAN LACTOFERRIN IN ITS IRON-SATURATED AND REMARK 1 TITL 3 IRON-FREE FORMS REMARK 1 REF J.MOL.BIOL. V. 228 973 1992 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 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 ANGSTROMS RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 209 711 1989 REMARK 1 REFN ISSN 0022-2836 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 34180 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.184 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2489 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 5 REMARK 3 SOLVENT ATOMS : 186 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.018 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 3.000 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : NULL REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1LCT 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_1000174662. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.55 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.77 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y,-Z REMARK 290 3555 X+1/2,Y+1/2,Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 3 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.15000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 29.15000 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 THE PROTEIN WAS DEGLYCOSYLATED PRIOR TO CRYSTALLIZATION. REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ARG A 1 REMARK 465 ARG A 2 REMARK 465 ARG A 3 REMARK 465 ILE A 328 REMARK 465 GLN A 329 REMARK 465 ASN A 330 REMARK 465 LEU A 331 REMARK 465 ARG A 332 REMARK 465 LYS A 333 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ARG A 4 CB CG CD NE CZ NH1 NH2 REMARK 470 LYS A 38 CD CE NZ REMARK 470 LYS A 73 CB CG CD CE NZ REMARK 470 GLU A 85 CD OE1 OE2 REMARK 470 ARG A 86 CD NE CZ NH1 NH2 REMARK 470 ASN A 137 CG OD1 ND2 REMARK 470 THR A 139 CB OG1 CG2 REMARK 470 ASP A 315 CB CG OD1 OD2 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 GLU A 66 CD GLU A 66 OE1 0.077 REMARK 500 GLU A 80 CD GLU A 80 OE1 0.071 REMARK 500 GLU A 228 CD GLU A 228 OE1 -0.067 REMARK 500 GLU A 264 CD GLU A 264 OE2 0.071 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 MET A 26 CG - SD - CE ANGL. DEV. = 9.8 DEGREES REMARK 500 ASP A 40 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 40 CB - CG - OD2 ANGL. DEV. = -6.7 DEGREES REMARK 500 ARG A 53 N - CA - CB ANGL. DEV. = 13.4 DEGREES REMARK 500 ARG A 53 NE - CZ - NH1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ASP A 55 CB - CG - OD1 ANGL. DEV. = -6.9 DEGREES REMARK 500 ASP A 55 CB - CG - OD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 60 CB - CG - OD2 ANGL. DEV. = -5.6 DEGREES REMARK 500 TYR A 65 CB - CG - CD1 ANGL. DEV. = -5.1 DEGREES REMARK 500 ARG A 120 NE - CZ - NH2 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 121 NE - CZ - NH2 ANGL. DEV. = 3.5 DEGREES REMARK 500 ARG A 133 NE - CZ - NH1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 133 NE - CZ - NH2 ANGL. DEV. = -3.8 DEGREES REMARK 500 CYS A 198 CA - CB - SG ANGL. DEV. = 7.7 DEGREES REMARK 500 ASP A 201 CB - CG - OD1 ANGL. DEV. = 6.3 DEGREES REMARK 500 ASP A 201 CB - CG - OD2 ANGL. DEV. = -6.8 DEGREES REMARK 500 ASP A 205 CB - CG - OD1 ANGL. DEV. = -7.8 DEGREES REMARK 500 ASP A 205 CB - CG - OD2 ANGL. DEV. = 6.8 DEGREES REMARK 500 ASP A 220 CB - CG - OD1 ANGL. DEV. = 7.9 DEGREES REMARK 500 ASP A 220 CB - CG - OD2 ANGL. DEV. = -9.5 DEGREES REMARK 500 GLU A 221 N - CA - CB ANGL. DEV. = -11.8 DEGREES REMARK 500 ARG A 224 NE - CZ - NH1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ARG A 224 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 236 CD - NE - CZ ANGL. DEV. = 8.6 DEGREES REMARK 500 ARG A 236 NE - CZ - NH1 ANGL. DEV. = 6.6 DEGREES REMARK 500 ARG A 236 NE - CZ - NH2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ASP A 240 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ASP A 244 CB - CG - OD1 ANGL. DEV. = -6.8 DEGREES REMARK 500 ASP A 244 CB - CG - OD2 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 258 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 ARG A 258 NE - CZ - NH2 ANGL. DEV. = -5.0 DEGREES REMARK 500 PRO A 312 O - C - N ANGL. DEV. = 10.2 DEGREES REMARK 500 ARG A 313 NE - CZ - NH2 ANGL. DEV. = 3.7 DEGREES REMARK 500 THR A 326 N - CA - CB ANGL. DEV. = 12.4 DEGREES REMARK 500 ALA A 327 C - N - CA ANGL. DEV. = 16.4 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 SER A 5 144.42 -179.03 REMARK 500 GLU A 108 50.25 -116.38 REMARK 500 TRP A 125 -63.41 -142.53 REMARK 500 ASN A 137 75.60 45.05 REMARK 500 GLU A 143 109.05 -54.69 REMARK 500 PHE A 166 47.69 -146.20 REMARK 500 SER A 191 -175.49 70.19 REMARK 500 LYS A 263 32.18 78.75 REMARK 500 LEU A 299 -51.19 74.12 REMARK 500 THR A 326 105.55 -39.21 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 400 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 TYR A 92 OH REMARK 620 2 TYR A 192 OH 106.0 REMARK 620 3 ASP A 60 OD1 89.6 163.7 REMARK 620 4 HIS A 253 NE2 96.0 86.3 87.5 REMARK 620 5 CO3 A 401 O1 97.3 88.5 94.2 166.6 REMARK 620 6 CO3 A 401 O2 159.2 80.1 86.9 104.3 62.6 REMARK 620 N 1 2 3 4 5 REMARK 700 REMARK 700 SHEET REMARK 700 THE SHEET STRUCTURE OF THIS MOLECULE IS BIFURCATED. IN REMARK 700 ORDER TO REPRESENT THIS FEATURE IN THE SHEET RECORDS BELOW, REMARK 700 TWO SHEETS ARE DEFINED. STRANDS 1, 2, 3, 4 AND 6 OF B2A REMARK 700 AND B2B ARE IDENTICAL. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: BST REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: NULL REMARK 800 REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FE A 400 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CO3 A 401 REMARK 999 REMARK 999 SEQUENCE REMARK 999 SEQUENCE ADVISORY NOTICE: REMARK 999 DIFFERENCE BETWEEN SWISS-PROT AND PDB SEQUENCE. REMARK 999 REMARK 999 SWISS-PROT ENTRY NAME: TRFL_HUMAN REMARK 999 REMARK 999 SWISS-PROT RESIDUE PDB SEQRES REMARK 999 NAME NUMBER NAME CHAIN SEQ/INSERT CODE REMARK 999 GLN 13 ASN 13 REMARK 999 THR 129 ILE 129 REMARK 999 REMARK 999 THE SEQUENCE DEVIATIONS RESULT FROM THE AUTHOR'S OWN REMARK 999 SEQUENCING OF A CDNA FOR HUMAN LACTOFERRIN. THE SEQUENCE REMARK 999 USED IN THE STRUCTURAL WORK IS THAT GIVEN IN THE PAPER REMARK 999 PRESENTED AS REFERENCE 3 ABOVE. DBREF 1LCT A 1 333 UNP P02788 TRFL_HUMAN 21 353 SEQADV 1LCT ASN A 13 UNP P02788 GLN 33 CONFLICT SEQRES 1 A 333 ARG ARG ARG ARG SER VAL GLN TRP CYS ALA VAL SER ASN SEQRES 2 A 333 PRO GLU ALA THR LYS CYS PHE GLN TRP GLN ARG ASN MET SEQRES 3 A 333 ARG LYS VAL ARG GLY PRO PRO VAL SER CYS ILE LYS ARG SEQRES 4 A 333 ASP SER PRO ILE GLN CYS ILE GLN ALA ILE ALA GLU ASN SEQRES 5 A 333 ARG ALA ASP ALA VAL THR LEU ASP GLY GLY PHE ILE TYR SEQRES 6 A 333 GLU ALA GLY LEU ALA PRO TYR LYS LEU ARG PRO VAL ALA SEQRES 7 A 333 ALA GLU VAL TYR GLY THR GLU ARG GLN PRO ARG THR HIS SEQRES 8 A 333 TYR TYR ALA VAL ALA VAL VAL LYS LYS GLY GLY SER PHE SEQRES 9 A 333 GLN LEU ASN GLU LEU GLN GLY LEU LYS SER CYS HIS THR SEQRES 10 A 333 GLY LEU ARG ARG THR ALA GLY TRP ASN VAL PRO ILE GLY SEQRES 11 A 333 THR LEU ARG PRO PHE LEU ASN TRP THR GLY PRO PRO GLU SEQRES 12 A 333 PRO ILE GLU ALA ALA VAL ALA ARG PHE PHE SER ALA SER SEQRES 13 A 333 CYS VAL PRO GLY ALA ASP LYS GLY GLN PHE PRO ASN LEU SEQRES 14 A 333 CYS ARG LEU CYS ALA GLY THR GLY GLU ASN LYS CYS ALA SEQRES 15 A 333 PHE SER SER GLN GLU PRO TYR PHE SER TYR SER GLY ALA SEQRES 16 A 333 PHE LYS CYS LEU ARG ASP GLY ALA GLY ASP VAL ALA PHE SEQRES 17 A 333 ILE ARG GLU SER THR VAL PHE GLU ASP LEU SER ASP GLU SEQRES 18 A 333 ALA GLU ARG ASP GLU TYR GLU LEU LEU CYS PRO ASP ASN SEQRES 19 A 333 THR ARG LYS PRO VAL ASP LYS PHE LYS ASP CYS HIS LEU SEQRES 20 A 333 ALA ARG VAL PRO SER HIS ALA VAL VAL ALA ARG SER VAL SEQRES 21 A 333 ASN GLY LYS GLU ASP ALA ILE TRP ASN LEU LEU ARG GLN SEQRES 22 A 333 ALA GLN GLU LYS PHE GLY LYS ASP LYS SER PRO LYS PHE SEQRES 23 A 333 GLN LEU PHE GLY SER PRO SER GLY GLN LYS ASP LEU LEU SEQRES 24 A 333 PHE LYS ASP SER ALA ILE GLY PHE SER ARG VAL PRO PRO SEQRES 25 A 333 ARG ILE ASP SER GLY LEU TYR LEU GLY SER GLY TYR PHE SEQRES 26 A 333 THR ALA ILE GLN ASN LEU ARG LYS HET FE A 400 1 HET CO3 A 401 4 HETNAM FE FE (III) ION HETNAM CO3 CARBONATE ION FORMUL 2 FE FE 3+ FORMUL 3 CO3 C O3 2- FORMUL 4 HOH *186(H2 O) HELIX 1 H1 SER A 12 GLY A 31 1ALPHAC2 CONFMTN AT C-TERMINUS 20 HELIX 2 H2 SER A 41 ARG A 53 1ALPHAC2 CONFMTN AT C-TERMINUS 13 HELIX 3 H3 ASP A 60 LEU A 69 1ALPHAC1 CONFMTN AT C-TERMINUS 10 HELIX 4 H5 ARG A 121 LEU A 136 1ALPHAC1 CONFMTN AT C-TERMINUS 16 HELIX 5 H6 PRO A 144 PHE A 153 1ALPHAN CONFMTN AT N-TERMINUS 10 HELIX 6 H7 SER A 191 ALA A 203 1ALPHAC2 CONFMTN AT C-TERMINUS 13 HELIX 7 H8 SER A 212 LEU A 218 1 7 HELIX 8 H8A ALA A 222 GLU A 226 5 5 HELIX 9 H9 LYS A 263 GLY A 279 1 17 HELIX 10 H10 ASP A 315 GLY A 323 1ALPHAC1 CONFMTN AT C-TERMINUS 9 SHEET 1 B1 6 PRO A 32 ARG A 39 0 SHEET 2 B1 6 SER A 5 ALA A 10 1 O VAL A 6 N SER A 35 SHEET 3 B1 6 ALA A 54 LEU A 59 1 N ALA A 56 O GLN A 7 SHEET 4 B1 6 HIS A 253 ARG A 258 -1 N ALA A 254 O LEU A 59 SHEET 5 B1 6 LEU A 74 TYR A 82 -1 N ARG A 75 O ALA A 257 SHEET 6 B1 6 ALA A 304 VAL A 310 -1 O GLY A 306 N VAL A 81 SHEET 1 B2A 5 SER A 154 VAL A 158 0 SHEET 2 B2A 5 LEU A 112 HIS A 116 1 N SER A 114 O ALA A 155 SHEET 3 B2A 5 GLY A 204 GLU A 211 1 O VAL A 206 N CYS A 115 SHEET 4 B2A 5 HIS A 91 LYS A 100 -1 O TYR A 93 N GLU A 211 SHEET 5 B2A 5 GLU A 226 CYS A 231 -1 O GLU A 226 N LYS A 100 SHEET 1 B2B 6 SER A 154 VAL A 158 0 SHEET 2 B2B 6 LEU A 112 HIS A 116 1 N SER A 114 O ALA A 155 SHEET 3 B2B 6 GLY A 204 GLU A 211 1 O VAL A 206 N CYS A 115 SHEET 4 B2B 6 HIS A 91 LYS A 100 -1 O TYR A 93 N GLU A 211 SHEET 5 B2B 6 HIS A 246 PRO A 251 -1 O ALA A 248 N ALA A 94 SHEET 6 B2B 6 GLY A 323 THR A 326 -1 N TYR A 324 O ARG A 249 SSBOND 1 CYS A 9 CYS A 45 1555 1555 2.10 SSBOND 2 CYS A 19 CYS A 36 1555 1555 2.06 SSBOND 3 CYS A 115 CYS A 198 1555 1555 1.98 SSBOND 4 CYS A 157 CYS A 173 1555 1555 1.97 SSBOND 5 CYS A 170 CYS A 181 1555 1555 2.01 SSBOND 6 CYS A 231 CYS A 245 1555 1555 2.07 LINK FE FE A 400 OH TYR A 92 1555 1555 2.00 LINK FE FE A 400 OH TYR A 192 1555 1555 1.92 LINK FE FE A 400 OD1 ASP A 60 1555 1555 1.99 LINK FE FE A 400 NE2 HIS A 253 1555 1555 2.15 LINK FE FE A 400 O1 CO3 A 401 1555 1555 2.23 LINK FE FE A 400 O2 CO3 A 401 1555 1555 2.09 CISPEP 1 ALA A 70 PRO A 71 0 -0.05 CISPEP 2 PRO A 141 PRO A 142 0 8.61 SITE 1 BST 10 ASP A 60 TYR A 92 THR A 117 ARG A 121 SITE 2 BST 10 ALA A 123 GLY A 124 TYR A 192 HIS A 253 SITE 3 BST 10 FE A 400 CO3 A 401 SITE 1 AC1 5 ASP A 60 TYR A 92 TYR A 192 HIS A 253 SITE 2 AC1 5 CO3 A 401 SITE 1 AC2 9 ASP A 60 TYR A 92 THR A 117 ARG A 121 SITE 2 AC2 9 ALA A 123 GLY A 124 TYR A 192 HIS A 253 SITE 3 AC2 9 FE A 400 CRYST1 133.000 58.300 58.300 90.00 114.70 90.00 C 1 2 1 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 0.007519 0.000000 0.003458 0.00000 SCALE2 0.000000 0.017153 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018880 0.00000